Player profile
Casalaspro, Mathias Andre
Dossier
143 of 170 games analyzed.
Accuracy: 90.3%
Opened e4: 51/58Opened d4: 5/58Opened Nf3: 2/58
Castled kingside: 81Same-side castling: 69Did not castle: 20Castled queenside: 18Opposite-side castling: 16
Fianchettoed kingside: 51Played in the center: 38Played on the kingside: 34Played on the queenside: 26Fianchettoed queenside: 16
Active pieces: 90Initiated exchanges: 72Kept the bishop pair: 65Sacrificed material: 61Backward pawn: 59Space advantage: 55Isolated pawn: 38Avoided exchanges: 30Missed tactics: 22Played gambits: 14
Openings
Click "+" to add that group to the games list below. Multiple groups can be added at once.
As White 73 games 31W 27D 14L
Sicilian Defense 27 games 10W 14D 3L
Najdorf Variation 7 games 4W 2D 1L
(unspecified)
5 games
3W
2D
0L
Main Line
1 game
0W
0D
1L
Browne Variation
1 game
1W
0D
0L
Nyezhmetdinov-Rossolimo Attack 5 games 1W 3D 1L
Fianchetto Variation
4 games
1W
2D
1L
Gurgenidze Variation
1 game
0W
1D
0L
Taimanov Variation 2 games 1W 1D 0L
Bastrikov Variation, English Attack
1 game
0W
1D
0L
(unspecified)
1 game
1W
0D
0L
Richter-Rauzer Variation 2 games 0W 1D 1L
Dragon Variation
1 game
0W
1D
0L
Modern Variation
1 game
0W
0D
1L
Dragon Variation 2 games 1W 1D 0L
Yugoslav Attack, Modern Line
2 games
1W
1D
0L
Closed 1 game 1W 0D 0L
Anti-Sveshnikov Variation, with d6
1 game
1W
0D
0L
Four Knights Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
French Variation 1 game 0W 1D 0L
Normal
1 game
0W
1D
0L
Kupreichik Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Venice Attack 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Old Sicilian 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
O'Kelly Variation 1 game 0W 1D 0L
Yerevan System
1 game
0W
1D
0L
Kan Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Modern Variations 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Ruy Lopez 12 games 4W 6D 2L
Closed 6 games 1W 3D 2L
Delayed Exchange
3 games
0W
1D
2L
Smyslov-Breyer-Zaitsev Hybrid
1 game
0W
1D
0L
Keres Defense
1 game
1W
0D
0L
Chigorin Defense
1 game
0W
1D
0L
Morphy Defense 4 games 3W 1D 0L
Steinitz Deferred
2 games
2W
0D
0L
Norwegian Variation
1 game
0W
1D
0L
Classical Defense Deferred
1 game
1W
0D
0L
Berlin Defense 1 game 0W 1D 0L
Anti-Berlin Variation
1 game
0W
1D
0L
Cozio Defense 1 game 0W 1D 0L
Paulsen Variation
1 game
0W
1D
0L
French Defense 8 games 4W 2D 1L
Steinitz Variation 6 games 3W 2D 1L
Boleslavsky Variation
6 games
3W
2D
1L
Hecht-Reefschläger Variation 1 game 0W 0D 0L
(unspecified)
1 game
0W
0D
0L
Winawer Variation 1 game 1W 0D 0L
Advance Variation
1 game
1W
0D
0L
Caro-Kann Defense 6 games 1W 1D 4L
Advance Variation 4 games 1W 1D 2L
(unspecified)
4 games
1W
1D
2L
Maróczy Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Four Knights Game 3 games 2W 0D 1L
Spanish Variation 3 games 2W 0D 1L
(unspecified)
1 game
1W
0D
0L
Symmetrical Variation
1 game
0W
0D
1L
Rubinstein Variation
1 game
1W
0D
0L
Rapport-Jobava System 3 games 2W 1D 0L
(unspecified) 3 games 2W 1D 0L
(unspecified)
3 games
2W
1D
0L
Scandinavian Defense 2 games 0W 1D 1L
Gubinsky-Melts Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Main Line 1 game 0W 1D 0L
Mieses Variation
1 game
0W
1D
0L
Center Game 2 games 1W 0D 1L
Berger Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Paulsen Attack Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Petrov's Defense 2 games 1W 1D 0L
Modern Attack 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Karklins-Martinovsky Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Zukertort Opening 1 game 1W 0D 0L
Dutch Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Owen Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Bishop's Opening 1 game 0W 0D 1L
Vienna Hybrid 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
English Opening 1 game 1W 0D 0L
Anglo-Indian Defense 1 game 1W 0D 0L
King's Knight Variation
1 game
1W
0D
0L
Vienna Game 1 game 1W 0D 0L
Paulsen Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Ware Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Horwitz Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Benoni Defense 1 game 1W 0D 0L
Semi-Benoni 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
As Black 71 games 22W 25D 23L
King's Indian Defense 21 games 9W 7D 5L
Fianchetto Variation 7 games 3W 2D 2L
Classical Variation
4 games
1W
1D
2L
Immediate Fianchetto
2 games
2W
0D
0L
Classical Fianchetto
1 game
0W
1D
0L
Normal Variation 4 games 1W 2D 1L
Standard Development
3 games
1W
1D
1L
Rare Defenses
1 game
0W
1D
0L
Orthodox Variation 3 games 2W 0D 1L
(unspecified)
2 games
1W
0D
1L
Positional Defense
1 game
1W
0D
0L
Petrosian Variation 2 games 1W 1D 0L
Normal Defense
1 game
1W
0D
0L
Stein Defense
1 game
0W
1D
0L
Karpov System 2 games 2W 0D 0L
(unspecified)
2 games
2W
0D
0L
