There might be a version earlier than the version posted. Rylee (Buyog) has 3 versions on her site. The first version with no version number, and version 1.5 and 1.6.
Alll 3 versions of Ice and everything else that she released (including the private Red Lantern Hal that was given to prize winners back the the old scruffy days) is available from her index of uploads here: http://www.buyog.com/MUGEN/zip/