The standard roster in Bloody Roar 4 is missing several key fighters that can only be unlocked by grinding "DNA Points" in Career Mode. A "100% Complete" save file typically includes:
DNA points aren't just for unlocks; use them to purchase passive abilities, health upgrades, and even moves from other fighters. Bloody Roar 4 Save Game Ps2
Emulation also allows save states, but a native save file is more reliable. The standard roster in Bloody Roar 4 is