Acro, Last Hand

Deathtouch, Hexproof, Indestructible
When this card enters the battlefield put your hand into exile
When a creature you control leaves the battlefield put a 1/1 counter on this creature
When a planewalker enters the battlefield, counter it
{10}{x} Deal x damage to your opponent, if x was 5 or more deal 10 damage to each creature your opponents control
Patner