Zikushimo

Ninjutsu {1}{u/b}({1}{u/b}, Return an unblocked attacker
you control to your hand: Put this card onto the battlefield from your hand tapped and attacking.)
Blade of Broken Mirrors — When Zikushimo
attacks, you may pay {2}. If you do, Zikushimo
becomes a copy of target creature in a graveyard
until end of turn.
Scraps of paper began appearing around Sigil, each
bearing a single word: "Zikushimo".