This is a 2 player hack for the NES version of Tetris. In order to accomplish this, the ROM was converted from MMC1 to MMC3. The PRG was expanded to have 2 additional PRG banks.
Also, a custom bankswap routine was added since no bankswap was present in the original ROM. The following features were added:
The archive also includes a .sav file for those who own a powerpak for the NES.
Tetris.nes
CRC32: 110A9ADD
MD5: 5C4AB6B03431F7298B19BCAB58E858F0
SHA-1: 865849AA2064AB38A5959116E697EBBFDA9F4795
SHA-256: A470D8CF85E7C9A32073EF56EE80963BE3D339BA7E36DBDF1EE30FDF09B09211