AMX-4 Active Status Country Allegiance Branch Type Role Size Part of Garrison Nickname Patron Motto Colors March Mascot Anniversaries Equipment Battles Decorations Battle honors Commanders Notable [Source] • [Talk] AMX-4 is speculated to be a UNSC close air support group. Its only appearance is on the wing of the UH-144 Falcon. It should be noted that AMX-4 stands for Alpha Mikey Xray Four.