Tiki, Best Girl

+2: Summon 4 3/3 Dragons with Flying and Hexproof. Destroy an opponents creature. If this is not possible, destroy a token.
X: Tiki deals X damage to any creature, where X is the number of cards in your graveyard.
-5: Uses the power of Naga to counter any target spell, and summons 7 7/7 dragon tokens with flying and hexproof.