Taulksissis, the Void Flame

Lifelink
Taulksissis, the Void Flame enters the battlefield
with a number of -1/-1 counters on it equal to
your life total.
Pay 2 life, remove two -1/-1 counters from Taulksissis, the Void Flame, exile a card from
your hand: Until end of turn, you may cast the
exiled card without paying its mana cost.