Companion cube Portal by Grumpy-Owl on DeviantArt

Explore the Best Portalcube Art

Cute Companion Cube - Portal2 by OpalOwls on DeviantArt

Grumpy-Owl - Professional, Digital Artist

The Companion Cube by PawsforHead on DeviantArt

Paper Companion Cube by Tripous on DeviantArt

Grumpy-Owl - Professional, Digital Artist

A first - Avatar Gallery

Weighted Companion Cube :Portal: by DestinyBlue on DeviantArt

Explore the Best Portalcompanioncube Art

Portal companion cube pixel art by meigetsuneko on DeviantArt

Undersea Katamari Ball by meglyman -- Fur Affinity [dot] net

Grumpy-Owl - Professional, Digital Artist