Form of the Plainswalker

When this enchantment enters the battlefield, you
gain 6 life and become a Legendary Planeswalker.
Once per turn at sorcery speed, choose one:
•Pay -2 life: During target opponents turn, their
creatures without Plainswalk must attack you if able.
•Pay 2 life: Destroy target tapped creature without
Plainswalk.
•Pay 0 life: Until end of turn, you become a 6/6
Human Gamer creature with Indestructible and
Plainswalk. Prevent all damage that would be dealt
to you this turn.