Note:-  This cheat is also known as Soul Reaver 2

Unlock All Extras - At the Main Menu, press Left, Triangle, Right, Triangle, Down, Circle, X. 

Get Fire Reaver - After pausing the game HOLD R1 and press down, circle, triangle, up, right, circle

Bonus Material - Press the following keys at the title screen: left, triangle, right, triangle, down, circle, X.

Deafeating Dumah - Pull the 3 stakes out of him to bring him back to life. Lure him into the furnace room slowly, if  you move too fast, he will return to his room. Turn on the gas and hit the switch after he is in the furnace room. 

Defeating Zephon - Bring a torch with you. Run up to his bell, and swipe at the hole. He will attack with his leg and  get it stuck, hit his leg. Strike the egg hole to cause more damage. Any time he gets a leg stuck, hit it with the torch. If you hit the egg sack, he will die. You get the scaling walls ability. 

Defeating Rahab - Shoot out the windows. Use the force blast. After he dies, you gain the swimming ability. 

Defeating Kain - Wait for him to materialize, then hit him. He willappear behind you almost every time. You get Soul Reaver when he is finished. 

Defeating Kain - You need Soul Reaver to do damge. The spit forge refills your health. After you hit him, he will go to the next tier, keep hitting him.....until the last tier, one more hit and he's done for. 

Game Shark Codes:

(M) Must Be On 
EC8D06281440C244 

Flying Raziel Hold the jump button (X) to make Raziel fly, release X to allow him to fall. 
0CB14DE81456700C   1CB153B0D6FFC020 

Press L3 to become Invincible You'll need to deactivate Invincibility the first time you enter the Spectral Realm. Once youve regained your health in the Spectral Realm, and are able to shift back to the Physical Realm, reactivate Invincibility. Once this is done, youll be able to shift back and forth without any trouble. 
0CB14DE81456B00A   4CB63DFC1456E7A5 

Press R3 to turn off Invincible You'll need to deactivate Invincibility the first time you enter the Spectral Realm. Once youve regained your health in the Spectral Realm, and are able to shift back to the Physical Realm, reactivate Invincibility. Once this is done, youll be able to shift back and forth without any trouble. 
0CB14DE81456B010 4CB63DFC1456DFA5 

Reaver Modifier Codes The Reaver Modifier codes CAN cause problems if activated too early on in the game.
Some cinemas will lock up if you activate certain Reavers BEFORE you activate the forges!! If you've already activated all of the forges, they'll work fine. 

(Using these codes will also activate the Elemental Fonts found throughout the game, even if the forges are NOT active.) 
Now Raziel can use the Fire, Wind, Dark and Light Reavers in the spectral realm as well as the Physical Realm! 

Press L1 + D-Pad Up to Activate the Dark Reaver 
[SEE ABOVE NOTE] 
0CB14DE81456ACFC 4CB39F901456D7A5 0CB14DF41456ACFC 4CB39F901456D7A5 

Press L1 + D-Pad Right to Activate the Light Reaver 
[SEE ABOVE NOTE] 
0CB14DE81456ACEC   4CB39F90145607A5   0CB14DF41456ACEC   4CB39F90145607A5 

Press L1 + D-Pad Down to Activate the Wind Reaver 
[SEE ABOVE NOTE] 
0CB14DE81456AC4C   4CB39F90145627A5   0CB14DF41456AC4C   4CB39F90145627A5 

Press L1 + D-Pad Left to Activate the Fire Reaver 
[SEE ABOVE NOTE] 
0CB14DE81456AC8C  4CB39F90145667A5   0CB14DF41456AC8C   4CB39F90145667A5 

Matrix Jumps When Raziel Jumps, he'll freeze at the top of his jump, "Matrix Style". Tap jump several times to return to the ground.
The "Flying Raziel" Code WILL NOT work with this code active.