totally forgot about this but for context: William didn't take very kindly to another "King Boo" stealing his spotlight in the mario movie lmao
He only calls Steve by his real name Vincenzo when he's angry oop-
"Fun fact:" William smokes very veeeery rarely. He has a problem with drinking, not smoking. However when he's doing really awful- yeah you see where this is going huh?
Not ship art, this in an AU