The following are known Action Replay Codes for Sky Odyssey on Sony Playstation 2 (PS2). These codes were also known as GameShark Codes and in most cases will work on both devices.

Device Compatibility: Action Replay & GameShark (Version 1 & 2)

Master Code – Must Be On
EC879804 1456E60A

Infinite Fuel
4CA2E6DE 145625DD

All Rings Complete
4CBFC24C 1456E781

All Graphics Open
3CAFE9B8 1456E70C
3CAFE9B9 1456E70C
3CAFE9B6 1456E70C
3CAFE9B7 1456E70C
3CAFE9BC 1456E70C
3CAFE9BD 1456E70C
3CAFE9BA 1456E70C
3CAFE9BB 1456E70C
3CAFE9C0 1456E70C
3CAFE9C1 1456E70C

All Map Pieces
3CAFC285 1456E722
3CAFC282 1456E723
3CAFC283 1456E71E

All A/C Unlocked
4CAFC320 14566626
4CAFC31E 14566626
4CAFC324 14566626