What comic book publisher first published  "The Button", a 2017 comic book crossover and published "Doomsday Clock" an upcoming superhero comic book limited series?
The Button (comics) "The Button" is a 2017 comic book crossover created and published by DC Comics. The story arc consists of four issues from DC's Batman and Flash publications, functioning in part as a larger buildup towards the "Doomsday Clock" event. The plot was written by Joshua Williamson and Tom King, with art by Jason Fabok and Howard Porter.
Phantom Zone The Phantom Zone is a fictional prison dimension appearing in American comic books published by DC Comics, commonly in association with stories featuring Superman. It first appeared in "Adventure Comics" #283 (April 1961), and was created by Robert Bernstein and George Papp. It was frequently used in the "Superman" comics before the continuity was rebooted in the 1980s, after "Crisis on Infinite Earths", and has appeared occasionally since.