I-No (Japanese: イノ, Hepburn: Ino) is a fictional character in Arc System Works's Guilty Gear video game series. She first appeared in the 2002 video game Guilty Gear X2 as a boss. In the series, I-No is one of That Man's servants and often serves as an antagonist. She fights with an electric guitar, and she also wears a sentient witch's hat that can fire projectiles. In Guilty Gear Strive, it is revealed that I-No is an alternate timeline version of Megumi (めぐみ), Axl Low’s girlfriend.