Chell with Robots — Blue, Dramatic

1920 × 1080

Aperture Laboratories logo with graffiti

1920 × 1080

Portal Device with Robots

1920 × 1080

Woman Holding Portal Gun

1920 × 1080

Portal 2 Title Screen — Blue

1980 × 1200

Silhouette of Robot — Black, Dramatic, Digital Art, Text

1920 × 1200

Three Biomechanical Heads

1920 × 1080

Man in Suit Holding Briefcase — Black, Dramatic, Digital Art, Door, Light, White

1200 × 900

Hooded Character with Glowing Eyes — Black

3225 × 1752

Woman in Futuristic Suit — Blue, Dramatic, Digital Art, Characters

1920 × 1200

Giant Alien Creature — Black, Dramatic, Digital Art, Human Figure

1280 × 1024

Samus Aran in Armor — Green, Dramatic, Digital Art, Video Game Art

1024 × 768