Guns and horses, spurs and whiskey! Jonah Hex has made a living using those weapons to become the greatest bounty hunter in the old west. But when a strange man clad in gold with force fields, lasers, and the ability to fly drops into the past, Hex's mettle and grit will be tested as never before. The time traveling member of the Justice League, Booster Gold, is featured in All-Star Western Volume 4, written by Jimmy Palmiotti and Justin Gray. It collects All-Star Western issues numbered 17-21.