Io, Blossom Sage

+1: Give target creature you control +1/+0 and haste until end of turn.
-2: Give target creature you control +3/+0 and hexproof until end of turn. You may have it fight target creature you don't control.
-7: Deal 3 to all creatures your opponents control, then all creatures you control gain +1/+1 and haste until end of turn.