| Feb 27, 2026 | Rubio Bascur | 0–1 | Navarro Guerrero | Round 10: Rubio Bascur, Sebastian Alfonso - Navarro Guerrero, Simon | Indian Defense: Wade-Tartakower Defense | |
| Feb 26, 2026 | Caurapan Montero | 1–0 | Rubio Bascur | Round 8: Caurapan Montero, Eduardo - Rubio Bascur, Sebastian Alfonso | Sicilian Defense: French Variation | |
| Feb 25, 2026 | Rubio Bascur | ½–½ | Perez Rojas | Round 7: Rubio Bascur, Sebastian Alfonso - Perez Rojas, Jorge | Bogo-Indian Defense: Retreat Variation | |
| Feb 23, 2026 | Puebla Arredondo | ½–½ | Rubio Bascur | Round 4: Puebla Arredondo, Claudio - Rubio Bascur, Sebastian Alfonso | Italian Game: Classical Variation, Giuoco Pianissimo, Main Line | |
| Feb 6, 2026 | Contreras Munoz | 1–0 | Rubio Bascur | Ronda 6: Contreras Munoz, Vicente Matias - Rubio Bascur, Sebastian Alfonso | Sicilian Defense: French Variation | |
| Feb 5, 2026 | Rubio Bascur | ½–½ | Belmar Obreque | Ronda 5: Rubio Bascur, Sebastian Alfonso - Belmar Obreque, Jorge | Queen's Pawn Game: Krause Variation | |
| Jan 31, 2026 | Gonzalez Morales | 0–1 | Rubio Bascur | I CHESS OPEN SANTIAGO 2026 - CLUB DE AJEDREZ DE CHILE | Zukertort Opening | |
| Jan 31, 2026 | Chacon Salinas | 0–1 | Rubio Bascur | I CHESS OPEN SANTIAGO 2026 - CLUB DE AJEDREZ DE CHILE | ? | |
| Jan 29, 2026 | Rubio Bascur | 0–1 | Farfan Ortiz | I CHESS OPEN SANTIAGO 2026 - CLUB DE AJEDREZ DE CHILE | Benoni Defense: Classical Variation, New York Variation | |
| Jan 28, 2026 | Rubio Bascur | 0–1 | Medero Mino | I CHESS OPEN SANTIAGO 2026 - CLUB DE AJEDREZ DE CHILE | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
| Jan 27, 2026 | Miranda Camus | 0–1 | Rubio Bascur | I CHESS OPEN SANTIAGO 2026 - CLUB DE AJEDREZ DE CHILE | Queen's Pawn Game: Barry Attack | |
| Jan 26, 2026 | Rubio Bascur | 0–1 | Guerra Mansilla | I CHESS OPEN SANTIAGO 2026 - CLUB DE AJEDREZ DE CHILE | Réti Opening | |
| Jan 21, 2026 | Rubio Bascur | 0–1 | Castro Salgado | Round 2: Rubio Bascur, Sebastian Alfonso - Castro Salgado, Pablo | Réti Opening: Reversed Blumenfeld Gambit | |
| Jan 14, 2026 | Rubio Bascur | 1–0 | Rios Cautin | III Itt Temuco 2026 | Catalan Opening: Open Defense, Classical Line | |
| Jan 11, 2026 | Rubio Bascur | 0–1 | Santana Gonzalez | III Itt Temuco 2026 | King's Indian Defense: Fianchetto Variation, Uhlmann-Szabo System | |
| Jan 11, 2026 | Rubio Bascur | 0–1 | Valdes Escobar | III Itt Temuco 2026 | Indian Defense: Accelerated London System | |
| Jan 10, 2026 | Rubio Bascur | 1–0 | Larranaga Arriagada | III Itt Temuco 2026 | English Opening: Neo-Catalan | |
| Jan 9, 2026 | Soriano Quispe | 1–0 | Rubio Bascur | III Itt Temuco 2026 | King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Advance Line | |
| Oct 5, 2025 | Rubio Bascur | 0–1 | Candia Gomez | 12 CHESS BOSS - CHESS TOUR GRUPO C | Zukertort Opening | |
| Oct 5, 2025 | Rubio Bascur | 1–0 | Miranda Gatica | 12 CHESS BOSS - CHESS TOUR GRUPO C | Slav Defense: Breyer Variation | |
