(W) Tom King, Joshua Williamson (A/CA) Jason Fabok. THE BUTTON" part three! The cataclysmic events of DC UNIVERSE: REBIRTH #1 continue here! The Dark Knight and The Fastest Man Alive* the two greatest detectives on any world* unite to explore the mystery behind a certain blood-stained smiley button embedded in the Batcave wall. What starts as a simple investigation turns deadly when the secrets of the button prove irresistible to an unwelcome third party-and it's not who anyone suspects! It's a mystery woven through time* and the ticking clock starts here! Retailers: This issue will ship with three covers