Shredder, Unrelenting 74 (Teenage Mutant Ninja Turtles)

Sneak {3}{B} (You may cast this spell for {3}{B} if you also return an unblocked attacker you control to hand during the declare blockers step. He enters tapped and attacking.) Deathtouch Whenever Shredder enters or attacks, another target creature you control gains deathtouch until end of turn.