This is probably the easiest exploit I've made so far, as all of the memory involved is static, and the data that is modified in the GCI isn't even included in the file checksum.
The repo can be found here, and the gci files can be found here.
NBA 2K3 Save Exploit
NBA 2K3 Save Exploit
TTYD Speedrunner
Re: NBA 2K3 Save Exploit
And another one
Louis can fire up his video capture equipment again 
Re: NBA 2K3 Save Exploit
The game arrived yesterday but I didn't have the energy to record until today =(
USA save exploit demonstration: https://youtu.be/5S75U5Oy5f8
Edit: For some reason, YouTube has detected copyright music in the song and it is blocked in some countries. I reuploaded it to Vimeo if you are unable to watch the primary video: https://vimeo.com/1166184739
