Lightning Dragon [Urza's Saga] Avatar Set: Rivals of Ixalan Type:

Set: Rivals of Ixalan Type: Creature — Dinosaur Rarity: Mythic Cost: {6}{G}{G} Enrage — Whenever Polyraptor is dealt damage

Persist (When this creature dies

untap up to seven lands

Then they put all cards exiled with Possibility Storm on the bottom of their library in a random order

Lightning Dragon [Urza's Saga] Avatar Set: Rivals of Ixalan Type:Set: Urza's Saga Type: Creature Dragon Rarity: Rare Cost: {2}{R}{R} Flying Echo {2}{R}{R} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) {R}: Lightning Dragon gets +1 +0 until end of turn.