I can’t believe you used GBDK for this gamejam, that’s so cool! This is the first game I’ve seen run on hardware without using GBStudio!
Viewing post in Elsie's Out of Potions jam comments
The only other non-gb-studio game I've found (so far) is this one: https://shadowsora211.itch.io/cats-and-spooks I think it is built on the ZGB framework (which I ~think is some common state management on top of gbdk). thank you for taking a look!