Scatha, Savage Mastermind

+1: Until your next turn, all scatha's you control become 5/5 dragons with haste, indestructible and hexproof, this can be playes as an interrupt.
-2: You draw 2 cards, gain 2 life, target opponent discards 2 cards and loses 2 life
-10: Create 5 6/6 Dragon creature tokens with flying on the battlefield, they gain haste and attack each combat if able.