Portal 2 Logo — Gray, Neutral, Digital Art

1920 × 1080

Portal 2 Logo — Gray, Minimalist, Vector Art, Stick Figure

1280 × 800

Portal 2 Logo — Blue, Minimalist, Vector Art, Text

1920 × 1200

Aperture Science Logo — Brown, Neutral

1024 × 1024

Portal 2 character interaction

1440 × 900

Two Robots in Motion

1680 × 1050

White Figure Falling into Portal — Gray, Surreal

1680 × 1050

Aperture Laboratories Logo — Yellow, Technological

1366 × 768

Aperture Laboratories Logo — Yellow

1440 × 898

Half-Life 2 cityscape view

1024 × 768

Blue Robots in Lab

1920 × 1080

Stick Figure Falling — White, Neutral

1920 × 1200