Person Escaping Ninjas — Gray

1680 × 1050

Aperture Science Sign — Gray

1920 × 1080

Aperture Logo on Wall — Black

2560 × 1600

Woman Holding Gun — White, Dramatic, 3d Render

1238 × 1636

Ninjas and portals

1366 × 768

Portal Device in Test Chamber

1920 × 1080

Robotic Camera in Tunnel

1920 × 1080

Robotic Puzzle Platform — Blue

1920 × 1080

Portal Game Icons — Light Blue

1280 × 1024

Person Falling into Portal — Blue, Dramatic, Digital Art, Arrow, Silhouette

1680 × 1050

Person Falling into Portal — Gray

1280 × 1024

Portal Gun Device — White, Neutral

1024 × 768