Your search for "Slagstone Refinery 243" revealed the following:
Slagstone Refinery (BRO) from The Brothers' War, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Victor Harmatiuk Card Text:Whenever Slagstone Refinery or another nontoken artifact you control is put into a graveyard from the battlefield or is put...
Slagstone Refinery (Foil) (BRO) from The Brothers' War, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Victor Harmatiuk Card Text:Whenever Slagstone Refinery or another nontoken artifact you control is put into a graveyard from the battlefield or is...