Shuten Doji

Menace, first strike
Bushido 2 (Whenever this creature blocks or becomes blocked, it gets +2/+2 until end of turn.)
Ninjutsu {1}{b}{b} ({1}{b}{b}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand
tapped and attacking.)
{1}{b}{b}: Another target permanent you control
gains protection from a color until end of turn.
(It can't be blocked, targeted, dealt damage, enchanted, or
equipped by anything of that color.)