Download or read book Adventures of Superman (1986-2006) #503 written by Karl Kesel and published by DC. This book was released on with total page 24 pages. Available in PDF, EPUB and Kindle. Book excerpt: The 'Reign of the Supermen' continues from SUPERMAN (1987-2006) #80: The cyborg Superman, determined to rid the world of all the 'pretenders,' captures the teenaged Superman and imprisons him outside of Metropolis. Also, Mongul begins building his 'Engine City' on the ruins of Coast City and, down in Antarctica, something stirs in the Fortress of Solitude! Continued in ACTION COMICS (1938-2011) #690.