Chillin’ in Another World with Level 2 Super Cheat Powers — S1 E6 - Hiya, Djinn of Light and Darkness

Hiya, the djinn who commands the origin of light and darkness, appears out of nowhere and attacks Flio. Fenrys is gravely injured protecting him, sending the normally peaceful Flio into a rage as he unleashes his own immense power upon Hiya.