Leatherhead, Swamp Stalker is a rare Legendary Creature — Crocodile Mutant Rogue card from Teenage Mutant Ninja Turtles (TMT), collector number 117. Current market price: $0.90 (foil $1.39), TCGplayer market prices via Scryfall.
Trample Leatherhead enters with a hexproof counter on her. Whenever Leatherhead deals combat damage to a player, you may remove a counter from her. When you do, destroy target artifact or enchantment that player controls.