White Portal Device

1920 × 1080

Portal heart device

1920 × 1080

Glowing Mechanical Device — Red

1920 × 1080

Portal Gun Device — Gray

1600 × 900

Ancient Mechanical Device — Gold, Mysterious

3840 × 2160

anime character with heart device

1009 × 721

Chell and a Portal Device

1280 × 1024

glowing sci-fi device on floor

1600 × 1000

Circular Portal Device

1024 × 768

Aperture Science Companion Device

1280 × 828

Sci-fi portal device

1920 × 1280

ancient mechanical garden

1600 × 1200