What comic book publisher first published  "The Button", a 2017 comic book crossover and published "Doomsday Clock" an upcoming superhero comic book limited series?
Doomsday Clock (comics) Doomsday Clock is an upcoming superhero comic book limited series published by DC Comics. The series is being written by DC's chief creative officer Geoff Johns with art from penciller Gary Frank and colorist Brad Anderson.
Millennium (2015 comic book) Millennium is a five-issue comic book series published by IDW Publishing from January and August 2015, based on the television series of the same name. The series was written by Joe Harris with artwork by Colin Lorimer, and featured cover art by menton3.