Happy 31st Anniversary (and beyond) to Mega Man!
ROLL-CHAN for the Game Gear is now released!
Apply each patch to an unmodified ROM.
There are 3 types of patches:

  • Mega Man 1 Roll
  • Mega Man 8 Roll
  • Mega Man 11 Roll

Do not apply the patches over each other.

https://www.romhacking.net/hacks/4278/