"All aboaaaaaaaaaard the hype train!"

That alone sells the skin for me. That said, I do dig the skin's... Backstory, as best as I can tell. Basically, he was the prototype before Mecha Aatrox, Malphite and Kha'zix were made, and was deemed too unstable and flawed so they tried to shut him down... Then he murdered them all and is now trying to destroy the other three to prove his superiority as a machine.