Tyreal, Defender of Light

+2: Creatures you control get +1/+1 until end of turn. If its a Legendary Creature or "Hero" it gets +3/+3 instead.
-3: Destroy all creatures that dealt combat damage to one of your creatures this Combat Phase.
-6: Target creature you control gains +5/+5, Vigilance, and becomes a Hero in addition to its other creature types.