The Tallyman

Deathtouch

Whenever another creature dies, exile it and put a
corpse counter on The Tallyman.

The Tallyman gets +2/+2 as long as it has two or
more corpse counters on it, has infect and trample as
long as it has four or more corpse counters on it, and
has indestructible as long as it has eight or more
corpse counters on it.