The source provides an extensive overview of the Yellowstone universe's expansion following the flagship series finale, focusing specifically on the upcoming spinoff, Y: Marshals. This new show, set to premiere on CBS in early 2026, stars Luke Grimes as Kayce Dutton, the former ranch hand who transitions into an elite U.S. Marshal in Montana after selling a portion of the ranch. The article details the procedural nature of the series, which blends Western action with the psychological toll of law enforcement, differing from Yellowstone's family drama. Furthermore, it covers the show's production details, including its move to broadcast television, the involvement of Taylor Sheridan and showrunner Spencer Hudnut, and the return of key Native American actors, Gil Birmingham and Mo Brings Plenty. Ultimately, the text positions Y: Marshals as a significant pivot in the "Sheridan-verse," showcasing Kayce’s journey for redemption and purpose beyond the ranch's legacy.