Portal Cube Dice 3D Model almost 2 years 81 Underground Portal 3D Model almost 2 years 45 Dwarven Portal 3D Model almost 2 years 13 Portal Gun 3D Model almost 2 years 20 PotatOS (Potato GLaDOS from Portal 2) 3D Model almost 2 years 9 Portal Keychain 3D Model almost 2 years 3 Again with a Companion/Storage Cube 3D Model over 3 years 25