+ PS2 +
L2, R2, R2, L2, Left, Right, Right, Left, L1, R1, L2, R2, Start
Unlimited Magic

L2, R2, R2, L2, Left, Right, Right, Left, R2, L2, R1, L1 Start
Unlimited Health

L2, R2, R2, L2, Left, Right, Right, Left, R1, R2, R2, R1, Start
All magic at max. There is no confirmation sound to this cheat.

L2, R2, R2, L2, Left, Right, Right, Left, R1, L1, L1, R1, Start
Unlimited dragon time/slow motion (doesn't seem to work in dream levels? can anyone else confirm?)

L2, R2, R2, L2, Left, Right, Right, Left, L2, R2, R2, L2, Start
All feathers

Start, R2, L2, R2, L2, L1, L1, R1, R1, L1, R1, L2, L2, R2, R2, Start
Unlock Dark Spyro

+ WII +
1, Z, C, Z, C, +, +, -, -, +, -, C, C, Z, Z, 1
Unlock Dark Spyro