Avenger of the Wilds

When a green creature dies, Avenger of the Wilds
deals 1 damage to the controller of the creature,
spell or ability that killed it.
Harmony {w}{w} (You may cast this spell for its
harmony cost if a player controls a permanent with the
same types and subtypes as Avenger of the Wilds)
If you paid the harmony cost to cast Avenger of
the Wilds, you gain 2 life as it enters the
battlefield.