Demon Scorching Light ( 悪魔 ・灼熱 ・光 , Akuma Shakunetsu Hikari ) A spell native to the Runa Empire. Its roots are likely related to some form of religion as Runa is referred to 'Holy Runa' and the referral to a 'Saint', the clothing of quasi-inquisition group holding Arua and terminology used (such as "heathen").
Episode 11
Structure[]
"I implore the gods above, to endow thy servant with the Demon Scorching Light!" is the proper incantation.
Interestingly enough however, Ryner slightly alters the above incantation to "I implore the gods above, to bestow they servant with the Demon Scorching Light!", with the result being seemingly the same.