Niblis of Frost
9ca274dd-e8fa-4221-8d56-fe9b01eda132
$1.49 CND
Flying
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Whenever you cast an instant or sorcery spell, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.