Phantasmagory

When Phantasmagory enters the battlefield, put a number of loyalty counters on each creature equal to that creature's converted mana cost.
Creatures are planeswalkers in addition to being creatures. Activated abilities on creatures have "As an alternative to paying this ability's costs, you may instead pay {0}. If you do, you can't activate this or any other of this creature's abilities this turn. Activate only whenever y