He starts out as just a humble priest, still maintaining his Father Maxwell identity, but after helping his son take part in Operation Mythos, he still has his own part to play.
Jericho convinces his father to end his suffering, and Slade reluctantly kills him.
His focus is primarily on spreading the word on obscure anime, comic books, and games whenever possible.
That remains to be seen.
This gives Duo access not only to the Sweeper network, featuring other salvagers, but their parts as well, allowing him to work on the Gundams.
Indeed, , but he's terrified of becoming him.