this wouldn't happen to be a subtle nod to the character Tsarmina Greeneyes from Mossflower from Brian Jacques Redwall series would it? I believe the soldiers in her army had shields just like the one you drew here.
WOMEN CANNOT AND WILL NOT SURVIVE IN A MANS' WORLD!!!! THEY HAVE DONE ENOUGH DAMAGE TO THIS WORLD ALREADY!!! FAR TOO MUCH FOR MY TASTES!!!!! FIRST IT IS PANDORA WHO FELL FOR THE BOX THING THE TROJANS THEY BET ON THE WRONG HORSES EVE BET ON THE WRONG SNAKES EVERYTIME, THE LIST GOES ON TILL ETERNITY, HELEN OF TROY COULDN'T KEEP HER DAMNED TOGA ON AND CAUSED TROY TA BE DAMNED FOREVERMORE AS DID HER LITTLE BITCH PRINCE PARRIS, THE RESULT TA THAT HAPPY ENDING, TROY GOT FUCKED AND SCREWED AT THE SAME YIME, THE BETTER BASTARD, HIS BROTHER, PRINCE HECTOR, WAS KILLED,WIVES LOST HUSBANDS' PEOPLE DIED, WOMEN, CHILDREN, OLD FARTS, OLD WOMEN, BABIES, ETC, ETC, ETC, ETC, ETC, ETC,ETC,