Holy 80th Birthday, Batman! On: March 31, 2019February 11, 2020 By: Romeyn 0 (0) “The Case of the Chemical Syndicate,” featured The Batman for the first time. Detective Comics, Issue 37 May, 1939 How useful was this post? Click on a star to rate it! Submit Rating Average rating 0 / 5. Vote count: 0 No votes so far! Be the first to rate this post. Share this:XFacebookTumblrRedditEmailPrint