Game Cheat Code, Tips and Hints for: Metal Slug X – Playstation 1 – PS1
Mission select
Complete arcade mission mode to unlock mission select in arcade mission and another mission modes.
Chat mode
Select Combat School and while it is loading, press Square until a menu appears. An instructor will ask if you want to chat with her.
Combat School rankings
Rank Points
Private – 100+
Private 1st Class – 150+
Corporal – 200+
Sergeant – 250+
Staff Sergeant – 300+
Sergeant 1st Class – 350+
Master Sergeant – 400+
Sergeant Major – 425+
Warrant Officer – 450+
Chief Warrant Officer – 475+
2nd Lieutenant – 500+
1st Lieutenant – 550+
Captain – 560+
Major – 575+
Lieutenant Colonel – 600+
Colonel – 650+
Brigadier General – 700+
Major General – 780+
Lieutenant General – 890+
General Of Army – 990+
Super Devil 1000+