Diagotsu the Immortal

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.)
Diagotsu the Immortal can activate Ninjutsu from the graveyard.
Whenever Diagotsu deals combat damage to a player, each player sacrifices a nonland permanent they control.