The shoulder plates look similar to the MJOLNIR GEN 2 Mark VI from Halo ... it has a brim sticking out of it. Master Chief's armor in Halo 3 was quite similar to Halo 2 but just slightly ...

Created by modder Palmaman33, the “Halo Master Chief Armor and MA5C Assault Rifle” mod brings the Spartan’s iconic Mjolnir Mark VI GEN 3 armour from Halo Infinite to Larian’s spectacular RPG.