Although I tried using the extracted arcade files with MAME, I was unable to get it to work.
Using this method to extract ROMs also extracts some arcade files. Both ROMs appear to work fine regardless. matches after being trimmed to the right size, but Ristar doesn't seem to match anything online even after trimming to the correct size. All 26 of the 28 ROMs match ROMs in No-Intro out of the box. You can move them into one folder and name them correctly if you wish, and you may want to at least change the file extension from. Note that there are six folders that do not contain a Genesis ROM this is because they are arcade games, not Genesis games. Some of these are Genesis ROMs some of them are not, but generally the biggest file in a folder is the ROM. When the extraction process is done, you can open the ROMs folder and find several. SR files are not extracted, even though the ROMs are.
The extraction process takes some time, and many errors will appear, because much of the. bat file, and offzip will put several files into each folder in the AE, FR, and SZ folders within "ROMs".
bat (You will have to check "File name extensions" in Windows file explorer if you've never done this before.).
Offzip.exe -a 0CLASSIC\SZ\ZAXXON.SR ROMs\SZ\ZAXXON 0 Offzip.exe -a 0CLASSIC\SZ\VFIGHT2.SR ROMs\SZ\VFIGHT2 0 Offzip.exe -a 0CLASSIC\SZ\VECTMAN2.SR ROMs\SZ\VECTMAN2 0 Offzip.exe -a 0CLASSIC\SZ\VECTMAN.SR ROMs\SZ\VECTMAN 0 Offzip.exe -a 0CLASSIC\SZ\TACSCAN.SR ROMs\SZ\TACSCAN 0 Offzip.exe -a 0CLASSIC\SZ\STHUNDER.SR ROMs\SZ\STHUNDER 0 Offzip.exe -a 0CLASSIC\SZ\SOV.SR ROMs\SZ\SOV 0 Offzip.exe -a 0CLASSIC\SZ\SONIC2.SR ROMs\SZ\SONIC2 0 Offzip.exe -a 0CLASSIC\SZ\SONIC.SR ROMs\SZ\SONIC 0 Offzip.exe -a 0CLASSIC\SZ\SHINOBI3.SR ROMs\SZ\SHINOBI3 0 Offzip.exe -a 0CLASSIC\SZ\SHINOBI2.SR ROMs\SZ\SHINOBI2 0 Offzip.exe -a 0CLASSIC\FR\RISTAR.SR ROMs\FR\RISTAR 0 Offzip.exe -a 0CLASSIC\FR\PSTAR4.SR ROMs\FR\PSTAR4 0 Offzip.exe -a 0CLASSIC\FR\PSTAR3.SR ROMs\FR\PSTAR3 0 Offzip.exe -a 0CLASSIC\FR\PSTAR2.SR ROMs\FR\PSTAR2 0 Offzip.exe -a 0CLASSIC\FR\KIDCHAM.SR ROMs\FR\KIDCHAM 0 Offzip.exe -a 0CLASSIC\FR\GAXE3.SR ROMs\FR\GAXE3 0 Offzip.exe -a 0CLASSIC\FR\GAXE2.SR ROMs\FR\GAXE2 0 Offzip.exe -a 0CLASSIC\FR\GAXE.SR ROMs\FR\GAXE 0 Offzip.exe -a 0CLASSIC\FR\GAING.SR ROMs\FR\GAING 0 Offzip.exe -a 0CLASSIC\FR\FUTURESP.SR ROMs\FR\FUTURESP 0 Offzip.exe -a 0CLASSIC\FR\FLICKY.SR ROMs\FR\FLICKY 0 Offzip.exe -a 0CLASSIC\AE\ECCOJR.SR ROMs\AE\ECCOJR 0 Offzip.exe -a 0CLASSIC\AE\ECCO2.SR ROMs\AE\ECCO2 0 Offzip.exe -a 0CLASSIC\AE\ECCO.SR ROMs\AE\ECCO 0 Offzip.exe -a 0CLASSIC\AE\DECAP.SR ROMs\AE\DECAP 0 Offzip.exe -a 0CLASSIC\AE\COMIXZON.SR ROMs\AE\COMIXZON 0 Offzip.exe -a 0CLASSIC\AE\COLUMNS.SR ROMs\AE\COLUMNS 0 Offzip.exe -a 0CLASSIC\AE\BONANZAB.SR ROMs\AE\BONANZAB 0 Offzip.exe -a 0CLASSIC\AE\ALTEREDB.SR ROMs\AE\ALTEREDB 0 Offzip.exe -a 0CLASSIC\AE\ALEXKIDD.SR ROMs\AE\ALEXKIDD 0 Offzip.exe -a 0CLASSIC\AE\ABEAST16.SR ROMs\AE\ABEAST16 0 :: Begin extracting ROMs using offzip lots of errors are normal. :: Begin by creating directory structure since offzip can't create directories on its own Next, create a text file (in that empty same folder), and put this in it:.
This tutorial will tell you how to extract the Genesis ROMs from a PS2 disc of Sega Genesis Collection. I got most of the information in this tutorial from the Sega Retro forums, but I had difficulty finding that page and so I figured I'd put the information here to make it easier to find.