Golden Gun:
Get 1 Platinum award. To activate, pause the game and press X, Y, A, X, Y.

Better traction:
Get 3 Platinum awards. To activate, pause the game and press X, A, A, B, Y.

Better battery:
Get 5 Platinum awards. To activate, pause the game and press X, B, B, A, X.

Double ammo:
Get 7 Platinum awards. To activate, pause the game and press X, X, A, X, Y.

Double damage:
Get 9 Platinum awards. To activate, pause the game and press X, Y, Y, B, X.

Full ammo:
Get 11 Platinum awards. To activate, pause the game and press X, X, Y, B, B..

Cloak:
Get 13 Platinum awards.

Full battery:
Get 15 Platinum awards.

All weapons:
Get 17 Platinum awards.

Unlimited battery:
Get 19 Platinum awards.

Slow motion driving:
Get 25 Platinum awards.

Unlimited ammo:
Get 23 Platinum awards.

Platinum gun:
Get 27 Platinum awards.

MI6 Combat Simulator and Survival Test:
Beat every level.

Thanks to Revolution readers Shaken and Goldeneye!