Semi-Averbakh System 2 games 0W 1D 1L
(unspecified)
2 games
0W
1D
1L
Four Pawns Attack 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Sicilian Defense 14 games 6W 6D 2L
Najdorf Variation 5 games 3W 2D 0L
Opocensky Variation
2 games
1W
1D
0L
(unspecified)
1 game
0W
1D
0L
Lipnitsky Attack
1 game
1W
0D
0L
English Attack
1 game
1W
0D
0L
Moscow Variation 4 games 0W 3D 1L
(unspecified)
2 games
0W
1D
1L
Main Line
2 games
0W
2D
0L
Alapin Variation 2 games 2W 0D 0L
Barmen Defense
1 game
1W
0D
0L
(unspecified)
1 game
1W
0D
0L
Delayed Alapin Variation 1 game 0W 1D 0L
with d6
1 game
0W
1D
0L
O'Kelly Variation 1 game 0W 0D 1L
Venice System
1 game
0W
0D
1L
Closed 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
English Opening 7 games 1W 3D 3L
Anglo-Indian Defense 4 games 1W 1D 2L
Queen's Knight Variation
3 games
1W
1D
1L
(unspecified)
1 game
0W
0D
1L
Great Snake Variation 2 games 0W 1D 1L
(unspecified)
2 games
0W
1D
1L
Symmetrical Variation 1 game 0W 1D 0L
Anti-Benoni Variation
1 game
0W
1D
0L
Ruy Lopez 5 games 1W 1D 3L
Morphy Defense 4 games 1W 1D 2L
Steinitz Deferred
2 games
0W
0D
2L
Cozio Defense
1 game
1W
0D
0L
Tarrasch Variation
1 game
0W
1D
0L
Open 1 game 0W 0D 1L
Classical Defense, Main Line
1 game
0W
0D
1L
Indian Defense 3 games 2W 1D 0L
Anti-Grünfeld 1 game 1W 0D 0L
Basman-Williams Attack
1 game
1W
0D
0L
Przepiorka Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Spielmann-Indian 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Italian Game 2 games 0W 1D 1L
Paris Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Two Knights Defense 1 game 0W 1D 0L
Modern Bishop's Opening
1 game
0W
1D
0L
Four Knights Game 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
(unspecified)
2 games
2W
0D
0L
King's Indian Attack 2 games 1W 1D 0L
Symmetrical Defense 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
Queen's Pawn Game 2 games 0W 1D 1L
Modern Defense 2 games 0W 1D 1L
(unspecified)
2 games
0W
1D
1L
Zukertort Opening 2 games 0W 1D 1L
Double Fianchetto Attack 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Nimzo-Larsen Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
London System 2 games 0W 0D 2L
(unspecified) 2 games 0W 0D 2L
(unspecified)
2 games
0W
0D
2L
Caro-Kann Defense 2 games 0W 1D 1L
Breyer Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Apocalypse Attack 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Hungarian Opening 1 game 0W 1D 0L
Symmetrical Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Rapport-Jobava System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Gambit Declined 1 game 0W 1D 0L
Janowski Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Queen's Indian Accelerated 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Nimzo-Larsen Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Bird Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
? 1 game 0W 0D 0L
(unspecified) 1 game 0W 0D 0L
(unspecified)
1 game
0W
0D
0L
Blunders Top 4 of 525
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 170 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.10.17 | Round 9: Casalaspro, Mathias Andre - Fier, Alexandr | 9.1 | 2026.10.17 Fier, Alexandr (2107139) (2502) | ½ | - | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | |
| 2026.10.16 | Round 8: Hoffman, Alejandro - Casalaspro, Mathias Andre | 8.2 | 2026.10.16 Hoffman, Alejandro (100340) (2338) | ½ | - | 1. g3 g6 2. Bg2 Bg7 3. d4 Nf6 | |
| 2026.10.15 | Round 7: Casalaspro, Mathias Andre - Salinas Herrera, Pablo | 7.2 | 2026.10.15 Salinas Herrera, Pablo (3407128) (2457) | 1 | - | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.10.15 | Round 6: Casalaspro, Mathias Andre - Rodriguez Vila, Andres | 6.5 | 2026.10.15 Rodriguez Vila, Andres (3000010) (2413) | 1 | - | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | |
| 2026.10.11 | Round 3: Shirov, Alexei - Casalaspro, Mathias Andre | 3.1 | 2026.10.11 Shirov, Alexei (2209390) (2592) | 0 | - | 1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 | |
| 2026.08.29 | Round 9: Casalaspro, Mathias Andre - Vrolijk, Liam | 9.5 | 2026.08.29 Vrolijk, Liam (1048333) (2524) | ½ | 99.00% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 | |
| 2026.08.28 | Round 8: Casalaspro, Mathias Andre - Grebennikov, Nikolai A. | 8.11 | 2026.08.28 Grebennikov, Nikolai A. (4121988) (2187) | 1 | - | 1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 | |
| 2026.08.27 | Round 7: Domene Mulyukov, Alexander - Casalaspro, Mathias Andre | 7.6 | 2026.08.27 Domene Mulyukov, Alexander (24589802) (2399) | 0 | 82.00% | 1. c4 g6 2. Nf3 Bg7 3. d4 d6 | |
