Donatello, Gadget Master (Teenage Mutant Ninja Turtles 212) - Rare Magic: The Gathering Card

Sneak (You may cast this spell for 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.