Meton, Outcast of Unity

+2: Target creature, player, or Planeswalker takes -5 damage from all sources till your next upkeep.
-6: Turn this card into a 8/8 Nephilim creature token with indestructible till the end of your turn. when it turns fight 3 target enemy creatures.
-16: Gain an emblem that says "all Outcast planeswalkers cost 0 to cast and may be casted from your graveyard, exile, or library".