Guest 1337 MS4

MS4 means MileStone 4 or MileStone IV. MS4 Guest 1337's appearance: SERGEANT MAJOR OF THE ARMY. MILESTONE I (LV 25) RANK:PRIVATE FIRST CLASS MIELSTONE II (LV 50) RANK: CORPORAL MILESTONE III (LV 75) RANK: SERGEANT MILESTONE IV (LV 100) RANK: SERGEANT MAJOR OF THE ARMY