Your search for "Demona - Imperious Spellcaster 56/204" revealed the following:
Demona (Imperious Spellcaster) - 56/204 - Super Rare from Hyperia City, available at 401 Games Canada. Rarity: Super Rare Finish: Normal Artist: Maria Dresden Card Text:[Impetus Improvisus] Choose and discard a card — Chosen Gargoyle character gains Rush and Evasive...
Demona (Imperious Spellcaster) - 56/204 - Super Rare (Foil) from Hyperia City, available at 401 Games Canada. Rarity: Super Rare Finish: Cold Foil Artist: Maria Dresden Card Text:[Impetus Improvisus] Choose and discard a card — Chosen Gargoyle character gains Rush...