Portal 2 Logo — Gray, Neutral

1920 × 1080

Robotic Companion — Black

1920 × 1080

Woman Holding Portal Gun

1920 × 1080

Portal 2 Logo — Gray, Neutral, Digital Art, Aperture Laboratories Logo

1920 × 1080

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

1440 × 900

Chell with Robots — White, Dramatic, Digital Art, Glados, Wheatley

1920 × 1080

Woman with Robotic Devices — White, Dramatic

2560 × 1440

Woman Holding Portal Gun — Blue

1600 × 1000

White Spherical Robot — Curious

1024 × 768

Aperture Laboratories Logo — Gray, Neutral, Digital Art

1280 × 800

Aperture Laboratories Logo — Black, Technological, Digital Art, Text, Carbon Fiber

1024 × 600

Aperture Laboratories Logo — Blue, Technological

1600 × 1200