Updated the game with support for saving game progress and returning from there on next time your want.
You can find the video here: https://youtu.be/8RPPX8Pq8Ew
You can find the Arduboy format here: https://github.com/JacosteCode/ArduIndy/blob/master/ArduIndy.arduboy
You can find the code here: https://github.com/JacosteCode/ArduIndy/blob/master/ArduIndy_2_50.ino
I hope you enjoy the game… Cheers Jacoste