Immortal One

+2: When you use this ability you may pay 2 life, if you do Immortal One gains 3 Loyalty instead of 2
0: Immortal One becomes an X/X with Hexproof until the start of your next turn, where X equal loyalty
-13: Immortal One permently becomes an X/X with Hexproof and Vigilance, where X equal loyalty before the use of this ability