Mega Man Star Force 2 Zerker X Ninja - Nintendo DS Two co-existing worlds - explore the real world in human form and transform into Mega Man to maneuver through the virtual "Wave World". Each game version offers a unique powered-up transformation of Mega Man based on the respective elemental powers and can unleash spectacular special attacks. Upgraded "Transfer" system - Add friends to your network via the Nintendo Wi-Fi connection to help each other in battles, share Battle Cards, and receive stat boosts and other special benefits. The more friends you have, the stronger you will become. Each character has their own customizable Personal Page in the game where Battle Cards and information can be viewed and traded with friends to compare progress.