Related to Portal title screen

Portal game icon

2622 × 3312

Blue Screen Error — Dramatic, Digital Art

1600 × 1200

Chell in Aperture Science

2560 × 1440

GLaDOS in Aperture Science

1920 × 1080

Aperture Science word cloud

1131 × 707

Portal game ending scene

1920 × 1200

Aperture Science test chamber

1280 × 960

Aperture Science escape view

1680 × 1050

Woman Holding Portal Gun — Blue

1600 × 1000

GLaDOS in Aperture Lab

1920 × 1080

GLaDOS and Wheatley in Aperture

2560 × 1199

Chell in Aperture Lab

1920 × 1080

Chell and Wheatley in Aperture

1200 × 756

Portal: It's Been a Long Time

800 × 1280

Portal test chamber scene

1440 × 900

Chell in Aperture Labs

1920 × 1200

GlaDOS and the cake

1680 × 1050

Stick Figure Falling — Black, Dramatic, Digital Art, Stick Figure, Portal, Text

1280 × 960

Silhouette of Robot and Cake

1366 × 768

I don't hate you

1024 × 724

Login screens for Black Mesa and Aperture Science

2880 × 900

Weighted Companion Cube — Black

1280 × 800

Aperture Science logo

2560 × 1600

Aperture Science logo on paper

1920 × 1080