City Crisis

To unlock the Bat and Pork helicopters, beat all of the rescue missions.

To unlock what is known to the Germans as "Chase Car Mode" earn an A rating on all missions and an S on the Bus Chase.

Achieve an S rating in Final Rescue Mode to unlock Disaster Mode.

To unlock the Final Rescue Mode, earn an S rating with the Sports Car.

Finish all the chase missions to unlock Time Attack mode.