God Mode
At the options menu, switch the setting, ''Arrow Flash'', from ''Stock'', to ''Charge''.
When the story demo is over, wait for the demo of the gameplay to begin. Then press Start to start the game. Now, when you hold C for five seconds, you'll be invincible for about 10 minutes.
The Genie has more
Arrow Flash Cheats at CheatingDome.com.