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Playstation 2 - Gundam - Zeonic Front cheats

Different Styles:
Hold L2 + R2 and use X to select a MS. This will give you a different style of MS 

Unlockable List:
Access Simulator mission 6: Unlock all characters. 
Char Aznable: Get S Rank in Simulation Program 1 after beating the game once. 
Garma Zabi: Get an S Rank in Simulation Program 2. 
LC Garret Schmitzer: Beat the game once. 
RX-78-6 Mudrock gundam: Beat the game and complete Simulator missions 27 
through 31 with A or S ranks. 
Sayla Mass and Amuro in RX-78-2 Gundam: Beat the game.