Companion Cube with Hearts — Black

1440 × 900

Weighted Companion Cube — Black, Romantic

1280 × 1024

Aperture Science Logo — Yellow, Dramatic

2560 × 1600

Mass Effect 2 Logo — White

2560 × 1600

Aperture Science Logo — Blue, Technological

1440 × 900

Aperture Science Logo — Blue, Neutral, Illustration

2560 × 1440

Aperture Science Logo — Beige, Neutral

1920 × 1200

Aperture Laboratories Logo — Gray, Dramatic, Digital Art, Concrete Wall, Black

2560 × 1600

Portal 2 Logo — Gray, Minimalist, Digital Art

1680 × 1050

Aperture Science Logo — Black, Neutral

1280 × 1024

Aperture Laboratories Logo — Blue, Dramatic

1920 × 1080

Portal Gun Device — Black

2560 × 1600