Your search for "Ruinous Gremlin 128" revealed the following:
Ruinous Gremlin (KLD) from Kaladesh, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Steve Prescott Card Text:2R, Sacrifice Ruinous Gremlin: Destroy target artifact.
Ruinous Gremlin - KLD Reprint (PLST) from The List, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Steve Prescott Card Text:2R, Sacrifice Ruinous Gremlin: Destroy target artifact.
Ruinous Gremlin (Foil) (KLD) from Kaladesh, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Steve Prescott Card Text:2R, Sacrifice Ruinous Gremlin: Destroy target artifact.