If you're talking about Laxius
Power, then I don't think V 1.3 was ever made, if that's the one that promised to finish certain areas, like that lake area comes to mind. Indy probably just focused on LP2 instead. You can get the newest version (1.2?) here:
http://www.laxiusgames.org/phpbb3/viewt ... 823#p74823If you're talking about Laxius
Force the sequel, I.E. Laxius Force 2; you'll want to pick up the newest version, which is 1.6:
http://www.aldorlea.org/officialsite/in ... s&Itemid=3