Tower of Shadows #4 was published by Marvel Comics on March 1, 1970, as part of a series that began in 1969. Allyn Brodsky and Dennis O'Neil write, and art comes from Dan Adkins, Don Heck and Gene Colan. This 36-page issue features Marv Wolfman, Tom Sutton, Zagan, Gary Daley and Susy Daley.