When you complete the following tasks the corresponding bonus will become unlocked.
Aim Cut Payment           - Perform more than 15 Adrenaline Bursts.
Alice Bug Payment         - Don't take any damage from bugs.
Beam Payment              - Avoid ALL of Dolly's laser attacks.
Beast Payment             - Don't get hit by the big spiky enemy.
Bend and Stretch Payment  - Squat at least 20 times.
Blood Payment             - Absorb over 100,000 fl. Oz. Of blood.
Destruction Payment       - Defeat ALL enemies.
Exhumation Payment        - Find ALL the vintage wines.
Gentleman's Payment       - Don't take any damage.
Ghost Payment             - Clear the stage without defeating many enemies.
Guard Break Payment       - Perform at least 30 Guard Breaks.
Head Shot Payment         - Perform at least 15 Head Shots.
Just Guard Payment        - Perform at least 15 Just Guards.
Obliteration Payment      - Use the Sub Weapon less than 50 times.
Overheat Payment          - Clear the stage without overheating the turret even once.
Rescue Payment            - Avoid ALL of Tokio's bullets.
Revenge Payment           - Attack only David.
Scarlett Payment          - Meet Scarlett 3 times.
Shadow Demolition Payment - Kill at least 15 Women's Shadows.
Stun Allowance Payment    - Do not get stunned by the Skyplane's beam plasma.
Toughness Payment         - Clear the stage without dying.