I see only some nice story-changing hacks (like a FF7 NES version and a FF2 SNES version).
Dragon Quest+ is a famous one that looks good. A lot of people also said good things about Dragon Quest: Legacy of the Lost. There a list of others here
There are several ones. Search about Solarus and...
I completed! Very very simple game, but very beautiful, with nice (also small) puzzles.
The world is populated with a lot of details for a small game. I found some dialogs, specially the news, very funny! The bookshelf pages needing to return into house were a bit annoying. I solved the rock...
I tested right now at a clear v21.1 in a NPC at Lappet Town and when I select (and confirm) Leaf (the female character), I changed into Leaf. This should be working, looks like something that you changed. I suggest testing in a vanilla v21.1.
The line 'pbChangePlayer(result+1)' after 'somename' will crash the game, since game doesn't know what is 'result', so remove this line at this place. After this change, did you can at least change between first and second player? This should be working.
I became the champion with 4:20 of playtime. After the end I made a Deck full of promotional cards. Anyway, great job for a jam! I never imagined that I gonna enjoy so much a game just about Triple Triad!
Increasing the screen size for using battlers rather than pokémon icons was a neat idea...
Maybe this script isn't compatible with one of these scripts. It is compatible with Size Comparison (at least the version at this date). To make sure that these scripts are the issue, test in vanilla essentials.