Xenophon Harkimo

Xenophon is a colleague of Angel in the workshop. Having the title of master inventor taken away by him by Angel, Xenophon has had a bitter relationship with him since the very beginning. However, their relationship improves as they both cooperate to develop a weapon to defeat the titans. He invents the prototype to the blades used to slay titans using Iron Bamboo, the only material able to cut through Titan skin.