I agree with these posts, it did seem to come down a few dollars a couple years ago when the Aussie dollar was doing very well but prior to parity i'm sure it was about $30 and $49 for deluxes and voyagers. rrp anyway with Kmart and big W always selling for less.
As noted in the other topic, the main Hasbro America site has now been overhauled to reflect this year's movie theme... which has filtered through to the Australian part of the site as well.
Check out the product pages on both sites for quite a few more additions, including some licensed items.