Kingdom of Norse

The Kingdom of Norse or Kingdom of Noise was a technologically advanced civilization that once existed in the Konosuba world. They employed the Head Researcher to create weapons to fight against the Demon King, including the Destroyer and the Crimson Magic Clan. While in the anime the Head Researcher can create things with his mind, this in not mentioned in the Light Novel, implying that the Kingdom of Norse had the technological capabilities to create things like the Destroyer or the Bomber Maijininnin.