Four Skeletons Standing — Blue, Neutral

2020 × 1270

X-ray skeletons in a line

1600 × 1200

Skeleton in Bathtub — Black

1024 × 768

X-ray skeletons in a row

2020 × 1270

Blue Poison Dart Frog — Black

1200 × 900

Four Skeletons in X-ray Style

1200 × 750

Four Skeletons Standing — Blue, Clinical

1440 × 900

Radiation Symbol on Stripes

1280 × 1024

Aperture Laboratories Logo — Black, Minimalist, Digital Art, Text, White, Blue

1920 × 1080

Aperture Laboratories Logo — Black, Technological, Digital Art, Text, Blue

1280 × 800

Colorful Diamond Shape — Blue, Dramatic, Digital Art, Geometric, Black Background

2880 × 1800

Stormtroopers in Formation — Black, Dramatic

1600 × 1200