Calabra Death Dragon

Trample, deathtouch, hexproof
Calabra Death Dragon is not a creature unless
you control a black, green, and red creatures
on the battlefield. Anytime Calabra Death
Dragon is not tapped, it becomes a 0/0 Spirit
creature with indestructible.
When this creature enters the battlefield you gain
3 life, scry 2, then draw a card.
It hasn't woken up in a million years...