Portal robot in space

1152 × 720

GLaDOS and Wheatley in Aperture

2560 × 1199

Chell and Wheatley in Aperture

1200 × 756

Woman with Portal Gun

1920 × 1080

Portal character with portal gun

1920 × 1200

Portal game loading screen

1280 × 1024

Portal game icon

2622 × 3312

Blue Screen Error — Dramatic, Digital Art

1600 × 1200

Aperture Laboratories Logo — Black, Dark, Digital Art, Text, Green

1440 × 900

Woman Holding Portal Gun — Blue

1600 × 1000

Chell with portal device

1920 × 1080

Portal game logo screen

1680 × 1050