Hametsu no Madou Ou to Golem no Ban Kisaki
The Sorcerer King of Destruction and the Golem of the Barbarian Queen·破滅の魔導王とゴーレムの蛮妃
A magical ritual intended to summon a powerful figure destined to cause destruction instead produces a nameless boy from another world. Though lacking memories, he possesses extraordinary abilities. Uninterested in bringing about ruin, he experiments with his powers and accidentally creates a formidable companion to protect himself.