Well, I was on Neogamma R9 and noticed an option for gamecube ocarina. I searched for gamecube codes online, but most of them are like this:
XMWH-912A-OPGHG
V4JC-JB0K-ZKQW9
3BD8-VCYT-MP0D6
Since they are 'action replay' codes for the gamecube, how do I make them work on Neogamma?