Portal Gun Device — White, Technological

1920 × 1200

Aperture Laboratories Logo — Blue, Neutral

1600 × 1200

Portal 2 title screen

1920 × 1080

Robots in a Test Chamber

1920 × 1080

Two Robots in Corridor — White, Mechanical

1920 × 1080

Chell with Robots — White

1920 × 1080

Portal 2 Logo — Blue, Dramatic

1024 × 640

Armored Warrior with Weapon — Purple, Dramatic

1920 × 1080

Two Figures on Alien Planet — Green

1680 × 1050

Dead Dreamer: Decay of Destiny

1024 × 768

Spartan Soldier with Rifle — Gray, Dramatic, Digital Art, Mountains

1920 × 1080

Squad of Armored Soldiers — Black, Dramatic, Digital Art

1920 × 1080