has "_______.exe" any differences from the original one? because if it isn't (not able to check what's in gift.zip to verify that works), this would likely work for mac as well
It's in the OneShot repository: https://github.com/elizagamedev/mkxp-oneshot
The graphic change is very simple, shouldn't be hard to recreate.
But it's also not a big deal, because you won't be missing THAT much, and it's not worth the headache in my opinion.