Batman Flash the Button TP

(W) Tom King, Joshua Williamson (A) Jason Fabok, Howard Porter (CA) Jason Fabok. The explosive storyline from BATMAN #21-22 and THE FLASH #21-22 is now available in trade paperback! 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!