Frost, Rebirthed

Vigilance.
Cold Breath - When this enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.
{s}{s}{s}{s}{t}: Tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.
{s}{s}{s}{t}: Deal 3 damage to any target.