The idea for this guy is he repurposed armor that he collected off of a high valued bounty. Probably an Imperial Bodyguard of some sort. Designed this sometime in Funny how similar the helmet looks to the shadowtroopers in Rogue One!
Muay Thai knee strike refers to fighting and also the eight limbs. In Muay Thai the eight limbs are very vital as they are the key to fighting, this picture shows the knee limb which connects with the piece of work that I am doing. The layout of this knee