Portal - Taking the Companion Cube to the End

Companion Cube: A Portal Love Song

How to save and keep companion cube!!!

Portal with RTX · PC · 4K 60ᶠᵖˢ

Portal Walkthrough - Test chamber 20

Using Tricks To Complete Puzzles Faster in Portal 1

Build with me: LEGO Dimensions Portal 2 Sentry Turret & Companion Cube

The Companion Cubes Return #3 (Portal 2)

Sacrificing The Companion Cube - Portal

Date with the Companion Cube Portal [Revisited] - Part 2

Portal: the companion cube WILL kill you

We Can Save Our Companion Cube?! (Portal Mod)

Portal Full Uncut/Unedited Part 1 Playthrough

OpenGate Portal 2 Companion cube Edition: FACE REVEAL (Back To The Basics)