In anticipation of Eminem’s forthcoming Shady XV double-disc album, which celebrates Shady Records’ 15th anniversary, Slim Shady has orchestrated a cypher to showcase those on the label. One of the discs on the project will be comprised of new songs from those on the roster, so for those unfamiliar, this is a great opportunity to get acquainted. Check out the 18-minute long cypher session featuring Eminem (in which he snaps), Slaughterhouse, Yelawolf, and more above.

Related: The Best Eminem Freestyles