Related to Companion Cube — Yellow

Companion Cube with hearts

1920 × 1080

White Cube with Heart Symbols — Gray, Neutral

1680 × 1050

White Cube with Hearts — Serene

1280 × 1024

White Robot with Red Light — Gray, Minimalist, Digital Art, Red Heart

1680 × 1050

White Robot with Red Light — Gray, Minimalist, Digital Art

1440 × 900

Portal game cover art

1600 × 1200

Two Robotic Spheres in Space — Black

2400 × 1350

Portal gun concept art

1920 × 1080

Portal Game Logo — Black, Neutral

1440 × 900

Portal Game Logo and Icons — Black

1920 × 1200

White Portal Device

1920 × 1080

Aperture Laboratories Logo — Black, Dramatic, Digital Art, Text, Blue

1280 × 1024

Aperture Laboratories Logo — Black, Dramatic, Digital Art, Text, White

1920 × 1020

Portal gun with fiery portal

1280 × 1024

Robotic Spheres in Chamber

1680 × 1050

Portal gun firing a fire portal

800 × 640

Portal Game Logo — Black, Minimalist

1920 × 1080

Portal game title screen

1920 × 1080

Portal game logo art

1920 × 1200

Portal cubes and logo

1680 × 1050

graffiti-covered room with portal gun

1920 × 1200

Portal game logo and tagline

1680 × 1050

Two Robots Interacting — White, Dramatic

1920 × 1080

Portal game quotes collection

3000 × 1800