Mega Man Battle Network 4

In 'Mega Man Battle Network 4', players join Lan Hikari and his NetNavi, MegaMan.EXE, as they battle against the nefarious Nebula organization and their leader, Gospel. The game introduces the "Custom Gauge" system for improved combat strategy and features a tournament format that pits players against rivals in intense battles. New features, including the ability to fuse with other Navis, expand gameplay options.