Cthulhu Warning Sign — Yellow

1024 × 768

Yellow Chrysanthemum Emblems

1024 × 773

Abstract Wave Pattern — Black

1000 × 900

Warning Sign on Metal

2560 × 1440

Giraffe Warning Sign

1440 × 900

Warning Sign with People

1920 × 1056

Ghost in Red Circle — Black, Playful, Vector Art

1920 × 1200

Ghost in Red Circle — Playful

1280 × 1024

Hands Forming a Circle — Olive Green

2560 × 1600

Yellow Smiley Face — Neutral, Vector Art, Eyes

1920 × 1200

White Circle and Dots

1920 × 1080

Cracked Red Circle

2560 × 1600