Goblin Welder [Duel Decks: Elves vs. Inventors] Time Spiral It has "This creature's power

It has "This creature's power and toughness are each equal to the number of experience counters you have

Set: The List Type: Artifact Rarity: Rare Cost: {3} Sacrifice a creature: Add one mana of any color

Set: Magic 2010 Type: Artifact Rarity: Rare Cost: {2} At the beginning of each player's draw step

Wandering Knight has double strike as long as two or more Equipment are attached to it

Set: The Lord of the Rings: Tales of Middle-Earth Commander Type: Creature — Bird Rarity: Rare Cost: {G} Flying

Goblin Welder [Duel Decks: Elves vs. Inventors] Time Spiral It has "This creature's powerSet: Duel Decks: Elves vs. Inventors Type: Creature Goblin Artificer Rarity: Mythic 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.