METAL SLUG X UNLOCKABLES
1st Lieutenant
550+ Required points for the Combat School rankings
2nd Lieutenant
500+ Required points for the Combat School rankings
Chief Warrant Officer
475+ Required points for the Combat School rankings
Warrant Officer
450+ Required points for the Combat School rankings
Sergeant Major
425+ Required points for the Combat School rankings
Master Sergeant
400+ Required points for the Combat School rankings
Sergeant 1st class
350+ Required points for the Combat School rankings
Staff Sergeant
300+ Required points for the Combat School rankings
Sergeant
250+ Required points for the Combat School rankings
Corporal
200+ Required points for the Combat School rankings