pacnsacdave at the left = Not perfect but real, middle is an original title, and at the right is MypkaMax = Mock up.
What do you think is better ? Left or Right ?
There was a unreleased Game Boy version and Neo Geo Pocket Color - Rockman Battle & Fighters (160x152 resolution size):
And dont forget Sega Game Gear (Never released in Japan and Europe)
Mega Man (160x144 resolution size)