Myth & Roid (stylized as MYTH & ROID) is a Japanese musical unit signed to Media Factory. The unit consists of vocalist Mayu and producer Tom-H@ck. The unit made its debut in 2015 with the release of its first single "L.L.L". The unit's music has been featured in various anime series such as Overlord, BBK/BRNK, Youjo Senki and Re:Zero -Starting Life in Another World-.