Related to Cave Johnson's lemon rant

Dragon-like Creature — Green, Dramatic, Digital Art, Statue

1024 × 768

Text on Black Background — Mysterious, Digital Art, Code-like Text

2048 × 1152

Portal game quotes collage

1280 × 800

Stick Figure Falling — Black, Dramatic, Digital Art, Portal, Text

1600 × 1200

Portal caution sign

1920 × 1200

Portal characters introduction

1920 × 1200

Portal Game Logo — Black, Minimalist, Vector Art

1920 × 1200

White Robot with Red Light — Gray, Calm, Digital Art, Red Heart

1440 × 900

Weighted Companion Cube — Black, Dramatic

1280 × 800

White Robot with Red Light — Gray, Minimalist, Digital Art

1440 × 900

Cat in a Portal Maze

1600 × 1200

Chocolate Cake on Table — Black

1280 × 1024

Companion Cube — Green

1920 × 1200

Slice of Cake with Cherry — Black, Mysterious

1440 × 900

Companion Cube — White

1920 × 1200

Stick Figure Falling — Black, Dramatic, Digital Art, Stick Figure, Portal, Text

1280 × 960

Crowbar Logo with Text

1280 × 1024

White Cube with Heart Symbols — Gray, Dramatic

1920 × 1080

Two Robots in a Facility — White, Dramatic

1920 × 1080

Companion Cube with Heart — Pink, Playful, Illustration

1366 × 768

Companion Cube with Heart — Gray

2133 × 1600

Silhouette Ninjas with Portals

1280 × 800

Person Falling into Portal — Blue, Dramatic, Digital Art, Arrow, Silhouette

1680 × 1050

Cube with Heart Symbols — Beige, Neutral

1280 × 1024