| 2026.08.26 | Round 6: Casalaspro, Mathias Andre - Portela Peleteiro, Alberto | 6.4 | 2026.08.26 Portela Peleteiro, Alberto (22276106) (2363) | ½ | 93.30% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.08.25 | Round 5: Gkoumas, Georgios - Casalaspro, Mathias Andre | 5.4 | 2026.08.25 Gkoumas, Georgios (4208935) (2438) | ½ | 92.10% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.08.24 | Round 4: Casalaspro, Mathias Andre - Martins, Bruno Andre Leite | 4.1 | 2026.08.24 Martins, Bruno Andre Leite (1942255) (2412) | ½ | 99.10% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.08.23 | Round 3: Mammadov, Zaur - Casalaspro, Mathias Andre | 3.3 | 2026.08.23 Mammadov, Zaur (13401033) (2416) | 1 | - | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 | |
| 2026.08.22 | Round 2: Casalaspro, Mathias Andre - Della Sala, Bruno | 2.7 | 2026.08.22 Della Sala, Bruno (848220) (2033) | 1 | 92.80% | 1. Nf3 f5 2. d3 Nc6 3. d4 e6 | |
| 2026.08.22 | Round 1: Myny, Sigur H - Casalaspro, Mathias Andre | 1.8 | 2026.08.22 Myny, Sigur H (1561626) (2059) | 1 | 94.00% | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 | |
| 2026.08.09 | Spilimbergo Master 2026 | 2.19 | 2026.08.09 Deuer, Marius (16236432) (2484) | 0 | 89.80% | 1. e4 c6 2. d4 d5 3. e5 Bf5 | |
| 2026.08.06 | Leca Chess Open 2026 | 9.4 | 2026.08.06 Das, Sayantan (5034426) (2408) | 1 | 91.40% | 1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 | |
| 2026.08.05 | Leca Chess Open 2026 | 8.7 | 2026.08.05 Mirzoev, Azer (13400304) (2401) | 1 | 93.30% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2026.08.03 | Leca Chess Open 2026 | 6.4 | 2026.08.03 Martins, Bruno Andre Leite (1942255) (2412) | 1 | 93.50% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.08.02 | Leca Chess Open 2026 | 5.7 | 2026.08.02 Veiga, Jose Francisco R P Neves (1930087) (2413) | 1 | 95.80% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.08.02 | Leca Chess Open 2026 | 4.21 | 2026.08.02 Modipalli Deekshitha (33389454) (1985) | 1 | 83.90% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2026.08.01 | Leca Chess Open 2026 | 3.15 | 2026.08.01 Martinez Duany, Lelys Stanley (3504727) (2438) | ½ | 95.50% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | |
| 2026.08.01 | Leca Chess Open 2026 | 2.3 | 2026.08.01 Almeida Quintana, Omar (3503313) (2454) | ½ | 88.80% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2026.07.18 | Leca Chess Open 2026 | 7.1 | 2026.07.18 Muthaiah AL (5092442) (2455) | 0 | 89.80% | 1. d4 Nf6 2. Bf4 g6 3. Nc3 d5 | |
| 2026.07.11 | Round 9: Casalaspro, Mathias Andre - Martinez Duany, Lelys Stanley | 9.9 | 2026.07.11 Martinez Duany, Lelys Stanley (3504727) (2438) | 0 | 88.40% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | |
| 2026.07.11 | Round 8: Casalaspro, Mathias Andre - Larkin, Vladyslav | 8.9 | 2026.07.11 Larkin, Vladyslav (14152894) (2506) | ½ | 94.90% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.07.10 | Round 7: Stefansson, Hannes - Casalaspro, Mathias Andre | 7.11 | 2026.07.10 Stefansson, Hannes (2300087) (2419) | ½ | 97.90% | 1. d4 d5 2. c4 e6 3. Nc3 a6 | |
| 2026.07.07 | Round 4: Casalaspro, Mathias Andre - Arizmendi Martinez, Julen Luis | 4.8 | 2026.07.07 Arizmendi Martinez, Julen Luis (2205092) (2465) | ½ | 98.00% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.07.05 | Round 2: Casalaspro, Mathias Andre - Domingo Nunez, Ruben | 2.8 | 2026.07.05 Domingo Nunez, Ruben (22245570) (2405) | 0 | 86.30% | 1. e4 c6 2. d4 d5 3. e5 Bf5 | |
| 2026.06.26 | Round 11: Zharas, Aldiyar - Casalaspro, Mathias Andre | 11.10 | 2026.06.26 Zharas, Aldiyar (13792873) (2180) | 0 | 90.00% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2026.06.25 | Round 10: Casalaspro, Mathias Andre - Baturin-Vinogradov, Miroslav | 10.8 | 2026.06.25 Baturin-Vinogradov, Miroslav (55745741) (2189) | ½ | 86.00% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.06.24 | Round 9: Ragavan, Samarth Rajesh - Casalaspro, Mathias Andre | 9.13 | 2026.06.24 Ragavan, Samarth Rajesh (39918106) (2148) | 1 | 95.20% | 1. d4 Nf6 2. c4 g6 3. g3 Bg7 | |
| 2026.06.23 | Round 8: Casalaspro, Mathias Andre - Rusu, Lucas | 8.15 | 2026.06.23 Rusu, Lucas (42206472) (2191) | ½ | 97.50% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.06.22 | Round 7: Elemes, Beibarys - Casalaspro, Mathias Andre | 7.23 | 2026.06.22 Elemes, Beibarys (447008059) (1897) | 1 | 95.60% | 1. d4 Nf6 2. c4 g6 3. h4 Nc6 | |
| 2026.06.20 | Round 6: Casalaspro, Mathias Andre - Bulgak, Damir | 6.11 | 2026.06.20 Bulgak, Damir (13528882) (2186) | 0 | 91.90% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.06.19 | Round 5: Vyas, Miransh Purven - Casalaspro, Mathias Andre | 5.20 | 2026.06.19 Vyas, Miransh Purven (33435278) (2109) | 1 | 96.30% | 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 | |
| 2026.06.18 | Round 4: Casalaspro, Mathias Andre - Tay, Mason | 4.35 | 2026.06.18 Tay, Mason (3261034) (1749) | 1 | 95.30% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.06.17 | Round 3: Kleschevnikov, Arseny - Casalaspro, Mathias Andre | 3.17 | 2026.06.17 Kleschevnikov, Arseny (55677282) (2114) | 0 | 84.50% | 1. d4 g6 2. c4 Bg7 3. Nf3 d6 | |
