Demoniak is a single-player adventure game in which players guide four superheroes to prevent the evil Demoniak from entering our dimension by sealing his gateway. In this game, players can switch control between characters at any time and give them instructions, utilizing objects and weapons that can be passed among the characters to aid in their quest. It stands out with its interactive fiction style, emphasizing narrative and character interaction, and features a gameplay mechanic that allows seamless character switching and object sharing, enhancing strategic depth and immersion.