By A Mystery Man Writer
Portal/Chamber 17 — StrategyWiki Strategy guide and game reference wiki
Just finished Portal and are these the same? (may be the terraria one is a reference) : r/gaming
ArtStation Aperture Science Weighted Companion Cube, 48% OFF
Weighted Companion Cube for MySims!
static.wikia.nocookie.net/portals/images/4/4f/Cube
Weighted Companion Cube - Portal Wiki
Weighted Companion Cube - Portal 1 - 1:1 Scale, 3D CAD Model Library
Aperture Science Spatially Challenged Companion Cube : 9 Steps (with Pictures) - Instructables
Weighted Companion Cube, Feed The Beast Wiki
Portal 2 - Wikipedia
Weighted Companion Cube - Portal Wiki
The Weighted Companion Cube
MMD - Weighted Storage Cube - Portal 2 by CrafterBazimon on DeviantArt
Portal (series) - Wikipedia