Lemon Grenade — Yellow, Surreal

1920 × 1080

Aperture Science Facility — Gray

1920 × 1080

Abandoned Industrial Facility — Gray, Dramatic, 3d Render, Signage

1920 × 1080

Industrial Facility Interior — Gray, Dramatic, 3d Render, Sign

1920 × 1080

Two Robots in a Facility — White

1920 × 1200

Abandoned Industrial Facility — Gray, Dramatic, 3d Render, Signage, Conveyor Belt

2560 × 1440

Lemon Grenade — Yellow

1920 × 1080

Aperture Science Facility

1920 × 1080

Portal Gun Device — White, Technological, 3d Render, Aperture Laboratories Logo

1920 × 1200

Portal Gun Device — White, Neutral

1024 × 768

Robotic Camera Device — Black

1920 × 1080

Companion Cube with Hearts — Blue, Melancholic, 3d Render

1920 × 1080