Volume 1 - 1st printing. "The Extremists!" Collects Justice League of America (2017) #1-6.

Written by Steve Orlando. Art by Ivan Reis, Felipe Watanabe, Scott Hanna, Diogenes Neves, Ruy Jose, Marc Deering, Joe Prada, Oclair Albert, Julio Ferreira, and Andy MacDonald. Cover by Ivan Reis and Joe Prado.

The new Justice League of America is here - and now they're going to meet the Extremists - self-proclaimed saviors from another Earth, they thirst for peace, prosperity and total submission to the will of their leader, Lord Havok! How can the newly assembled JLA stop this group of misguided maniacs before the Extremists unleash their own unique- and dangerous - brand of law and order on our chaotic world?

Softcover, 168 pages, full color.