ProtoMan.EXE

ProtoMan.EXE, known as Blues.EXE in Japan, is a NetNavi from the MegaMan Battle Network series operated by the ace NetBattler Eugene Chaud (Ijūin Enzan) and rival of MegaMan.EXE. ProtoMan specializes in swords and uses many sword-type BattleChips. ProtoMan appears in many stories of the Battle Network series, but the player can only play as him in MegaMan Battle Network 5 and MegaMan Battle Chip Challenge.