Amalka, the Almighty

+1: Create one 2/2 Elianka creature token.
-4: Kill all 1/1 Stanka creature tokens on the battlefield and make X damage to their owner, where X="number of killed creatures".
-6: Assign a mission to your opponent. If he fulfils it, he loses all his cards; if he doesn't fulfil it, he loses all his life (and trousers).