Valeera, the Hollow

0: [Stealth] Valeera, the Hollow phases out when targeted by an opponent for any reason. She also becomes Indestructible and Hexproof.
+1: If Valeera, the Hollow is not phased out, in Stealth you may destroy a creature, and summon a non-legendary copy of a creature you control.
-: Valeera, the Hollow exits Stealth at the start of it's controllers next upkeep if she was phased out. Deal 1 damage to her when exiting Stealth.