Mobile Suit Gundam: Crossfire - Amuro Ray

Char Aznable:
Successfully complete the Zeon campaign under the Very Hard difficulty then load the cleared saved game.

Fraw Bow:
Successfully complete a campaign under the Very Hard difficulty then load the cleared saved game.

Gundam:
Reach the "Warrant General" rank.

Kai Shiden:
Successfully complete a campaign under the Very Hard difficulty then load the cleared saved game.

Kampfer:
Reach the "Lt. Colonel" rank in the Zeon campaign.

RX-78-2 Gundam:
Reach the Colonel in the Federation campaign.