Ava, Kazuki's Sister

Firststrike, Hexproof, Protection from all colors, Deathtouch
Ninjitsu {3}{u/b}{u/b} ({3}{u/b}{u/b}, Return an unblocked
attacker you control to hand: Put this card into play
from your hand tapped and attacking.)
When this creature deals damage to an artifact or Planeswalker, exile it until Ava, Kazuki's Sister
leaves the battlefield. When this creature deals
damage to a player, draw that many cards.
{u}: This creature deals one damage to you.