Start the decompilation efforts, and then re-compilation from your decomp first (The issue there, is that you don't really know or have access to whatever compiler The devs used for their game).
Dream about modification and features later.
Those take time ya know. Perhaps, way longer than what all the previous "recreation attempts" assumed so.
There's a feather of hope with a group actually reimplementing gamemaker to 3DS to have a proper "port/player" for the game which is more...
And then, stopped working on it. It wasn't a port, it was a recreation. The 3DS was never capable to running Mario Odyssey. Plus, there's no easy way to "port it" due to the lack of source-code.
I did. And I liked it. But was still wondering about the rest of the game. The only game I've pre-ordered or bought day one was Watch_Dogs (And you know how it was on PC), Grand Theft Auto V (Couldn't play for 3 month on PC due to a Social Game...
I noticed you submitted Xeno Crisis with my cobbled-together system. Thank you. I've incorporated it onto the site. I also took your data from here and incorporated Serious Sam as well. I removed Sickwater64's request for Next Encounter since it...
If you follow https://3ds.hacks.guide/ it will be fine.
If you don't, it won't. Even worse if you follow a video or a "ready-made package".
Feel free to ask on their Discord for advice or questions during the process, the communuty over there is...
https://gamebanana.com/mods/658346
If it isn't there, you have the mod diles to edit for the color. Do note that, there isn't a "your color". The game always just move you to a random color in matches, so you may be playing for the opposite...