Invincibility:
Press X, Triangle, Right, Left, Circle, Up, Down(2), Right, Circle(2) during game play.

Extra damage:
Press X, Triangle, Right, Up, Right, Triangle, Circle, Right during game play.

Level select:
Press Up, Left, Circle(2), Left(2), Square, Down, Up, Circle at the main menu.

Level skip:
Press Square, Triangle, Left, Down, Right, Triangle, Right, Up, X during game play.

Burn everything:
Press Square, Triangle, Left, Down, Square, Circle during game play.

Goat mode:
Press Triangle, Right, Left(2), Circle, Triangle, Square, Right, Up during game play.

Ashes To Ashes: Killing the male:
The easiest way to kill the male is to hit the head with the tank bombs. Keep doing this and he will run away. Chase him and defeat him.

Dragons Termimus: Easy completion:
Power up your spit fire at the beginning. Shoot the very first with some charged fire balls to destroy it, then do the same to the back. The train will then stop. Free the dragons and destroy the rest of the train with your dragon friends.

Fallen Angels: Easy completion:
Go straight to the road immediately and follow it until you reach the helicopter. You will be instructed to stay with the convoy but it does not matter. Go there and wait for the convoy to arrive. This may take a while. While you are there, you need to protect yourself from the dragons, however this is easy. When the convoy arrives, you have to protect it. Then, lead them back on the road