ThaiGrocer's Save file for GTA: Chinatown Wars. ROM for GTA: CW was changed with V2 ROM hack, the one that came out before the AR Code Release.M3 Simply .sav file, firmware v1.14
Or when your player dies, you can say in code, if enemy exists, do nothing, but if enemy does not exist, then create enemy at certain spot. (This would be a pain tho for lots of emeies)