Bishop, Ally to Mutants

If a creature an opponent controls would die, it is exiled instead.
When Bishop attacks, you may pay {r}. If you do,
Bishop gains first strike until end of turn, you
may destroy target artifact or enchantment, and
you may deal 4 damage to any target.
{1}{w}: Exile a card from a graveyard. Bishop gains lifelink until end of turn.
{2}{b}: Destroy target attacking or blocking creature
and its controller loses life equal to that
creature's power.