Garruk and Chandra, Sparklost

Elemental creatures you controll get +2/+2
and have trample.
When an Elemental creature enters the battlefield under your controll Garruk and Chandra, Sparklost deals X damage to any target, where X is the total manacost of the Elemental.
"Are you pissed? Well, so am I." —Chandra
Nalaar