RIFT's Storm Legion expansion? First you should read our hands-on preview. After that, you might want to consider jumping on board for the open beta test that begins November 2nd and ends on November 7th.
Trion has issued a press release noting the time frame and procedure for taking part in the expansion's final test phase. You'll need to create a beta account and download the client. You can either create a new character or transfer your live server avatars to the beta environment. The testing concludes on November 5th, and Storm Legion releases on November 13th.
[Source: Trion press release]