Countdown: Arena is a four-issue American comic book mini-series published by DC Comics. Written by Keith Champagne with illustrations by Scott McDaniel, it was released over four weeks in December 2007. The series is a spin-off from Countdown, and features the character Monarch (Nathaniel Adam) organizing battles among various characters from the 52 Earths of the Multiverse. Monarch selects those he deems fit to join his army in preparation for a confrontation against the Monitors. His goal is to build a powerful strike team by seeking alternates of prominent characters such as Superman, Batman, Wonder Woman, Green Lantern, the Flash, Blue Beetle, Nightshade, Starman, and the Ray. Source: Wikipedia (en)