I have two (2) games to test whether saving works or not.
WarioWare Inc. (2003/SRAM)
M&L - Superstar Saga (2003/EEPROM) but I've already SRAM patched this one via GBATA.
So I did this setup but to no luck, data retention on the SRAM still doesn't work.
However, I found out that lesserkuma's...