We gave you the first look at Geoff Johns’ Green Lantern #20, his finale on the series. Now comes a short preview for the issue courtesy of DC Comics. This special oversized issue will feature a sweeping 66-page story, including 55 pages of art by series artist Doug Mahnke and special appearances from a crazy amount of crazy talented artists including Ethan Van Sciver, Ivan Reis, Patrick Gleason, Cully Hamner, Aaron Kuder, Jerry Ordway, and more! Check out the preview below.