| 2026.06.16 | Round 2: Casalaspro, Mathias Andre - Diaz Guerrero, Jesus Daniel | 2.9 | 2026.06.16 Diaz Guerrero, Jesus Daniel (3979288) (2102) | ½ | 94.40% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.06.15 | Round 1: Cani, Erdi - Casalaspro, Mathias Andre | 1.12 | 2026.06.15 Cani, Erdi (4707230) (1914) | 1 | 92.30% | 1. e4 c5 2. c3 d5 3. exd5 Qxd5 | |
| 2026.04.19 | II Rio Chess Masters 2026 (ITT) | 10 | 2026.04.19 Delgado Ramirez, Neuris (3503631) (2505) | ½ | 95.90% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.04.18 | II Rio Chess Masters 2026 (ITT) | 9 | 2026.04.18 Arenas, David (4403177) (2343) | 1 | 96.30% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2026.04.17 | II Rio Chess Masters 2026 (ITT) | 8 | 2026.04.17 Garcia Pantoja, Roberto (3509265) (2497) | ½ | 97.30% | 1. e4 c6 2. d4 d5 3. e5 Bf5 | |
| 2026.04.16 | II Rio Chess Masters 2026 (ITT) | 7 | 2026.04.16 Ticona Rocabado, Licael Roderick (3319113) (2416) | 0 | 90.60% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2026.04.15 | II Rio Chess Masters 2026 (ITT) | 6 | 2026.04.15 Filgueiras, Nathan Felipe (2188562) (2400) | ½ | 98.90% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 | |
| 2026.04.14 | II Rio Chess Masters 2026 (ITT) | 5 | 2026.04.14 Rodriguez Vila, Andres (3000010) (2448) | 1 | 94.80% | 1. e4 b6 2. d4 Bb7 3. Nc3 e6 | |
| 2026.04.13 | II Rio Chess Masters 2026 (ITT) | 4 | 2026.04.13 Cordoba Roa, Angel Gabriel (3957624) (2383) | ½ | - | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.04.12 | II Rio Chess Masters 2026 (ITT) | 3 | 2026.04.12 Cunha, Lucas Aguiar (2125404) (2238) | 1 | 88.90% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.04.12 | II Rio Chess Masters 2026 (ITT) | 2 | 2026.04.12 Silva, Caio Henrique Angelico (22777210) (2226) | ½ | 88.60% | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 | |
| 2026.04.11 | II Rio Chess Masters 2026 (ITT) | 1 | 2026.04.11 Di Berardino, Diego Rafael (2105446) (2460) | 0 | - | 1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 | |
| 2026.03.16 | Round 9: Quiroga, Facundo - Casalaspro, Mathias Andre | 9.5 | 2026.03.16 Quiroga, Facundo (103519) (2177) | ½ | 93.50% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 | |
| 2026.03.16 | Round 8: Casalaspro, Mathias Andre - Roselli Mailhe, Bernardo | 8.2 | 2026.03.16 Roselli Mailhe, Bernardo (3000028) (2328) | ½ | 90.00% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2026.03.16 | Round 7: Kulik, Nicolas - Casalaspro, Mathias Andre | 7.4 | 2026.03.16 Kulik, Nicolas (3009530) (2096) | 1 | 97.80% | 1. e4 c5 2. c3 e5 3. Nf3 Nc6 | |
| 2026.03.16 | Round 6: Casalaspro, Mathias Andre - Guerrero, Alvaro | 6.3 | 2026.03.16 Guerrero, Alvaro (3000478) (2145) | 1 | 97.60% | 1. e4 c6 2. d4 d5 3. e5 Bf5 | |
| 2026.03.16 | Round 5: Vazquez, Facundo - Casalaspro, Mathias Andre | 5.3 | 2026.03.16 Vazquez, Facundo (3007669) (2401) | 0 | 81.60% | 1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 | |
| 2026.03.16 | Round 4: Casalaspro, Mathias Andre - Larrea, Manuel | 4.4 | 2026.03.16 Larrea, Manuel (3000508) (2212) | 1 | 88.70% | 1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 | |
| 2026.03.16 | Round 3: Ribeiro, Matheus Mendes Domingues - Casalaspro, Mathias Andre | 3.2 | 2026.03.16 Ribeiro, Matheus Mendes Domingues (324226923) (2296) | ½ | 91.90% | 1. c4 g6 2. Nc3 Bg7 3. g3 d6 | |
| 2026.03.16 | Round 2: Casalaspro, Mathias Andre - Ocampos, Ian | 2.5 | 2026.03.16 Ocampos, Ian (117544) (2211) | ½ | 92.70% | 1. e4 c5 2. Nc3 a6 3. Nf3 d6 | |
| 2026.03.16 | Round 1: Casalaspro, Mathias Andre - Paris, Adolfo | 1.1 | 2026.03.16 Paris, Adolfo (20001894) (2323) | 1 | 97.40% | 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 | |
| 2026.01.25 | BCS Floripa - STD | 10.7 | 2026.01.25 Huschenbeth, Niclas (24604747) (2587) | 0 | 85.20% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 | |
| 2026.01.21 | Round 11: Casalaspro, Mathias Andre - Gemy, Jose Daniel | 11.11 | 2026.01.21 Gemy, Jose Daniel (3301478) (2392) | 1 | 89.70% | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 | |
| 2026.01.21 | Round 8: Casalaspro, Mathias Andre - Di Berardino, Diego Rafael | 8.11 | 2026.01.21 Di Berardino, Diego Rafael (2105446) (2412) | 0 | - | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.01.21 | Round 6: Casalaspro, Mathias Andre - Soriano Quispe, Ivan Excender | 6.14 | 2026.01.21 Soriano Quispe, Ivan Excender (3822656) (2266) | 0 | 87.90% | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 | |
| 2026.01.21 | Round 3: Do Valle Cardoso, Lucas - Casalaspro, Mathias Andre | 3.11 | 2026.01.21 Do Valle Cardoso, Lucas (2163144) (2409) | 0 | 91.80% | 1. b3 g6 2. Bb2 Nf6 3. Bxf6 exf6 | |
