seaweed monster. Destroyed by X Kick. Mach Achilles (9, 10, 21, 28, Movie) - An Achilles -themed turtle monster. Prometheus (10, 21, Movie) - A Prometheus -themed hyena monster. Destroyed by X Kick. Hydra (11, Movie) - A Hydra -themed eel monster. Destroyed by X Certain Kill Kick. Chimera (12, 27,