Slash, Reptile Rampager is a rare Legendary Creature — Mutant Berserker Turtle card from Teenage Mutant Ninja Turtles (TMT), collector number 108. Current market price: $0.73 (foil $1.29), TCGplayer market prices via Scryfall.
Alliance — Whenever another creature you control enters, Slash deals 2 damage to each opponent. Whenever Slash attacks, create a 2/2 red Mutant creature token.