Goblin Welder [Urza's Legacy] The Dark {T}: Double the amount of

{T}: Double the amount of each type of unspent mana you have

Set: Journey into Nyx Type: Enchantment Rarity: Common Cost: {1}{U} {1}{U}

so many new channels are carved for them

She now sees only Emrakul's visions

Set: Magic Origins Type: Enchantment — Aura Rarity: Common Cost: {1}{U}{U} Enchant creature

Goblin Welder [Urza's Legacy] The Dark {T}: Double the amount ofSet: Urza's Legacy Type: Creature Goblin Artificer Rarity: Rare Cost: {R} {T}: Choose target artifact a player controls and target artifact card in that player's graveyard. If both targets are still legal as this ability resolves, that player simultaneously sacrifices the artifact and returns the artifact card to the battlefield. "I wrecked your metal guy, boss. But look! I made you an ashtray."