Your search for "The Goblin Mastermind" revealed the following:
Human // Murf Token (Foil) (TTRK) from Star Trek, available at 401 Games Canada. Rarity: Token Finish: Foil Artist: David Álvarez & Leesha Hannigan Card Text:Human: Permanents can't phase in.Murf: Indestructible
Porthos // Neuroflux Heirloom Token (Foil) (TTRK) from Star Trek, available at 401 Games Canada. Rarity: Token Finish: Foil Artist: Brooklyn Smith & David Frasheski Card Text:Neuroflux Heirloom: Equipped creature gets +1/+1.Equip {2}
Faerie Mastermind (Foil) (MOM) from March of the Machine, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Joshua Raphael Card Text:FlashFlyingWhenever an opponent draws their second card each turn, you draw a card.3U: Each player draws a card....
Shredder, Criminal Mastermind // Higure, the Still Wind - Teenage Mutant Ninja Turtles: VHS Villains (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: William Tempest & Scott Okumura Card Text: Teenage Mutant Ninja...