Death or Decay

Whenever a creature you control dies, put a death counter on Death or Decay. Whenever a creature
your opponent(s) control die, put a decay
counter on Death or Decay. If there are 4 or
more death or decay counters on Death or Decay,
you may sacrifice it. If there were more death
counters, you may return any number of nonland
permanents from your graveyard to the battlefield
with total converted mana cost 6 or less. If there
were more decay counters, you control target
opponent's next turn