Trauma Center : Under the Knife
Extra Missions
If you want to unlock the extra X missions, complete the game once and they will be under Challenge Mode at the title screen:
X1 : Kyriaki – Beat the game.
X2 : Deftera – Beat the X1 : Kyriaki mission.
X3 : Triti – Beat the X2 : Deftera mission.
X4 : Tetarti – Beat the X3 : Triti mission.
X5 : Pempti – Beat the X4 : Tetarti mission.
X6 : Parakevi – Beat the X5 : Pempti mission.
X7 : Savato – Beat the X6 : Parakevi mission.