Personally, I think it would be something cool to see. Dishonored being one of my favorite games and set in a time period close to Sea of Thieves, it would make sense to see something like this if possible.
Cosmetics:
Corvo Attano's outfit - including his weaponry apart of the bundle (Folding Blade and Corvo's Pistol).
Whaler outfit (Daud's assassins) - including their weaponry, (Whaler Sword and City Watch Pistol)
