"Megaman Battle Network 4 Blue Moon" is a video game released for the Game Boy Advance (GBA) in 2003. It is the fourth installment in the "Megaman Battle Network" series and follows the adventures of protagonist Lan Hikari and his digital partner Megaman.EXE as they battle through a virtual world to stop various cyber threats. The Blue Moon version of the game includes exclusive content such as additional bosses, viruses, and battle chips.