| 2025.10.24 | Round 7: Casalaspro, Mathias Andre - Di Berardino, Diego Rafael | 7.2 | 2025.10.24 Di Berardino, Diego Rafael (2105446) (2444) | * | - | 1. e4 e6 2. d4 d5 3. Nc3 Nc6 | |
| 2025.10.20 | Round 2: Mareco, Sandro - Casalaspro, Mathias Andre | 2.1 | 2025.10.20 Mareco, Sandro (112275) (2568) | 0 | - | 1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 | |
| 2025.10.17 | Round 9: Casalaspro, Mathias Andre - Molina, Roberto Junio Brito | 9.5 | 2025.10.17 Molina, Roberto Junio Brito (2109450) (2379) | 1 | 97.30% | 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 | |
| 2025.10.17 | Round 8: Sunye Neto, Jaime - Casalaspro, Mathias Andre | 8.5 | 2025.10.17 Sunye Neto, Jaime (2100037) (2370) | ½ | - | 1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 | |
| 2025.10.16 | Round 7: Casalaspro, Mathias Andre - Pirola, Claudionor Alcides Lima | 7.7 | 2025.10.16 Pirola, Claudionor Alcides Lima (2130556) (2130) | 1 | 97.90% | 1. e4 e5 2. Nc3 Nc6 3. g3 g6 | |
| 2025.10.14 | Round 6: Matsuura, Everaldo - Casalaspro, Mathias Andre | 6.5 | 2025.10.14 Matsuura, Everaldo (2100169) (2384) | ½ | 92.30% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 | |
| 2025.10.14 | Round 5: Casalaspro, Mathias Andre - Quintiliano, Renato R. | 5.4 | 2025.10.14 Quintiliano, Renato R. (2117568) (2489) | ½ | - | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2025.10.13 | Round 4: Galego, Luis - Casalaspro, Mathias Andre | 4.6 | 2025.10.13 Galego, Luis (1900072) (2426) | 1 | 95.70% | 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 | |
| 2025.10.12 | Round 3: Casalaspro, Mathias Andre - Santiago, Yago De Moura | 3.6 | 2025.10.12 Santiago, Yago De Moura (2103877) (2486) | ½ | 95.20% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2025.09.14 | I Rio Chess Masters 2025 (ITT) | 10 | 2025.09.14 Menna Barreto, Felipe Kubiaki (2119757) (2275) | ½ | 96.50% | 1. e4 c5 2. Nf3 d6 3. c3 Nf6 | |
| 2025.09.13 | I Rio Chess Masters 2025 (ITT) | 9 | 2025.09.13 Limp, Eduardo Thelio (2100207) (2273) | ½ | - | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2025.09.12 | I Rio Chess Masters 2025 (ITT) | 8 | 2025.09.12 Ribeiro, Matheus Mendes Domingues (324226923) (2327) | 0 | 88.70% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2025.09.11 | I Rio Chess Masters 2025 (ITT) | 7 | 2025.09.11 Lima, Stefan Moisei VIeira (22782273) (2212) | ½ | 98.80% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 | |
| 2025.09.10 | I Rio Chess Masters 2025 (ITT) | 6 | 2025.09.10 Rangel, Daniel (2124475) (2299) | 1 | 95.90% | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 | |
| 2025.09.09 | I Rio Chess Masters 2025 (ITT) | 5 | 2025.09.09 Luz, Arthur Nader (2148838) (2197) | 1 | 92.60% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2025.09.08 | I Rio Chess Masters 2025 (ITT) | 4 | 2025.09.08 De Albuquerque, Ian Telek C. (22722661) (2254) | 1 | 85.90% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2025.09.07 | I Rio Chess Masters 2025 (ITT) | 3 | 2025.09.07 Hoffman, Alejandro (100340) (2325) | 0 | - | 1. e4 c6 2. d4 d5 3. f3 e6 | |
| 2025.09.07 | I Rio Chess Masters 2025 (ITT) | 2 | 2025.09.07 Gemy, Jose Daniel (3301478) (2325) | 0 | 86.60% | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 | |
| 2025.09.06 | I Rio Chess Masters 2025 (ITT) | 1 | 2025.09.06 Stamenkovic, Dragan (920754) (2387) | 0 | 88.10% | 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 | |
| 2025.07.31 | Ronda 3: Casalaspro, Mathias Andre - Villarreal, Agustin | 3.4 | 2025.07.31 Villarreal, Agustin (125687) (2305) | 0 | 90.50% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2025.07.30 | Ronda 2: Tokman, Ariel - Casalaspro, Mathias Andre | 2.2 | 2025.07.30 Tokman, Ariel (117420) (2271) | 0 | 90.10% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2025.07.30 | Ronda 1: Casalaspro, Mathias Andre - Diaz Hollemaert, Nahuel | 1.5 | 2025.07.30 Diaz Hollemaert, Nahuel (104019) (2334) | ½ | - | 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 | |
| 2025.07.06 | Round 9: Hernandez Guerrero, Gilberto - Casalaspro, Mathias Andre | 9.11 | 2025.07.06 Hernandez Guerrero, Gilberto (5100011) (2429) | ½ | 96.00% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2025.07.04 | Round 7: Movsziszian, Karen - Casalaspro, Mathias Andre | 7.8 | 2025.07.04 Movsziszian, Karen (13301152) (2380) | 0 | 88.10% | 1. g3 g6 2. Bg2 Bg7 3. c4 d6 | |
| 2025.07.03 | Round 6: Rodriguez Vila, Andres - Casalaspro, Mathias Andre | 6.5 | 2025.07.03 Rodriguez Vila, Andres (3000010) (2447) | 0 | 84.70% | 1. f4 Nf6 2. Nf3 g6 3. g3 Bg7 | |
| 2025.07.02 | Round 5: Casalaspro, Mathias Andre - Holt, Conrad | 5.10 | 2025.07.02 Holt, Conrad (2034387) (2540) | 1 | 95.90% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2025.07.01 | Round 4: Do Valle Cardoso, Lucas - Casalaspro, Mathias Andre | 4.5 | 2025.07.01 Do Valle Cardoso, Lucas (2163144) (2385) | ½ | 96.20% | 1. c4 Nf6 2. Nc3 g6 3. Nf3 d6 | |
