Lightning Serpent [Coldsnap]

Set: Coldsnap Type: Creature — Elemental Serpent Rare Cost: {X}{R} Trample, haste Lightning Serpent enters the battlefield with X +1/+0 counters on it. At the beginning of the end step, sacrifice Lightning Serpent. Ice exploded into steam in its wake, hissing like a thousand serpents hailing their blazing master.