If this five-disc, 20-episode, tenth season set really is the end of Stargate SG-1--and considering the number of reprieves the show has already had and the rumours of various movie spin-offs, not to mention the fact that the final installment is entitled "Unending," who knows?--then the folks responsible for this durable sci-fi series can be proud that they finished it off in style, with a run of episodes that are for the most part highly entertaining, exciting, and fun, offering resolution if not complete closure. And if sharks were jumped, at least they were small ones. As was the case in Season 9, and to a large extent in Season 8 as well, original series star Richard Dean Anderson is little in evidence here. Portraying Lt. Col. Cameron Mitchell, Ben Browder, who came to Stargate SG-1 from the underrated Farscape, is now entrenched as leader of SG-1, the Stargate project's ace team in the field, joining series veterans Amanda Tapping, Christopher Judge, and Michael Shanks (as Samantha Carter, Teal'c, and Daniel Jackson, respectively). Most notably, fellow Farscape alum Claudia Black has an ever-expanding role as Vala, whose cheeky wit and irreverence bring a consistent spark to the proceedings. The big, bad villains known as Ori are back as well. We still can't see them--they are, after all, "ascended beings," represented by the blind, monk-like Priors, who roam the universe intoning "Hallowed are the Ori" and ensuring that all will submit to their will (the element of scary religious fanaticism remains as relevant as ever). But the Ori are also still the most implacable, irresistible force our heroes have ever encountered; nothing less than the fate of the entire galaxy is at stake (again)! And now there's an added twist: the Ori have a frontwoman, if you will, whose powers make the Priors look like well, monks. Known as Adria (or "the Orici" to believers), this beautiful young woman (played by Morena Baccarin) also happens to be the daught