Shield
Or, a chevronel Gules, in base a dragon's head erased Vert.
Crest
That for the regiments and separate battalions of the Mississippi Army National Guard: On a wreath of the colors Or and Gules, a slip of magnolia full flower with leaves Proper behind a trident Sable.
Motto
WE CAME TO FIGHT.
Shield
The shield is yellow (gold) for Armor. The up-thrusting chevronel and the armored dragon's head refer to the aggressive and armored characteristics of the Regiment.
Crest
The crest is that of the Mississippi Army National Guard.
The coat of arms was originally approved for the 198th Tank Battalion, Mississippi National Guard on 7 December 1951. It was redesignated for the 198th Armor Regiment, Mississippi Army National Guard and amended to change the symbolism on 13 June 1962.