And...UPDATE! Yes, it includes an updated skin, an updated hex for use with the Ghost Anti-Unko, a sneek peek of how the Ghost comet SHOULD look but doesn't, because I suck (hey, I'm just trying to make this re-release sound interesting and worthwhile :P), but most of all:
(http://img253.imageshack.us/img253/5822/newreleaseyw7.jpg)
IT'S A TWO-PACK! The one on the right is the "original" Anti-Unko, storywise. The one on the left is the modernised version, when he gets annoyed that he's nothing more than a clone, and tries to make himself "different" from Unkoman by shaving his beard and donning a darker, green and blue costume.