I just made an experiment where I mashed-up "Pocket Platformer" with my own "SMS-Puzzle-Maker" using Claude.
After a bit of pushing it towards the right path, the results are surprisingly playable!
Page on itch.io: https://haroldo-ok.itch.io/pocket-platformer-sms
Github repo: https://github.com/haroldo-ok/pocket-platformer-sms
Menu option:

The editor:

The exported Sega Master System ROM running on an emulator:

