Maut, Deaths Flame

Flying
When Maut, Deaths Flame attacks, you may put a -1/-1 counter on it. If you do, Maut, Deaths Flame becomes unblockable until the end of the turn.
If Maut, Deaths Flame is sent to the graveyard due to -1/-1 counters, you may return it to your hand. If you do, return all creatures from your graveyard to the battlefield tapped.