Roll.EXE is a prominent female NetNavi character in the Rockman.EXE (MegaMan Battle Network) anime and video game series. As Mayl Sakurai's NetNavi, she assists MegaMan.EXE and often provides support both in the digital NetBattles and to her operator. Roll.EXE is known for her caring and cheerful personality, often acting as a mediator among the Navis. She plays a vital role in the story, helping the protagonists solve problems and defeat viruses in cyberspace.