Yore-Tiller Elemental

Indestructible
Yore-Tiller Elemental does not die for having 0
or less toughness.
Whenever Yore-Tiller Elemental loses toughness,
each opponent loses that much life.
Whenever Yore-Tiller Elemental takes damage,
you gain that much life.
Yore-Tiller shows that there's a lot more to life than
living.