Mega Man III - Game Boy - happened in 1992.
Mega Man IV - Game Boy - happened in 1993.
Mega Man IV - Game Boy - was created on 1993-10-29.
Mega Man V - Game Boy - was created on 1994-07-22.
Mega Man III - Game Boy - was created on 1992-12-11.
Mega Man - video game - happened in 1987.
Mega Man - Game Gear video game - happened in 1995.
Mega Man Zero - video game - happened in 2002.
Mega Man Battle Network - video game - happened in 2001.
No.There is a game called mega man and bass which you can play as mega man or bass
For me, the easiest Mega Man game is Mega Man 2. However, I have heard that Mega Man Zero 4 on Easy Mode is even easier.
Mega Man Universe happened in 360.