Bloody Roar 3
Enter the options screen from the main menu, then hold L2 and press Circle.
Play as Kohryu:
Play through arcade mode until you face Kohryu on stage 5. Defeat him to unlock him as a playable character.
Play as Uranus:
Play through arcade mode and defeat Xion without using any continues up to that point. Defeat Uranus to unlock her as a playable character.
Play through survival mode and defeat more than nine enemies to unlock extra mode in the options menu. Continue defeating more enemies in survival mode to unlock more survival games in extra mode.
Thanks to Revolution reader Robert Smith!