Blarnu, the Menace

Menace, lifelink.
Creatures you control with +1/+1 counters have
menace.
{2}: You may remove 2 or 4 Purity counters from Blarnu, the Menace, then choose the
corresponding effect:
2: Give a+1/+1 counter to target creature.
4: Up to 2 creatures you control gain lifelink.
If Blarnu, the Menace has no more Purity
counters, transform Blarnu, the Menace.