Thalia, Blessed Warden

+2: Up to two target creatures you control get +1/+1 and gain vigilance and protection from black until end of turn.
-3: Create X 1/1 white and green Human Soldier creature tokens, where X is one plus the number of creatures you control.
-7: Target opponent gets an emblem with "Noncreature spells you cast cost {4} more to cast."