Companion Cube with hearts

1200 × 960

Portal companion cube

1440 × 900

Companion cube with hearts

5000 × 3125

Companion Cube Warning

1280 × 800

Portal game title screen

1920 × 1200

Portal gun from Aperture Science

1200 × 750

Portal puzzle chamber

1337 × 1094

Organization XIII logo

1920 × 1200

Portal companion cube

1680 × 1050

Companion cube concept art

1280 × 805

Cube with heart symbols

7200 × 4500

graffiti-covered wall in game

1920 × 1200

Aperture Laboratories logo with graffiti

1280 × 1024

Glowing Blue Symbol — Cyan

1360 × 760

Triforce symbol from The Legend of Zelda

1600 × 900

Triforce symbol on black

1920 × 1080

Triforce symbol with energy effects

1680 × 1050

Triforce symbol with blue energy

1280 × 800

Triforce symbol with energy swirls

1440 × 900

Triforce symbol on mesh

800 × 600