Weighted Companion Cube — White

1680 × 1050

Stick Figures with Quotes

1280 × 1024

Portal puzzle grid icons

1408 × 1148

Chell in a Puzzle Room

1920 × 1200

Companion Cube glowing

1280 × 800

Portal Companion Cubes

1920 × 1080

Aperture Science Devices

2304 × 1728

Portal in Wall

1680 × 1050

Gordon Freeman Walking — Gray

1280 × 1024

Man in Suit Holding Briefcase — Black, Dramatic, Digital Art, Door, Light, White

1200 × 900

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

1920 × 1200

Female Character Holding Gun — White

1366 × 768