From the back of the book:
Tragedy strikes the nation as hundreds die as a result of unregulated superhuman activity, prompting everyone to ask — What side are YOU on?
Should heroes be accountable and registered agents of peace? Or should heroes be free to operate as independent champions of crime-fighting? Now you have a chance to play out this dilemma, as you become Shadow Agents caught up in the epic struggle of Marvel Comics' original CIVIL WAR!
Featuring stats on heroes and villains from a snapshot of Marvel comics in the 2000s — including X-23, the Iron Spider, the Agents of Atlas, the 198, Extremis Iron Man, and... The Human Torch Revenge Squad ?
And now characters can use a unique Rank — CONVICTION, allowing you to use your allegiance as you fight for your ideals!
Here's your opportunity to play in the world of one of Marvel’s most famous and pivotal limited series!