Your search for "Overmaster 327" revealed the following:
Overmaster - Retro Frame (Foil) (DMR) from Dominaria Remastered, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Chris Seaman Card Text:The next instant or sorcery spell you play this turn can't be countered.Draw a card.
Overmaster - Retro Frame (DMR) from Dominaria Remastered, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Chris Seaman Card Text:The next instant or sorcery spell you play this turn can't be countered.Draw a card.