Star Ocean - Till the End of Time cheats and cheat codes for Playstation 2

Cave of trial bonus dungeon with 10 levels:
Finish the game once

Character explodes and deals damage:
Press Up, Up, Down, Down, Left, Right, Left, Right, 
(Circle X or X Circle, depends on refinement)

Battle Trophy Rewards:
Complete the indicated percentage of  the Battle Trophy Collection or
get th indicated number of trophies to unlcok rewards:

15% or 45 trophies: 2P color during the game.
25% or 75 trophies: Unlocks Universe mode when starting a new game 
40% or 120 trophies: Unlock 3P color during the game.
55% or 165 trophies: Unlocks music test.
65% or 195 trophies: Unlocks 4th dimension mode when starting a new game. 
80% or 240 trophies: Unlocks 4P color during the game.
70%: Unlock 4th Dimension Difficulty
95% or 285 trophies: Unlocks full auto mode in battles when starting a new game.
Note: Go to the status screen and press Triangle to access to color option.

Change Battle Music in Vs Mode:
As soon as you select a battle stage in Vs Mode, press and hold one of the 
buttons (R1, R2, L1, L2) before the battle stage loads. 

Norton's hideout code:
The code for Norton's hideout is "256".

Sphere Company 211 
Defeat Gabriel Celesta in Cave of Trials. Go to Floor 100 in Sphere Company 
211. There are 211 Floors. You will meet Valkyrie at Floor 210 and Iseria 
Queen is at the Last Floor. 

The Ancient Books  
Beat the Mudman. Go to west out of Peterny and then go to North to Surferio. 
Meet with Roger S. Huxley  and speak with him. He'll give you the Ancient 
Books. (if you agreed to take him along in Duggus Forest). 

Unlock Battle mode
Have Maria in your party. Finish the dungeon Aquatic Gardens Of Surferio.
Beat the Boss at the end of the dungen. You should find a chest. Get out 
Paracelsus's Table from the chest and take this item to Welch in 
the Craftsmen's Guild in Pterny to unlock Battle mode.