While it remains to be seen how Taylor Sheridan will write Costner off the show (besides Sheridan saying, "I don't do fuck-you car crashes," referring to the death of Patrick Dempsey's Grey's Anatomy character), the decision about why Costner isn't in Yellowstone anymore was reportedly his own.

Costner drama, here’s a rundown of the full story, or at least everything we know about where things stand with the Dutton family’s patriarch. Yellowstone is famously written by one lone man named Taylor Sheridan who will not accept help.