I'd say Lonesome Dove. Costner was good with the lever gun in OR though.
And you'd say correct. And what's better than Tombstone?
Open Range was childish. What was up with that little Spanish kid? They couldn't find an American actor? And Annette Benning didn't fit. AND the fat Irish bad guy. Bah. Almost as bad as Silverado.
Duvall save it, of course, as he does.