Darmani, the Liberator

Inspiration {1}{g}{w}{w}{u}
When you cast Darmani for its Inspiration cost, untap all creatures you control. They get +2/+2 and gain trample until end of turn.
Other creatures you control have prowess.
Whenever you cast a spell during combat, untap all creatures you control. They get +1/+1 until end of turn.