| Nov 1, 2025 | Serafim Junior | ½–½ | Aura | Round 11: Serafim Junior, Arnor - Aura, Kristian | Catalan Opening: Closed | |
| Oct 31, 2025 | Akerlund | ½–½ | Serafim Junior | Round 10: Akerlund, Fredrik - Serafim Junior, Arnor | King's Indian Defense: Averbakh Variation, Flexible Defense | |
| Oct 30, 2025 | Serafim Junior | 1–0 | Navarra | Round 9: Serafim Junior, Arnor - Navarra, Stefano | English Opening: Carls-Bremen System | |
| Oct 29, 2025 | Boer | 1–0 | Serafim Junior | Round 8: Boer, Stefan - Serafim Junior, Arnor | Zukertort Opening: Sicilian Invitation | |
| Oct 28, 2025 | Serafim Junior | 0–1 | Ray | Round 7: Serafim Junior, Arnor - Ray, Sarathi | English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3 | |
| Oct 26, 2025 | Hartmann | ½–½ | Serafim Junior | Round 6: Hartmann, Wolfgang, Dr. - Serafim Junior, Arnor | English Opening: King's English Variation | |
| Oct 25, 2025 | Wollenweber | 1–0 | Serafim Junior | Round 5: Wollenweber, Carsten - Serafim Junior, Arnor | Sicilian Defense: Lasker-Dunne Attack | |
| Oct 24, 2025 | Serafim Junior | 1–0 | Skou | Round 4: Serafim Junior, Arnor - Skou, Niels | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with Nb6 | |
| Oct 23, 2025 | Serafim Junior | 0–1 | Wegemund | Round 3: Serafim Junior, Arnor - Wegemund, Hubert | English Opening: King's English Variation, Reversed Sicilian | |
| Oct 22, 2025 | Tunge | ½–½ | Serafim Junior | Round 2: Tunge, Christian - Serafim Junior, Arnor | English Opening: King's English Variation | |
| Oct 21, 2025 | Serafim Junior | 0–1 | Melikhov | Round 1: Serafim Junior, Arnor - Melikhov, Evgeny V. | English Opening: King's English Variation, Reversed Sicilian | |
| Feb 17, 2025 | Konopka | 1–0 | Serafim Junior | WSTCC | King's Indian Defense: Fianchetto Variation, Classical Variation | |
| Aug 25, 2024 | Serafim Junior | 0–1 | Urquiza | Campeonato Brasileiro Senior +50 STD 2024 | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with Nb6 | |
| Jul 11, 2024 | Van Bentum | ½–½ | Serafim Junior | wstcc2024o50 | London System | |
| Jul 10, 2024 | Serafim Junior | ½–½ | Findlay | wstcc2024o50 | Catalan Opening: Open Defense, Classical Line | |
| Jul 9, 2024 | Serafim Junior | 1–0 | Jezierska | wstcc2024o50 | English Opening | |
| Jul 7, 2024 | Noyce | 1–0 | Serafim Junior | wstcc2024o50 | English Opening: Anglo-Indian Defense, Queen's Knight Variation | |
| Jul 6, 2024 | Serafim Junior | ½–½ | O`Dwyer | wst50 | Neo-Grünfeld Defense: Delayed Exchange Variation | |
| Jul 5, 2024 | Wielosz | ½–½ | Serafim Junior | wst50 | English Opening: Anglo-Indian Defense, Queen's Knight Variation | |
| Jul 4, 2024 | Serafim Junior | 1–0 | Goman | wst50 | King's Indian Defense: Fianchetto Variation, Yugoslav Variation | |
| Jul 3, 2024 | Buriene | ½–½ | Serafim Junior | wstcc2024o50 | Sicilian Defense: Taimanov Variation, Szén Variation | |
| Jul 2, 2024 | Serafim Junior | 0–1 | Yermolinsky | 50-1 | English Opening | |
| Mar 11, 2024 | Borges | * | Serafim Junior | Round 3: Borges, Thiago de Faria - Serafim Junior, Arnor | ? | |
| Oct 30, 2024 | Exposito Perez | 1–0 | Serafim Junior | Round 4: Exposito Perez, Luis - Serafim Junior, Arnor | King's Indian Defense | |
| Oct 28, 2024 | Gibbs | 1–0 | Serafim Junior | Round 2: Gibbs, Dominic V - Serafim Junior, Arnor | Sicilian Defense: Delayed Alapin Variation | |
| Aug 25, 2024 | Serafim Junior | * | Olivo | Round 6: Serafim Junior, Arnor - Olivo, Anibal Ribeiro | ? | |
| Aug 24, 2024 | Serafim Junior | 1–0 | De Oliveira | Round 3: Serafim Junior, Arnor - De Oliveira, Job Rodrigues | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
| Aug 24, 2024 | Farias | 0–1 | Serafim Junior | Round 4: Farias, Sergio Roberto Alves - Serafim Junior, Arnor | King's Indian Defense: Sämisch Variation, Normal Defense | |
| Aug 23, 2024 | Serafim Junior | ½–½ | Cavalcanti | Round 1: Serafim Junior, Arnor - Cavalcanti, Francisco de Assis | English Opening: Anglo-Indian Defense, Old Indian Formation | |
| Aug 23, 2024 | Naief Moreira | 1–0 | Serafim Junior | Round 2: Naief Moreira, Cleber - Serafim Junior, Arnor | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Oct 26, 2023 | Serafim Junior | * | Farrell | 50+ World Senior Championship | ? | |
| Oct 25, 2023 | Herrera Ortiz | * | Serafim Junior | 50+ World Senior Championship | ? | |