The Betrayal

Whenever an opponent casts a spell that would deal damage, you choose how the damage is dealt(this is
not for creatures attacking).
Whenever an opponent gains life, instead, they lose that much life and you gain that much life.
Whenever an opponent casts a spell that would kill
one of your permanents or has the ability to, counter
it.
{2}{w}{u}{b}{r}{r}: Sacrifice The Betrayal, exile all permanents. Any player may activate this ability.
do not trust anything