You most likely need the neogeo. Sengoku 3 is now working, I use the decrypted files c1-c4,s1 from WinKawaks. Night Warriors: Darkstalkers Revenge Euro Super Sidekicks 4: The Ultimate 11 Misses rasters. Some light has finally been shed on how the encryption keys are uploaded to CPS2 'b' boards.
nest...