Your search for "Queen's Sensor Core 31/204" revealed the following:
Queen's Sensor Core - 31/204 - Rare (Foil) from Shimmering Skies, available at 401 Games Canada. Rarity: Rare Finish: Cold Foil Artist: Juan Diego Leon Card Text:[Symbol of Nobility] At the start of your turn, if you have a Princess...
Queen's Sensor Core - 31/204 - Rare from Shimmering Skies, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Juan Diego Leon Card Text:[Symbol of Nobility] At the start of your turn, if you have a Princess or Queen...