RCR Super Pass is as close as you can get to anything that's like the Epic Pass. It's not nearly as cheep, and it's supporting RCR, but hey... it's what it is.
https://secure.skircr.com/pass_types/index.aspx?prod_id=1&js=1&season=13
or for a few hundred bucks cheaper you can get the same thing minus Lake Louise.
https://secure.skircr.com/pass_types/index.aspx?prod_id=20&js=1&season=13
and there was this deal with Lake Louise, but the deal ended two days ago.
http://www.skilouise.com/louise_cards.php
so that's no good anymore.