Master Xehanort

-1: Give a creature “If this creature is destroyed or exiled, Master Xehanort gains +2 Loyalty”
-3: Summon an exiled legendary creature, and give it “If this creature is destroyed or exiled, Master Xehanort gains +2 Loyalty”.
-13: Choose one creature owned by you and an opponent. Both creatures gain “Hexproof” and “If this creature is destroyed or exiled, you lose."