Magane seems like an ordinary boy until the day that he realizes that he can make a sword out of his own shadow. However, he must be careful about using the sword too often, or his shadow will swallow him. There are other people with this ability, and opposing them is a group of people marked with an ominous seal, who are able to wield swords of light. Will Magane be able to figure out what's going on, and use his power responsibly? (from mangaupdates.com)

Playtime is over! Be it monsters, goblins, dragons, or female knights, I will turn you all into ashes! After a decisive battle with his eternal rival Kyo Kusanagi, Iori Yagami got transported to another world. In these unknown lands, Iori ends up saving a female knight named Altena... An unexpected story! KOF‘s popular character, Iori Yagami, will burn the world of Isekai with his purple flame! *Note: Includes 2 extra chapters.*

Playtime is over! Be it monsters, goblins, dragons, or female knights, I will turn you all into ashes! After a decisive battle with his eternal rival Kyo Kusanagi, Iori Yagami got transported to another world. In these unknown lands, Iori ends up saving a female knight named Altena... An unexpected story! KOF‘s popular character, Iori Yagami, will burn the world of Isekai with his purple flame!