Your search for "Stalked Researcher 73" revealed the following:
Stalked Researcher (Foil) (DSK) from Duskmourn: House of Horror, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Marta Nael Card Text:DefenderEerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, Stalked Researcher can...
Stalked Researcher (DSK) from Duskmourn: House of Horror, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Marta Nael Card Text:DefenderEerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, Stalked Researcher can attack...
Skorupi - 73/100 - Common from Diamond & Pearl: Stormfront, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Sachiko Adachi Card Text:[1] Stalk (10)The Defending Pokémon can't retreat during your opponent's next turn.[1G] Dangerous Claw (20)Flip a coin....