Simply put, I'm curious as to who I could pick up for the few times my top/mid selection gets me mid and we REALLY need an AD midlaner, but I really don't enjoy playing those Assassins too much. So... Yeah. 
mid I know is a thing, but is there anybody else?
and surprisingly 
I've seen work.
In addition to the other comments:
Faker has played 
, but he's also Faker, so try at your own risk.
I've also seen 
and 
if you're really cocky
Noc KZ
I love both mid
I frequently play Jarvan mid And sometimes Irelia, Jayce, KhaZix, Riven
Sivir is pretty awesome as a midlaner. The spell sheilds takes on a whole new meaning. Jayce is a great top/mid ad champ
Are some of the best ones
good roaming and AP like burst. Also can become an off-assassin.
belongs mid. I'm not sure why people still take her top.
