There are some feature rich rom hacks with much larger size than most(any?) official game, but that fit into 128MB - for instance KOF98AE which adds content from The Taito Type X/PS2/Steam upgrade of King of Fighters 98 (more characters, music, etc):
Roms e Emuladores segunda-feira, 14 de junho de 2010. 'Double Dragon Q Boss Hack (Neo-Geo)' ddrbocd 'Dance Dance Revolution Best of Cool Dancers (GE892 VER. The Neo Geo has various unauthorized hacks of existing games available for the system. Add a photo to this gallery.
https://youtu.be/pCsoCWuXlik?t=6
Currently roms like this are partially playable on the core with some drawbacks, this one in particular has graphic and sound glitches.
I would not prioritize this over any bug fixing by any means, but it would be interesting to see it implemented in the future.There are some feature rich rom hacks with much larger size than most(any?) official game, but that fit into 128MB - for instance KOF98AE which adds content from The Taito Type X/PS2/Steam upgrade of King of Fighters 98 (more characters, music, etc):
https://youtu.be/pCsoCWuXlik?t=6
Currently roms like this are partially playable on the core with some drawbacks, this one in particular has graphic and sound glitches.
Neo Geo Rom Hacks Rom
Neo Geo Rom Hacks
I would not prioritize this over any bug fixing by any means, but it would be interesting to see it implemented in the future.