| Oct 5, 2025 | Munoz Venegas | 0–1 | Rubio Bascur | 12 CHESS BOSS - CHESS TOUR GRUPO C | ? | |
| Oct 4, 2025 | Rubio Bascur | ½–½ | Huichicoy Gonzalez | 12 CHESS BOSS - CHESS TOUR GRUPO C | King's Indian Attack | |
| Oct 4, 2025 | Chacon Olortegui | 0–1 | Rubio Bascur | 12 CHESS BOSS - CHESS TOUR GRUPO C | Sicilian Defense: Closed, Botvinnik Defense, with Nge2 | |
| Oct 4, 2025 | Melin Contreras | 0–1 | Rubio Bascur | 12 CHESS BOSS - CHESS TOUR GRUPO C | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Oct 3, 2025 | Rubio Bascur | 1–0 | Pereira Cid | 12 CHESS BOSS - CHESS TOUR GRUPO C | King's Indian Attack | |
| Jul 4, 2025 | Ruiz Aguilar | 1–0 | Rubio Bascur | Sudamericano Escolar Categorias Impares | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Jul 2, 2025 | Rodriguez | 1–0 | Rubio Bascur | Sudamericano Escolar Categorias Impares | English Opening: Anglo-Indian Defense, King's Indian Formation | |
| Jul 2, 2025 | Rosas Valdes | 0–1 | Rubio Bascur | Sudamericano Escolar Categorias Impares | Sicilian Defense: Kan Variation, Wing Attack | |
| Jul 2, 2025 | Rubio Bascur | ½–½ | Barriga Vera | Sudamericano Escolar Categorias Impares | Bogo-Indian Defense: Retreat Variation | |
| May 25, 2025 | Morales Montero | 0–1 | Rubio Bascur | Ronda 7: Morales Montero, Diego Alejandro - Rubio Bascur, Sebastian Alfonso | Sicilian Defense: Alapin Variation | |
| May 25, 2025 | Rubio Bascur | ½–½ | Calbun Millacahuin | Ronda 6: Rubio Bascur, Sebastian Alfonso - Calbun Millacahuin, Benjamin Andres | Catalan Opening: Closed | |
| May 24, 2025 | Barriga Vera | 0–1 | Rubio Bascur | Ronda 5: Barriga Vera, Aaron Joshua - Rubio Bascur, Sebastian Alfonso | Benoni Defense: Classical Variation, Traditional Variation | |
| May 24, 2025 | Rubio Bascur | 1–0 | Belmar Obreque | Ronda 4: Rubio Bascur, Sebastian Alfonso - Belmar Obreque, Jorge | English Opening: Anglo-Indian Defense, Nimzo-English | |
| May 23, 2025 | Quezada Castillo | 0–1 | Rubio Bascur | Ronda 3: Quezada Castillo, Joaquin - Rubio Bascur, Sebastian Alfonso | Queen's Pawn Game: Barry Attack | |
| May 23, 2025 | Rubio Bascur | 1–0 | Bordeu Korsikova | Ronda 2: Rubio Bascur, Sebastian Alfonso - Bordeu Korsikova, Daniel | English Opening: King's English Variation, Reversed Sicilian | |
| May 23, 2025 | Ortiz Hidalgo | 0–1 | Rubio Bascur | Ronda 1: Ortiz Hidalgo, Martin Fernaando - Rubio Bascur, Sebastian Alfonso | Sicilian Defense: Kan Variation, Wing Attack | |
| Jan 22, 2025 | Munoz Ramos | 1–0 | Rubio Bascur | Nacional Sub 20 Absoluto 2025 | Benoni Defense: Knight's Tour Variation | |
| Jan 21, 2025 | Vergara Barreda | 1–0 | Rubio Bascur | Nacional Sub 20 Absoluto 2025 | Sicilian Defense: Kan Variation | |
| Feb 9, 2025 | Rubio Bascur | 1–0 | Morales Valderrama | Ronda 9: Rubio Bascur, Sebastian Alfonso - Morales Valderrama, Arturo | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Feb 8, 2025 | Rubio Bascur | 1–0 | Escobar Castro | Ronda 7: Rubio Bascur, Sebastian Alfonso - Escobar Castro, Franco Alessandro | King's Indian Defense: Fianchetto Variation, Classical Variation | |
