Octous

Octous was a male stormtrooper that served in the Galactic Empire. He continued to serve the empire after the battle of Endor until he was fatally injured after a battle with Luke Skywalker. Luke cut off both of his arms and his legs, and burned his skin off.

Cybernetics
Only Octous' rib cage, vital organs and head were made into his cyborg suit. His first suit had six arms and two legs. He was no longer TK-891453. The force ghosts of Darth Revan and Darth Bane had declared him "Octous," meaning "Eight Limbs."