| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. D Arenas vs M Leon Hoyos |
| 0-1 | 71 |
2008 |
Pan-American Continental | B12 Caro-Kann Defense |
| 2. V Bhat vs D Arenas |
| 0-1 | 51 |
2008 |
Pan-American Continental | E94 King's Indian, Orthodox |
| 3. D Fekadu vs D Arenas |
| 0-1 | 77 |
2010 |
Chess Olympiad | E81 King's Indian, Samisch |
| 4. D Arenas vs P Lafuente |
| 0-1 | 29 |
2010 |
Chess Olympiad | C69 Ruy Lopez, Exchange, Gligoric Variation, 6.d4 |
| 5. A Roos vs D Arenas |
| 0-1 | 50 |
2010 |
World Junior Championship | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 6. J Buitrago vs D Arenas |
| 0-1 | 47 |
2010 |
Panam-Cont | E91 King's Indian |
| 7. D Arenas vs A Pridorozhni |
| 0-1 | 32 |
2010 |
Chess Olympiad | C41 Philidor Defense |
| 8. D Arenas vs M Matlakov |
| 0-1 | 68 |
2010 |
World Junior Championship | C67 Ruy Lopez |
| 9. D Arenas vs H Contreras |
| 0-1 | 56 |
2010 |
Panam-Cont | B50 Sicilian |
| 10. M Heidenfeld vs D Arenas |
| 0-1 | 36 |
2010 |
Chess Olympiad | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 11. D Arenas vs L Arias |
| 0-1 | 45 |
2010 |
Panam-Cont | B43 Sicilian, Kan, 5.Nc3 |
| 12. D Arenas vs V Genba |
| 0-1 | 41 |
2010 |
Chess Olympiad | C67 Ruy Lopez |
| 13. J C Guerrero vs D Arenas |
| 0-1 | 42 |
2010 |
Panam-Cont | E94 King's Indian, Orthodox |
| 14. L Parals Marce vs D Arenas |
| 0-1 | 47 |
2012 |
38th Sitges Open | E63 King's Indian, Fianchetto, Panno Variation |
| 15. S Barrientos Chavarriaga vs D Arenas |
| 0-1 | 36 |
2012 |
38th Sitges Open | B75 Sicilian, Dragon, Yugoslav Attack |
