Korkuronos's Summoner

Korkuronos's Summoner gets +1/+1 for each
creature on the battlefield with power 4 or
more you control.
Whenever a creature damaged by this creature
dies, you may sacrifice a land, if you do, create
a 4/4 green Beast creature token.
{t}: Korkurono's Summoner deals damage equal
to its power to target creature.