Goblin Welder [Commander 2014] Chronicles Each time your opponent Sets

Each time your opponent Sets a Spell or Trap Card(s): Inflict 300 damage to your opponent

Set: Sword & Shield: Evolving Skies Type: Psychic Rarity: Ultra Rare Retreat cost: Colorless

Set: Black & White: Black Star Promos Type: Lightning Rarity: Black Star Promo

then return him to the battlefield transformed under his owner's control

Set: Team Rocket 1st Edition Type: Colorless Rarity: Holo Rare Retreat cost: Colorless

Goblin Welder [Commander 2014] Chronicles Each time your opponent SetsSet: Commander 2014 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."