Joshua, the Minion Master

0: Passive -- This planeswalker's loyalty is equal to your life total and vice versa.
-5: Create a */* artifact creature Golem. Its power and toughness are equal to the number of times you've activated this loyalty ability this game.
-8: Until your next turn, the next time you cast an instant or sorcery spell, target land you control becomes a Chasm Skulker, it's still a land.