Extinction Event

Suspend 3 — {2}{r}{g} (Rather than cast this card
from your hand, you may pay {2}{r}{g} and exile it
with 3 time counters on it. At the beginning of your
upkeep, remove a time counter. When the last is
removed, cast it without paying its mana cost.)
Extinction Event can't be countered.
Extinction Event deals 15 damage to each
creature, planeswalker, and player.