| 2025.05.24 | Round 3: Fier, Alexandr - Casalaspro, Mathias Andre | 3.10 | 2025.05.24 Fier, Alexandr (2107139) (2556) | 0 | 89.40% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2025.04.03 | III Abierto Internacional de FAOGBA 2 al | 3.7 | 2025.04.03 Meza Astrada, Agustin (20018770) (1994) | 1 | - | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2025.04.02 | III Abierto Internacional de FAOGBA Ciudades de Luján y General Rodríguez | 9 | 2025.04.02 Schnaider, Ilan (169013) (2384) | ½ | - | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2025.04.02 | III Abierto Internacional de FAOGBA Ciudades de Luján y General Rodríguez | 8 | 2025.04.02 Aranha Filho, Alvaro Z. (2103931) (2163) | ½ | - | 1. d4 Nf6 2. Nf3 c5 3. c3 b6 | |
| 2025.04.02 | III Abierto Internacional de FAOGBA Ciudades de Luján y General Rodríguez | 7 | 2025.04.02 Coro, Lucas (147222) (2424) | 0 | - | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2025.04.02 | III Abierto Internacional de FAOGBA Ciudades de Luján y General Rodríguez | 6 | 2025.04.02 Flores, Diego (108049) (2545) | ½ | 92.60% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2025.04.02 | III Abierto Internacional de FAOGBA Ciudades de Luján y General Rodríguez | 5 | 2025.04.02 Ocampos, Ian (117544) (2211) | 1 | - | 1. e4 c5 2. Nf3 d6 3. Nc3 a6 | |
| 2025.04.02 | III Abierto Internacional de FAOGBA Ciudades de Luján y General Rodríguez | 4 | 2025.04.02 Tokman, Ariel (117420) (2300) | ½ | 95.50% | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 | |
| 2025.04.02 | III Abierto Internacional de FAOGBA 2 al | 2.8 | 2025.04.02 Abdenur, Luciano (119601) (2084) | ½ | - | 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2025.04.02 | III Abierto Internacional de FAOGBA 2 al | 1.10 | 2025.04.02 Anigstein, Eugenio (20042078) (1988) | 1 | - | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2025.02.09 | II Sampa Chess Open - Blitz FIDE | 9 | 2025.02.09 Viana Da Costa, Fernando (2111900) (2227) | 1 | 81.80% | 1. d4 Nf6 2. Nc3 d5 3. Bf4 a6 | |
| 2025.02.09 | II Sampa Chess Open - Blitz FIDE | 8 | 2025.02.09 Guimaraes, Diogo Duarte (2112450) (2237) | 0 | 89.00% | 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 | |
| 2025.02.09 | II Sampa Chess Open - Blitz FIDE | 7 | 2025.02.09 Lavigne Lopez, Raul Leonardo (3520609) (2147) | 0 | 69.40% | 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 | |
| 2025.02.09 | II Sampa Chess Open - Blitz FIDE | 6 | 2025.02.09 Perdomo, Leandro (109746) (2531) | 1 | 93.40% | 1. d4 g6 2. c4 Bg7 3. e4 d6 | |
| 2025.02.09 | II Sampa Chess Open - Blitz FIDE | 5 | 2025.02.09 Nogueira, Ivan Kuhlmann (2101297) (2232) | 1 | 85.20% | 1. e4 a5 2. d4 g6 3. Nc3 Bg7 | |
| 2025.02.09 | II Sampa Chess Open - Blitz FIDE | 2 | 2025.02.09 De Oliveira, Jairo Quintiliano (22792503) (1892) | 1 | 48.50% | 1. d4 Nf6 2. Nc3 d5 3. Bf4 c6 | |
| 2025.02.09 | II Sampa Chess Open - Blitz FIDE | 1 | 2025.02.09 Cardoso, Sergio Carlos de Almeida (2163128) (1738) | 1 | 98.00% | 1. d4 Nf6 2. c4 g6 3. g3 Bg7 | |
| 2025.02.01 | II Sampa Chess Open - Rápido FIDE | 7 | 2025.02.01 Contreras Huaman, Fiorella (3824675) (2140) | 0 | 82.40% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2025.02.01 | II Sampa Chess Open - Rápido FIDE | 6 | 2025.02.01 Piekarski, Atila Balzer (2119552) (1967) | 1 | 83.00% | 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 | |
| 2025.02.01 | II Sampa Chess Open - Rápido FIDE | 5 | 2025.02.01 Mantelato, Davi Natali (44711778) (1855) | 1 | 95.20% | 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 | |
| 2025.02.01 | II Sampa Chess Open - Rápido FIDE | 3 | 2025.02.01 Poeta, Caio Medeiros (2142660) (2172) | 0 | 88.10% | 1. e4 c6 2. Nc3 d5 3. Qe2 dxe4 | |
| 2025.02.01 | II Sampa Chess Open - Rápido FIDE | 2 | 2025.02.01 De Oliveira, Michel Alexandre Canavese | 1 | 50.00% | 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 | |
| 2024.12.07 | V Aberto Internacional de Xadrez Duchamp In Rio 2024 | 9 | 2024.12.07 Lima, Stefan Moisei VIeira (22782273) (2242) | ½ | 88.30% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2024.12.07 | V Aberto Internacional de Xadrez Duchamp In Rio 2024 | 8 | 2024.12.07 Galego, Luis (1900072) (2420) | ½ | 94.20% | 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 | |
