36:34

I Learned How the Events of Portal All Began

20:47

So...This is Slime Rancher

1:27

Portal 2D - Small Showcase (Made on scratch)

57:49

Oh, This is Why People Like Portal 2

20:25

The Tale of Aperture's Iconic Robotic Duo | ATLAS & P-Body | FULL Portal Lore

31:19

So, Portal Revolution is Basically Portal 3

13:04

Bringing GLaDOS to life with Robotics and AI

1:07:55

I Made Custom Torture Maps in Portal 2