Mega Man Battle Network 4: Blue Moon

Capcom introduces the Soul Unison System where Mega Man is able to fuse his soul with that of a Navi that he encounters often. Blue Moon features Proto Man's Blues Soul, Aqua Man's Aqua Soul, Wood Man's Wood Soul and many others.

• Tournament style gameplay – The battle structure is based on lots that are drawn to determine who will challenge who, resulting in an endless combination of battles for expanded replay; Fight to win each game’s respective final tournaments- Red Sun and Blue Moon
• “Soul Unison” system – Allows players to utilize special abilities from opponents’ souls encountered in the tournaments
• “Dark Soul” system – Powerful, tempting chips that must be used carefully, otherwise Mega Man will be lost to the darkside
• Link cable support for competitive gameplay and battle chip exchanges
• Connect Red Sun to Blue Moon to trade Navis for expanded storylines
• 6 souls per game, for a total of 12 souls, that can be used in the “Soul Unison” system
• Enemies that are unique to each title and assorted battle chips for each version