Black Freiza

Flying, Haste, Vigilance
Ward—Sacrifice two permanents.

When you cast this spell, target opponent exiles the top half of their library, rounded up.

Black Freiza enters with a number of +1/+1 counters on it equal to the greatest mana value among cards in exile.

Freiza has annihilator X, where X is the number of +1/+1 counters on it.