chaos the advocate

+1: Gain x life plus one and lose x life and you gain an emblem that says "if you gained twenty or more life this turn you win".
-2: you create x black chaos spawn creature tokens with "you may sacrifice this creature, black spells in your hand cost 1 less mana".
-10: transform this creature under your control as a 15/15 God creature with indestructible and hexproof until the end of the turn.