Cheats
Enter the codes in-game to acheive the desired effect. Directions are entered on the cross pad. (Codes can also be entered while paused.)

All Weapons	Right, Left, Up, Down, A, Up, B, A
Equips Stealth Weapons	Right, Left, Up, Down, A, Up, Right, Right
Explosive Bullets (and Slow-Mo Deaths)	Right, Left, Up, Down, A, Up, Left
Full Health	Right, Left, Up, Down, A, Up, Down
God Mode	Right, Left, Up, Down, A, Right, Left, Right, Left
Hitman Ali - Shot Enemies Fly Into The Air	Right, Left, Up, Down, A, Up, Up
MegaForce Lethal Charge - One Hit Kills	Right, Left, Up, Down, A, Right, Right
Nailgun (and No Gravity)	Right, Left, Up, Down, A, Left, Left

Unlockables
Ballers SD - Get a Silent Assasin award on any level

M4 - You have to earn the Silent Assasin ranking on the St. Petersburg missions. Once you complete the mission ''Invitation to a Party'' you will unlock the M4.

Sawed-Off Shotgun - Succesfully complete any mission with silent assassin for the second time and you will receive the gun in your cabin but it can't be from the same mission.