Chill

Kicker —Tap two untapped Spellshapers you control. (You may tap two Spellshapers you control in addition to any other costs as you cast this spell.)
Tap up to two target creatures. Those creatures don't untap during their controller's next untap step. If Chill was kicked, tap all creatures target player controls instead. Those creatures don't untap during their controller's next untap step.