“Dust and Bones” is a Season 13 episode about snake people. Well, snake person. She’s on a rampage and it’s up to the BAU to stop her. Meanwhile, Luke Alvez reconnects with his estranged-ish crippled friend Phil “The Brick” Brooks. You’ll be surprised how Alvez bridges their gap. Besides that, it’s business as usual at the Deliver the Profile offices. Some riffs, some laughs, a lot of expletives. Enjoy it.