Plaguebriner Charm

Concept: “Ever wanted to make corpses explode into rats?” 
Content: Now you can.
Writing: A pfvcked little rat birther charm, no context, full rules. Get used to it.
Art/design: Tortured sculpture become cursed charm on a field of yellow and black.
Usability: Occasionally backfires. Rat-splosively. Great gag for parties.