This Avatar: The Last Airbender fan art contains
breastplate, aegis, and egis.
There might also be
armor plate, armour plate, armor plating, plate armor, and plate armour.
@Comic-Con International -Dark Horse Comics, Abrams Books, and Nickelodeon are thrilled to treat fans to a panel worthy of the Avatar! Join Avatar: The Last Airbender and The Legend of Korra creators and writers