Goblin Welder Finish:Nonfoil you may exile a blue

you may exile a blue card from your hand rather than pay this spell's mana cost

that player simultaneously sacrifices the artifact and returns the artifact card to the battlefield

draw a card for each opponent who drew two or more cards this turn

Spend this mana only to cast a creature spell

{T}: Add three mana of any one color

Goblin Welder Finish:Nonfoil you may exile a blue{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.