 Near the end, Geo discovers that Doctor Vega and her accomplice Hollow are manipulating Geo to use the OOPArts for the revival of Mu and the devastating force known as Le Mu.But Mega Man combines the three OOPArts together, forming Tribe King, and uses this new power to stop Le Mu and seal Mu once more.The series premiered November 3, immediately after the original series' conclusion, and concluded March 29, 2008.