Spirits and Spells GBA Video Game Boy Advance NintendoGameboy Advance non oem reproduction Spirits and Spells video game cartridge. Game cartridge comes with a plastic protective case. Spirits and Spells (known as Castleween in Europe) is a Halloween themed action platformer developed by Magic Pockets for the Game Boy Advance. Story and Characters The game follows two children, Alicia and Greg, who venture into a spooky forest on Halloween in search of a house filled with candy. They fall into a trap set