"This war is just beginning," John Dutton says in the explosive new trailer released Tuesday for the second half of "Yellowstone" Season 5, His presence is remarkable because Kevin Costner, who has played the Yellowstone Ranch patriarch since the Taylor Sheridan series began in 2018,

Kevin Costner's patriarch John Dutton says it's "time to remind them" who "runs this valley" in the first look at the show's final episodes