“Your father’s Peacemaker. Not as clumsy or random as a flintlock…”

Over in this RPGnet thread, Thornhammer rethemes an old favorite as a part of the Old West. His words:
New Hope County, southern Arizona. Looking at an invasion by some unpleasant Federal Government types, led by US Marshal Garth Vader. He wears black.
They’re looking for the runaway daughter of a US Senator who is thought to have escaped Out West with the plans for a new federal gold reserve. Why did she steal the plans? Who knows? She’s been captured and is being held in Estrella Muerte, an old fortress along the Mexican border.
An old prospector and a young hotshot cowboy roll into Los Eisley on a lazy summer day, looking for transport out to Estrella Muerte…