Gearspring Spirit is a Super Rare Effect Monster card from Yu-Gi-Oh! (Hidden Arsenal 7: Knight of Stars, HA07). Current market price: $0.41.
Super Rare
Hidden Arsenal 7: Knight of Stars (HA07)
Card Text
Cannot be Normal Summoned/Set. Must first be Special Summoned (from your hand) by having only Machine-Type monsters in your Graveyard (min. 1). Once per turn: You can target 1 face-up monster your opponent controls; its ATK becomes 0 until the End Phase.
