Front Mission 1st:
Successfully complete the OCU story line to unlock Buren Wanzer for the OCU story line.
Successfully complete the USN story line to unlock TCK Assault Wanzer for the USN story line.
Successfully complete the game and save after the credits. Select the "Next New Game" option to begin with all previously accrued experience, skills, parts, and money. The "Sound Test" option will also be available. Additionally, depending on the number of the times the game has been completed and saved, the enemy HP is multiplied by the following amounts: