Donatello, Gadget Master is a rare Legendary Creature — Mutant Ninja Turtle card from Teenage Mutant Ninja Turtles (TMT), collector number 35. Current market price: $0.34 (foil $0.78), TCGplayer market prices via Scryfall.
Sneak {1}{U} (You may cast this spell for {1}{U} if you also return an unblocked attacker you control to hand during the declare blockers step. He enters tapped and attacking.) Whenever Donatello deals combat damage to a player, create a token that's a copy of target artifact you control.