Kaela, Inferno's Fury

+1: Create a 2/2 red Elemental creature token with haste. Exile it at the beginning of the next end step.
-2: Kaela, Inferno's Fury deals X damage to any target, where X is the number of Elementals you control.
-7: You get an emblem with "Elemental creatures you control have double strike and Trample."