Mega Man Star Force: Pegasus, Mega Man Star Force: Leo, and Mega Man Star Force: Dragon are 2006 action role-playing video games developed and published by Capcom for the Nintendo DS handheld video game console; combined, they are the first game in the Mega Man Star Force series, a sub series of the greater Mega Man franchise—and a follow-up to the Mega Man Battle Network series. It takes place in the years of 220X, in which technology has advanced to the point where the world is now connected through EM waves.
https://en.wikipedia.org/wiki/Mega_Man_Star_Force