Figured an update of the numbers might be in order:
* Joker = 55 votes (+8)
* Riddler = 52 votes (+6)
* Scarecrow = 44 votes (+5)
* Ra's al Ghul = 41 votes (+6)
* Catwoman = 38 votes (+6)
* Poison Ivy = 33 votes (+2)
* Bane = 33 votes (+5)
* Two-Face = 33 votes (+5)

And adding a few others who are closing in,
* Harley Quinn = 30 votes
* Mr. Freeze = 30 votes
* Penguin = 27 votes