Rundvelt Hordemaster [Dominaria United Prerelease Promos] Nightmare Dragon Set: The Brothers' War Type:

Set: The Brothers' War Type: Legendary Creature — Human Artificer Rarity: Mythic Cost: {1}{W}{U} Artifact

(Your champion levels up into a compatible champion card from your material deck

It's nearly the size of the Null Moon

particularly the stalwart Ironroot Treefolk

this card costs 1 less to cast

Rundvelt Hordemaster [Dominaria United Prerelease Promos] Nightmare Dragon Set: The Brothers' War Type:Set: Dominaria United Prerelease Promos Type: Creature Goblin Warrior Rarity: Rare Cost: {1}{R} Other Goblins you control get +1 +1. Whenever Rundvelt Hordemaster or another Goblin you control dies, exile the top card of your library. If it's a Goblin creature card, you may cast that card until the end of your next turn.