Countdown: Arena is a four-issue American comic book mini-series published by DC Comics. Written by Keith Champagne with art by Scott McDaniel, that ran for four weeks in December 2007. Spinning off of Countdown, the series features Monarch (Nathaniel Adam) as he organizes battles among various characters from the 52 Earths of the Multiverse. He then adds those he deems worthy to his army, in preparation for a battle against the Monitors. Monarch seeks to build a powerful strike team, specifically it seeks powerful alternates for Superman, Batman, Wonder Woman, Green Lantern, the Flash, Blue Beetle, Nightshade, Starman, and the Ray to compose the squad.