Holo Effect Preview
Venom Swamp
Venom Swamp
Field Spell Card 
Spell Card Card Text
During each player's End Phase: Place 1 Venom Counter on each face-up monster, except "Venom" monsters. Monsters lose 500 ATK for each Venom Counter on them. Destroy a monster if its ATK becomes 0 by this effect.
Card Variants: 2
