ACTION COMICS #976 Written by Dan Jurgens Art by Doug Mahnke, Christian Alamy, Trevor Scott, Jaime Mendoza, Wil Quintana Published by DC Comics Release Date: March 22, 2017 The mother of all crossovers comes crashing down around us. Through doppelgangers, identities lost and found, and long standing mysteries we’ve witnessed the adventures of Superman, Lois,…