Tempest Channeler

Haste Prowess Whenever you cast an instant or sorcery spell, put a number of charge counters on Tempest Channeler equal to that spell’s mana value. Remove 3 charge counters from Tempest Channeler: Create 2 1/1 red Fireling creature tokens with haste and {T}, Sacrifice this creature: It deals 1 damage to any target.