Myth & Roid (stylized in all caps) is a Japanese pop rock band centered around Tom-H@ck (guitars, bass, composer, production) and hotaru (keyboards, lyrics, story planning), featuring multiple vocalists. The band made its debut in 2015 with the release of its first single "L.L.L". The band's music has been featured in various anime series such as Overlord, Boogiepop wa Warawanai (2019), BBK/BRNK, Saga of Tanya the Evil, Cautious Hero: The Hero Is Overpowered but Overly Cautious, Made in Abyss, Isekai Cheat Magician and Re:Zero − Starting Life in Another World.