Brom, Headless Hessian

Whenever a creature an opponent controls dies,
put a pumpkin counter on Brom, Headless Hessian.
At the beginning of your upkeep, if Brom Headless Hessian has eight or more pumpkin counters on it,
you may remove all pumpkin counters. if you do
exile target nonland permanent.
Whenever Brom, Headless Hessian is put into a graveyard from play, destroy target creature that
was dealt damage this turn.