| 2024.12.07 | V Aberto Internacional de Xadrez Duchamp In Rio 2024 | 7 | 2024.12.07 Vera Gonzalez-Quevedo, Reynaldo (3500055) (2313) | 1 | 93.00% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2024.12.02 | V Aberto Internacional de Xadrez Duchamp In Rio 2024 | 6 | 2024.12.02 De Albuquerque, Ian Telek C. (22722661) (2077) | 1 | 98.80% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2024.12.02 | V Aberto Internacional de Xadrez Duchamp In Rio 2024 | 5 | 2024.12.02 Silver, Albert Winston (2102250) (2149) | 1 | 94.40% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2024.12.02 | V Aberto Internacional de Xadrez Duchamp In Rio 2024 | 4 | 2024.12.02 Dias, Matheus Braga (22714405) (1965) | 1 | 89.40% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2024.12.02 | V Aberto Internacional de Xadrez Duchamp In Rio 2024 | 3 | 2024.12.02 Fucs, Paulo Moses (2104776) (1917) | ½ | 84.90% | 1. d4 Nf6 2. Nf3 c5 3. c4 cxd4 | |
| 2024.12.02 | V Aberto Internacional de Xadrez Duchamp In Rio 2024 | 2 | 2024.12.02 Nascimento, Nicolas Daniel Trindade (22785736) (1978) | ½ | 85.40% | 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 | |
| 2024.12.02 | V Aberto Internacional de Xadrez Duchamp In Rio 2024 | 1 | 2024.12.02 Fernandes, Felipe Gambini (22761764) (1873) | 1 | 58.70% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2024.10.15 | Manaus Chess Open 2024 | 7 | 2024.10.15 Melo Lima, Caio Fernandes de (2116260) (2008) | ½ | 94.40% | 1. d4 g6 2. Nf3 Bg7 3. g3 d6 | |
| 2024.10.14 | Manaus Chess Open 2024 | 6 | 2024.10.14 Silva, Juliana Figueira Theophilo (22781684) (1899) | 1 | 84.90% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2024.10.14 | Manaus Chess Open 2024 | 5 | 2024.10.14 Acosta, Pablo Alejandro (110418) (2032) | 0 | 70.80% | 1. e4 c5 2. Nf3 a6 3. c3 e6 | |
| 2024.10.13 | Manaus Chess Open 2024 | 4 | 2024.10.13 Fier, Alexandr (2107139) (2539) | ½ | 95.90% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | |
| 2024.10.12 | Manaus Chess Open 2024 | 9 | 2024.10.12 Ribeiro, Matheus Mendes Domingues (324226923) (2250) | ½ | 96.20% | 1. c4 Nf6 2. Nc3 g6 3. e4 d6 | |
| 2024.10.12 | Manaus Chess Open 2024 | 3 | 2024.10.12 Santiago, Yago De Moura (2103877) (2460) | ½ | 98.10% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2024.10.12 | Manaus Chess Open 2024 | 2 | 2024.10.12 Da Silva, Joao Carlos Orguim (2121654) (1822) | 1 | 94.50% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2024.10.11 | Manaus Chess Open 2024 | 1 | 2024.10.11 Teles, Wiliams Alves (44701640) (1662) | 1 | 94.80% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2024.09.01 | Round 7: Casalaspro, Mathias Andre - Quintiliano, Renato R. | 7.4 | 2024.09.01 Quintiliano, Renato R. (2117568) (2499) | 0 | 87.40% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2024.08.30 | Round 5: Matsuura, Everaldo - Casalaspro, Mathias Andre | 5.4 | 2024.08.30 Matsuura, Everaldo (2100169) (2365) | 0 | 83.10% | 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 | |
| 2024.08.28 | IV Niterói Chess Open 2024 - STD | 6 | 2024.08.28 Nascimento,Luiz Eduardo da Trindade (44734263) (1872) | 1 | 92.50% | 1. e4 c5 2. Nc3 a6 3. a4 d6 | |
| 2024.08.28 | IV Niterói Chess Open 2024 - STD | 4 | 2024.08.28 Laba, Otavio De Souza (22788883) (1918) | 1 | 60.30% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2024.08.28 | IV Niterói Chess Open 2024 - STD | 3 | 2024.08.28 Nascimento, Nicolas Daniel Trindade (22785736) (1928) | ½ | 94.60% | 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 | |
| 2024.08.28 | IV Niterói Chess Open 2024 - STD | 1 | 2024.08.28 Campagnolo, Fabiola (2160030) (1808) | –/+ | - | ||
| 2024.06.29 | Round 8: Matsuura, Everaldo - Casalaspro, Mathias Andre | 8.11 | 2024.06.29 Matsuura, Everaldo (2100169) (2380) | 0 | 86.70% | 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 | |
| 2024.06.28 | Round 7: Casalaspro, Mathias Andre - Cubas, Jose Fernando | 7.8 | 2024.06.28 Cubas, Jose (3700267) (2417) | ½ | 82.80% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2024.06.25 | Round 4: Delgado Ramirez, Neuris - Casalaspro, Mathias Andre | 4.7 | 2024.06.25 Delgado Ramirez, Neuris (3503631) (2487) | 0 | 91.50% | 1. e4 c6 2. d3 d5 3. Nd2 g6 | |
| 2024.06.25 | Round 3: Casalaspro, Mathias Andre - Rodriguez Vila, Andres | 3.9 | 2024.06.25 Rodriguez Vila, Andres (3000010) (2396) | ½ | 92.00% | 1. d4 e6 2. Nc3 Nf6 3. Bf4 Bb4 | |
| 2024.04.26 | Round 7: Casalaspro, Mathias Andre - Abrantes, Tiago Garrido | 2024.04.26 Abrantes, Tiago Garrido (2139227) (2201) | ½ | 97.50% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | ||
| 2024.04.25 | Round 6: Terao, Juliana Sayumi - Casalaspro, Mathias Andre | 2024.04.25 Terao, Juliana Sayumi (2109220) (2179) | ½ | 92.00% | 1. e4 c6 2. Nf3 d5 3. exd5 cxd5 | ||
| 2024.04.24 | Round 4: Fier, Alexandr - Casalaspro, Mathias Andre | 2024.04.24 Fier, Alexandr (2107139) (2566) | 0 | 88.50% | 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 | ||
| 2024.04.23 | Round 3: Casalaspro, Mathias Andre - Hoffman, Alejandro | 2024.04.23 Hoffman, Alejandro (100340) (2379) | 1 | 94.80% | 1. d4 c5 2. d5 e5 3. e4 d6 | ||
