Portal companion cube

1680 × 1050

Portal companion cube

1440 × 900

Companion cube concept art

1920 × 1200

Kingdom Hearts character art

800 × 600

StarCraft II Valentine's Day

1920 × 1200

Companion Cube glowing

1280 × 800

Portal Companion Cube

1440 × 900

Chell and the Companion Cube

1920 × 1080

Syberia II and Portal art

900 × 653

Chibi Chell hugging a cube

1920 × 1200

Glowing Heart Crystal

2880 × 1800

Portal characters with hearts

2560 × 1440