| Feb 8, 2025 | Saa Manriquez | 0–1 | Rubio Bascur | Ronda 8: Saa Manriquez, Gaspar Facundo - Rubio Bascur, Sebastian Alfonso | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Feb 7, 2025 | Belmar Obreque | 1–0 | Rubio Bascur | Ronda 6: Belmar Obreque, Jorge - Rubio Bascur, Sebastian Alfonso | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Feb 6, 2025 | Rubio Bascur | 1–0 | Larranaga Arriagada | Ronda 5: Rubio Bascur, Sebastian Alfonso - Larranaga Arriagada, Emilio Alon | Catalan Opening: Closed, Botvinnik Variation | |
| Feb 5, 2025 | Rubio Bascur | ½–½ | Chacon Olortegui | Ronda 3: Rubio Bascur, Sebastian Alfonso - Chacon Olortegui, Steven Anton | Réti Opening | |
| Feb 5, 2025 | Brunstein Hauyon | 0–1 | Rubio Bascur | Ronda 2: Brunstein Hauyon, Felipe - Rubio Bascur, Sebastian Alfonso | Indian Defense | |
| Jun 25, 2024 | Reyes Zavaleta | ½–½ | Rubio Bascur | Round 3: Reyes Zavaleta, Diego Alexander - Rubio Bascur, Sebastian Alfonso | Benoni Defense: Classical Variation, Argentine Counterattack | |
| Jun 24, 2024 | Castellanos Villela | 1–0 | Rubio Bascur | Round 1: Castellanos Villela, Alejandro - Rubio Bascur, Sebastian Alfonso | Sicilian Defense: French Variation | |
| May 21, 2024 | Bordeu Korsikova | 1–0 | Rubio Bascur | Round 8: Bordeu Korsikova, Daniel - Rubio Bascur, Sebastian Alfonso | Sicilian Defense: Closed | |
| — | Rubio Bascur | 1–0 | Rodezno | Round 3: Rubio Bascur, Sebastian Alfonso - Rodezno, Jeremy | Catalan Opening: Closed Variation, Traditional Variation | |
| — | Rubio Bascur | 1–0 | Velasquez Fierro | FIDE World Youth U16 Chess Olympiad 2025 | English Opening: Anglo-Indian Defense, Queen's Indian Formation | |
| — | Rubio Bascur | 1–0 | Pieter | Round 6: Rubio Bascur, Sebastian Alfonso - Pieter, Liana | Zukertort Opening: Kingside Fianchetto | |
| — | Rubio Bascur | 0–1 | Lopez Escobar | Round 7: Rubio Bascur, Sebastian Alfonso - Lopez Escobar, Jose David | King's Indian Defense: Fianchetto Variation, Classical Fianchetto | |
| — | Rubio Bascur | 0–1 | Munoz Feliz | Round 9: Rubio Bascur, Sebastian Alfonso - Munoz Feliz, Alejandro | King's Indian Defense: Fianchetto Variation, Larsen Defense | |
| — | Nandwani Narwani | 0–1 | Rubio Bascur | Round 4: Nandwani Narwani, Suraj Sriram - Rubio Bascur, Sebastian Alfonso | Benoni Defense: Classical Variation, Averbakh-Grivas Attack | |
| — | Caicedo Vallejo | ½–½ | Rubio Bascur | Round 5: Caicedo Vallejo, Jacobo - Rubio Bascur, Sebastian Alfonso | Sicilian Defense: Closed | |
| — | Luna Monsalve | ½–½ | Rubio Bascur | Round 1: Luna Monsalve, Sofia - Rubio Bascur, Sebastian Alfonso | Benoni Defense: Taimanov Variation | |
| — | Zhang | 0–1 | Rubio Bascur | Round 8: Zhang, Alexander - Rubio Bascur, Sebastian Alfonso | Benoni Defense: Taimanov Variation | |