Skull and Crossbones — White, Dark, Vector Art, Crossed Bones, Black

1920 × 1200

Skull and Crossbones — Black, Dramatic, Vector Art, Radiating Lines

1280 × 800

Skull and Crossbones — Purple, Ominous

1024 × 768

Skull and Crossbones — Blue, Neutral

1284 × 1046

Skull and Crossbones — Red

1000 × 600

Skull and Crutches — Black, Ominous, Vector Art, White

1152 × 864

Biohazard Symbol — Green, Vector Art

1600 × 1200

Biohazard Symbol — Green, Warning, Vector Art, Splatter

1200 × 750

Green Biohazard Symbol — Neutral, Vector Art, Gray

1280 × 1024

Biohazard Symbol — Black, Neutral, Vector Art

3456 × 3240

Biohazard Symbol — Green, Warning, Vector Art, Black

1600 × 1200

Skull with Headphones — Black, Dark, Vector Art, Crossbones

1920 × 1080