Related to GLaDOS with numbers

Portal puzzle room with cubes

1280 × 1024

Aperture Science welcome screen

1280 × 960

Chell in Aperture Science

2560 × 1440

Aperture Science word cloud

1131 × 707

Aperture Science Enrichment Center

1440 × 900

Aperture Science escape view

1680 × 1050

Chell in Aperture Lab

1920 × 1080

Chell and Wheatley in Aperture

1200 × 756

Login screens for Black Mesa and Aperture Science

2880 × 900

White Figure Falling — Gray

1920 × 1080

White Figure Falling

1920 × 1080

Robotic Arm with Figure

1920 × 1080

Stick Figure Falling — White, Neutral

1920 × 1200

Now You're Thinking With Portals

1440 × 900

Companion cube in a test chamber

1680 × 1050

Two Anime Girls with Mecha

1680 × 1050

Blue Robot Head — Dramatic, Sunset

1280 × 1024

Armored Core Last Raven robot

1280 × 1024

Mech in War Zone — Black

1440 × 900

Hands Holding a Cube — Black

1680 × 1050

Decepticon robot in Cybertron

1600 × 1200

Armored Core 2 robot mech

1600 × 1200

Chell with a Companion Cube

1920 × 1080

robot in jungle environment

1920 × 1080