| 1. |  Zok | 130,515 | Πως να φτιάξεις ένα PORTAL! | 9:09 |
| 2. | Megacyber | 129,688 | Portal 2 Co op Walkthrough Part 8 (Greek) | 15:22 |
| 3. | NinjaCakeAssassin | 87,244 | Πορταλιζόμαστε Part 6 | 10:37 |
| 4. | LDinos | 81,834 | [Live] Portal Reloaded Blind Playthrough | 1:21:14 |
| 5. | VGTalesChannel | 29,503 | VGT LPs Portal2 SplitScreen Ep 1 (ReUpload) | 15:03 |
| 6. | Unboxholics | 19,638 | Portal Gun Replica (Aperture Laboratories Portal Handheld Device) | Unboxholics | 3:21 |
| 7. | Baze | 18,196 | Μπες στο PORTAL μου Bary | 12:04 |
| 8. | MrAntouon | 8,892 | Για Την Επιστήμη Ρε Γαμώτο! (Portal 2) | 7:55 |
| 9. | Happy Freak Friends | 8,010 | PewDiePie Animated - Portal 2 | 0:57 |
| 10. | Enternity.gr | 3,304 | Razer Hydra Hands on (Playing Portal 2, Torchlight, Crysis 2, Bastion) {Greek} | 13:39 |
| 11. | AnthimosKir | 2,142 | Portal 2 on Intel HD Graphics Core i3 | 4:19 |
| 12. | Garitos Team | 787 | Portal part10 the big finale GaritosTeam | 33:36 |
| 13. | GSak | 623 | ΚΡΑΤΑ ΜΕ ΝΑ ΣΕ ΚΡΑΤΩ! | Portal 2 Co-Op #2 | 3:28:25 |
| 14. | GameWorld.gr | 577 | Portal 2 video review | 6:07 |
| 15. | Leadstabxd | 292 | Completing Portal 2 pt4 | 0:00 |
| 16. | Brother Louie Gaming | 196 | Θα σου κρατήσω την πόρτα ανοιχτή | 0:21 |
| 17. | MoD | 155 | Tribute to "Portal 2" | 7:10 |
| 18. | TheGamingEcstasy | 122 | Portal 2 Co-Op PC Walkthrough - [Course 5 - Mobility Gels] - [Final] - [Ending] | 18:47 |
| 19. | Acanthophis | 49 | 🔴DAY 7 - COOP ΜΕ ΤΗΝ ΓΛΥΤΣΑ ΤΗΣ ΚΑΡΔΙΑΣ ΜΑΣ - PORTAL 2 [Holiday Schedule] | 5:20:45 |
| 20. | Andrikos | 46 | Portal LP ep3: It's been a long time | 13:04 |
| 21. | Alpha | 33 | Portal Reloaded Gameplay #3 [final] | 51:47 |
| 22. | KappaKekko | 25 | 2 Portals έχει η ζωή | 5:25:57 |
| 23. | Cenoroid | 22 | Portal 2 | Full Playthrough | Single Player Mode | Part 2 | 3:06:04 |
| 24. | CephalonKet | 20 | PORTAL 2 CO-OP BUT I HATE PUZZLES | 0:00 |
| 25. | Andreas Moros | 18 | ΠΡΈΠΕΙ να Παίξεις το Portal 2 | 30:27 |
| 26. | Techy Hick | 4 | " Let's Play " Portal 2 with Techy Part 3 + Community Maps | 1:38:09 |
