Medusa Worm is a Common Effect Monster card from Yu-Gi-Oh! (Structure Deck: Invincible Fortress, SD7). Current market price: $0.23.
Common
Structure Deck: Invincible Fortress (SD7)
Card Text
Once per turn, you can flip this card into face-down Defense Position. When this card is Flip Summoned, destroy 1 monster on your opponent's side of the field.
