The Legend of Spyro - A New Beginning cheats and cheat codes for Gamecube

Infinite health:
First you need to pause the game play by pressing Start. Then, press 
Up, Up, Down, Down, Left, Right, Left, Right, L, L, R, R, Start. 
If the code is accepted, you will hear a sound.

Unlock Extras option and Elijah Wood interview:
Finish the game once to unlock the "Extras" option at the main menu, 
then go to the unlocked Extras menu to watch an interview with 
Elijahh Wood.

Beat Cynder:
Hit behind her head. After you are falling, use a breath to defeat Cynder.