Niblis of Frost
da2301c8-0ca8-4b26-a232-1df90effcb42
$1.00 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.