Enter the codes during gameplay:
| Start, Start, Y, Start, Start, Y, B, A, B, A | 100,000 Opals |
| Start, Start, Y, Start, Start, Y, X, B, X, Y | Sly's Rangs |
| Start, Start, Y, Start, Start, Y, Up, Down, Left, Right | Mark Objects with Skyline |
| Start, Start, Y, Start, Start, Y, X, B, X, A | 4 Bunyip Keys |
| Start, Start, Y, Start, Start, Y, B, X, B, X | First 8 Rangs in Burranmudgee Town |