Serpent Callers seem to be a decently sized thing in bilgewater. They are talked about in Explore The World in Act III of Burning Tides or whatever. It would be cool to see a champion based off of something like that. Do you guys have any ideas?
http://news.cdn.leagueoflegends.com/public/images/articles/2015/august_2015/BWO/BW_BurningTides_embedded.pdf if you scroll all the way down you'll see one of the ''pillars'' they use to call upon serpents, as mentioned you also see some sort of design for what might be a new champion screenshots here -> http://prntscr.com/83bj1e -> http://prntscr.com/83bjfd -> http://prntscr.com/83bjrj (act 3 pillar)
