Related to character falling through portal

abstract red and white figure

1024 × 768

red hearts and money falling

1024 × 768

white figure on black background

1280 × 1024

graffiti-covered wall in game

1920 × 1200

cat with portals

1080 × 938

Companion Cube with hearts

1700 × 1200

Weighted Companion Cube

1440 × 900

Thinking with Portals

1600 × 1200

thinking with portals

1600 × 1200

Weighted Companion Cube

1680 × 1050

Weighted Companion Cube

1680 × 1050

Companion cube with heart

1440 × 900

dark figure with weapon

1280 × 800

Cube with heart symbols

1200 × 960

Metroid logo on black background

1280 × 960

N7 logo on black background

1920 × 1080

Chibi ninja characters in a field

1680 × 1050

Ninjas and portals

1280 × 800

glowing figure silhouette

1280 × 720

white controller on black background

1280 × 1024

armored figure with red symbol

1280 × 800

Cube with heart symbols

7200 × 4500

Angel with a heart cube

1920 × 1200

Unsolvable character model

1600 × 900