So, Portal Revolution is Basically Portal 3
35:42
So, The Portal 2 Co-op Campaign is Great
19:05
How Are the Portal and Half-life Games Connected?
8:53
I Made Portal 3 Because Valve Wouldn't
57:49
Oh, This is Why People Like Portal 2
23:13
AI exploits a gamebreaking bug in Trackmania
36:34
I Learned How the Events of Portal All Began
15:17
A Bot that Scams People
34:14