Prodigal Part 6, continued from Batman (1940) #513. Batman must quell a prison riot ignited by Two-Face, who is one step away from reducing Gotham City to chaos. Plus, Gordon and Essen's disagreements over the Dark Knight threaten their marriage. 'Prodigal' continues in Detective Comics (1937- ) #680. Written by Alan Grant, with art by Bret Blevins. Painted cover by Brian Stelfreeze. New Format. Cover price $1.95.