Alice, Master of Illusion

+1: You gain 10 life. Reverse this effect when Alice, Master of Illusion leaves the battlefield.
-2: Create a token that's a copy of target creature you control. Exile it when Alice, Master of Illusion leaves the battlefield.
0: If your life total is at least 50 greater than your starting life total, each opponent's life total becomes 1 until end of turn.