Special thanks to the whole Mega Man romhacking community, all composers and people that represent us.
Now here is a short list of the stars.

Intro : Mega Man V Remade - Intro (RushJet1)
Title : Shippu Mahou Daisakusen - Flag Race, remade by Wally Chantek (Never used in a hack!? Its simply epic. https://www.youtube.com/watch?v=q6CqSZl2GbA)
Password : Mega Man 5 - Gravity Man, remade by a groovy littlelamp100
Stage Select : Sonic 4 Episode 2 - Boss, remade by JX
Stage Selected : Mega Man X6 - Stage Selected, remade by JX
Weapon Get : You know it, and its not good even if you do.

Flash Man : Mega Man LL - Toxic Man (littlelamp100)
Air Man : Air Man ga Taosenai - (Team Nekokan), remade by Mark Therence for the 10th anniversary
Quick Man : Sonic Mania - Studiopolis Zone, remade by Shivam Dutt
Bubble Man : Shatterhand - Area B, (Natsume), remade by Doudou. Rockman Skype you will not be forgotten.
Heat Man : MAGMML 2 - Force Man (HertzDevil)
Crash Man : Mega Man X Corrupted - Highway (Dominic Ninmark), remade by Doudou
Metal Man : Rokko Chan - Jet Man (ASAGEN), remade by epic1sound
Wood Man : Dr.Mario - Fever
Boss : Splatoon - Splattack!, remade by JX

Wily 1 - Mega Man 3 The Battle of Gamma - Original Composition (DurfarC), remade by Doudou
Wily 2 - Mega Man Rock n' Roll - Rooftop Entrance
Wily 3 - Mega Man Infamous Intent - Gryphon Man (Deathro)
Wily 4 - Mega Man Rock Force - Circuit Man (Kevvviiinnn Stage 46)
Wily 5 - Kujakiller's Megaman 3 Odyssey - Glacier Woman (RRThiel + various gods)
Wily 6 - Super Contra - Mini-Boss theme,remade by WeaseL