Sarkhan, dragon form

+3: Deal 3 damage to 3 target creatures and x damage to target player where X is how many creatures destroyed in this way
X: for every dragon you control deal 4-X damage to target creature, Those dragons gain +1/+1.
-20: search and place from your deck for 9 target dragons Give them haste, Deal 3 damage to any target for every creature you control