| Round 9: Ramirez Espino, Gian Sandro - Casalaspro, Mathias Andre | 9.17 | Ramirez Espino, Gian Sandro (3880893) (1886) | 1 | 94.80% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 | ||
| Round 8: Hernandez Perez, Javier Francisco - Casalaspro, Mathias Andre | 8.21 | Hernandez Perez, Javier Francisco (63300028) (1737) | 1 | 94.80% | 1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 | ||
| Round 7: Casalaspro, Mathias Andre - Claure Verastegui, Rene David | 7.21 | Claure Verastegui, Rene David (3335194) (1970) | ½ | 92.70% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | ||
| Round 6: Ning, Isabelle Yixuan - Casalaspro, Mathias Andre | 6.13 | Ning, Isabelle Yixuan (4307763) (1836) | 1 | 91.30% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | ||
| Round 5: Casalaspro, Mathias Andre - Zaragoza Alanis, Miguel Arnulfo | 5.17 | Zaragoza Alanis, Miguel Arnulfo (5164320) (2091) | 0 | 82.50% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | ||
| Round 4: Leguizamo Cortes, Laura Juliana - Casalaspro, Mathias Andre | 4.17 | Leguizamo Cortes, Laura Juliana (144403186) (1760) | 1 | 91.30% | 1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 | ||
| Round 3: Casalaspro, Mathias Andre - Nurgaliyev, Sauat | 3.5 | Nurgaliyev, Sauat (13726285) (2225) | 0 | 73.80% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | ||
| Round 2: Casalaspro, Mathias Andre - Rueda Ahumada, Gabriel Omar | 2.25 | Rueda Ahumada, Gabriel Omar (4496329) (1964) | ½ | - | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 | ||
| Round 1: Pedrosa Rivera, Joshua - Casalaspro, Mathias Andre | 1.25 | Pedrosa Rivera, Joshua (3110850) (1788) | 1 | 96.90% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | ||
| Round 9: Sorin, Ariel - Casalaspro, Mathias Andre | 9.4 | Sorin, Ariel (100196) (2310) | ½ | 98.90% | 1. d4 Nf6 2. c4 g6 3. Nc3 d5 | ||
| Round 8: Casalaspro, Mathias Andre - Paveto, Kevin | 8.3 | Paveto, Kevin (173444) (2415) | 0 | 91.50% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 | ||
| Round 7: Rodriguez Vila, Andres - Casalaspro, Mathias Andre | 7.3 | Rodriguez Vila, Andres (3000010) (2460) | 0 | 89.40% | 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 | ||
| Round 6: Casalaspro, Mathias Andre - Cardoso Cardoso, Jose Gabriel | 6.4 | Cardoso Cardoso, Jose Gabriel (4430492) (2530) | ½ | 96.90% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | ||
| Round 5: Soriano Quispe, Ivan Excender - Casalaspro, Mathias Andre | 5.2 | Soriano Quispe, Ivan Excender (3822656) (2377) | ½ | 94.00% | 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 | ||
| Round 4: Casalaspro, Mathias Andre - Schnaider, Ilan | 4.5 | Schnaider, Ilan (169013) (2386) | 0 | 88.70% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | ||
| Round 3: Casalaspro, Mathias Andre - Acosta, Pablo Ismael | 3.1 | Acosta, Pablo Ismael (124311) (2463) | 0 | 84.00% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | ||
| Round 2: Coro, Lucas - Casalaspro, Mathias Andre | 2.5 | Coro, Lucas (147222) (2427) | 0 | 91.50% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | ||
| Round 1: Casalaspro, Mathias Andre - Ticona Rocabado, Licael Roderick | 1.2 | Ticona Rocabado, Licael Roderick (3319113) (2388) | 0 | 85.60% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | ||
| Ronda 9: Casalaspro, Mathias Andre - Ambrogi, Agustin | 9.1 | Ambrogi, Agustin (170933) (2246) | 1 | - | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 | ||
| Ronda 8: Madina Yadarola, Martin - Casalaspro, Mathias Andre | 8.5 | Madina Yadarola, Martin (2208938) (2209) | 1 | 95.70% | 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 | ||
| Ronda 7: Casalaspro, Mathias Andre - Coro, Lucas | 7.2 | Coro, Lucas (147222) (2427) | ½ | 89.80% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | ||
| Ronda 6: Moro Saidon, Gonzalo - Casalaspro, Mathias Andre | 6.4 | Moro Saidon, Gonzalo (140082) (2142) | 1 | 96.60% | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 | ||
| Ronda 5: Casalaspro, Mathias Andre - Moreno Perez, Tobias Sebastian | 5.4 | Moreno Perez, Tobias Sebastian (186716) (2330) | 0 | 87.60% | 1. e4 c6 2. d4 d5 3. f3 Qb6 | ||
| Ronda 4: Soriano Quispe, Ivan Excender - Casalaspro, Mathias Andre | 4.3 | Soriano Quispe, Ivan Excender (3822656) (2377) | 0 | 92.70% | 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 | ||
| 2023.11.06 | Round 1: Mathias Andre Casalaspro - Facundo Vazquez | 2023.11.06 Facundo Vazquez (2407) | ½ | 94.80% | 1. d4 Nf6 2. Nc3 d5 3. Bf4 e6 | ||
| 2023.08.06 | Round 6: Mathias Andre Casalaspro - Edson Kenji Tsuboi | 2023.08.06 Edson Kenji Tsuboi | ½ | 85.10% | 1. e4 c5 2. Nf3 e6 3. d3 Nc6 | ||
| 2023.08.05 | Round 3: Darcy Lima - Mathias Andre Casalaspro | 2023.08.05 Darcy Lima | 0 | 89.20% | 1. c4 Nf6 2. Nf3 g6 3. Nc3 Bg7 |