Rift Standard Edition is 70% off direct from Trion. Unfortunately it doesn’t come with a free month of game time. What you can do is sign up for the free 7 day trial and then upgrade to a paid account.
Rift = $4.99/£4.99/1,99€
The deal ends Oct 9th.
This is an MMO so there will be monthly fees. Rift has an 84/100 metascore.