Blade Dragon Slayer Magic

Blade Dragon Slayer Magic (火の滅竜魔法 Hi no Metsuryū Mahō) is a Caster Magic, Lost Magic, and a type of Dragon Slayer Magic that utilizes blades.

Description
Blade Dragon Slayer Magic allows the creation and manipulation of blades. Kyria obtained this magic from devouring (presumably) a blade dragon. Not many details are known.