| 1. | Portal 2 but Your Friend has the Other Portal | 29,915 | | Portal 2
|
| 2. | Portal 2 with a Rocket Launcher | 18,149 | | Portal 2
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| 3. | Portal 2 but Chell goes back to Sleep | 14,775 | | Portal 2
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| 4. | Portal 2 but I can Swap with Cubes | 12,704 | | Portal 2
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| 5. | Portal 2 but it's Celeste | 8,134 | | Portal 2
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| 6. | Portal 2 but the Portals are Balanced | 6,314 | | Portal 2
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| 7. | Portal 2 but I Can't Drop Objects | 4,264 | | Portal 2
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| 8. | So I let my chat run Console Commands... | 3,859 | | Portal 2
|
| 9. | Portal 2 but I Can't Look at White Walls | 3,538 | | Portal 2
|
| 10. | I rotated every level in Portal 2 | 3,528 | | Portal 2
|
| 11. | Portal 2 but the Floor is Lava | 3,363 | | Portal 2
|
| 12. | Portal 2 but I can Save Movement for Later | 4,845 | | Portal 2
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| 13. | Beating Portal 2 on a Real Toaster | 2,825 | | Portal 2
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| 14. | Portal 2 Chaos Mod | 2,308 | | Portal 2
|
| 15. | So I modded your ideas in Portal 2... | 2,285 | | Portal 2
|
| 16. | Portal 2 but Twitch chat can Spawn Turrets | 1,956 | | Portal 2
|
| 17. | Portal 2 but Portals Redirect Gravity | 3,226 | | Portal 2
|
| 18. | Portal 2 but Chat can Control Gravity | 1,479 | | Portal 2
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| 19. | Beating Portal 2 with a Piano | 1,301 | | Portal 2
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| 20. | Portal 2 but chat Flings me Randomly | 1,294 | | Portal 2
|
| 21. | Beating Portal 2 without picking up Cubes | 1,087 | | Portal 2
|
| 22. | Beating Portal 2 Blindfolded - Part 1 | 403 | | Portal 2
|
| 23. | Beating Portal 2 Blindfolded - Part 2 | 254 | | Portal 2
|
| 24. | Beating Portal 2 Blindfolded - Part 7 | 194 | | Portal 2
|
| 25. | Beating Portal 2 Blindfolded - Part 3 | 187 | | Portal 2
|
| 26. | Beating Portal 2 Blindfolded - Part 8 | 154 | | Portal 2
|
| 27. | Beating Portal 2 Blindfolded - Part 6 | 136 | | Portal 2
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| 28. | Beating Portal 2 Blindfolded - Part 4 | 126 | | Portal 2
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| 29. | Beating Portal 2 Blindfolded - Part 9 | 99 | | Portal 2
|
| 30. | Beating Portal 2 Blindfolded - Part 10 | 90 | | Portal 2
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| 31. | Beating Portal 2 Blindfolded - Part 5 | 78 | | Portal 2
|
| 32. | Beating Portal 2 Blindfolded - Part 11 (second half) | 69 | | Portal 2
|
| 33. | Beating Portal 2 Blindfolded - Part 11 (first half) | 45 | | Portal 2
|
| 34. | Turning Portal 2 into an NES Emulator | 9,565 | | Portal 2
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| 35. | Portal 2 but you can Pick Up Portals | 2,866 | | Portal 2
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| 36. | Portal 2 but You Can Resize Cubes | 3,613 | | Portal 2
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| 37. | This Turns Drawings into Portal 2 Puzzles… | 1,693 | | Portal 2
|
| 38. | Portal 2 but Objects Disappear when you Look Away | 2,628 | | Portal 2
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| 39. | How I Made "Portal 2 with Fall Damage" | 1,462 | | Portal 2
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| 40. | What if You Always Teleported Between Portals? | 2,738 | | Portal 2
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| 41. | Portal 2 but the Walls are Magnetic | 3,027 | | Portal 2
|
| 42. | If Portal 2 had Liquid Lasers | 11,652 | | Portal 2
|
| 43. | Can You Avoid Every Camera in Portal 2? | 7,487 | | Portal 2
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| 44. | Turning Portal 2 into a Web Server | 39,255 | | Portal 2
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| 45. | This Controller Runs Portal 2 | 4,966 | | Portal 2
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| 46. | Portal 2 but Math is Broken | 19,273 | | Portal 2
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| 47. | Portal 2 but Everything is Swapped | 2,331 | | Portal 2
|
| 48. | If Portals could be Placed Mid-Air | 7,849 | | Portal 2
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| 49. | Portal 2 but it's Splatoon | 5,871 | | Portal 2
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| 50. | I Backported Portal 2 to Portal’s Prototype | 12,272 | | Portal 2
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