Issue: #228
Last valuation update: 2025-09-24
First appearances: Phil Jenko, Frye, Matt Jenko, Stafford, Gimlet Hawkins, Len Paul, Harry Larson, Carl Jenko, John Roddy
Creators: Bill Finger, Carmine Infantino, Sheldon Moldoff, Curt Swan, Murphy Anderson, David V. Reed, Dave Wood, Charles Paris, Pat Gordon, Dick Sprang, Ira Schnapp, E. Nelson Bridwell, Jack Schiff, Edmond Hamilton
Characters: Batman, Alfred Pennyworth, Dick Grayson, James Gordon, Will Tyler, Phil Jenko, Frye, Matt Jenko, Brad Jones, Dr. Philip Winters, Stafford, Gimlet Hawkins, Len Paul, Harry Larson, Carl Jenko, Ed Yancey, John Roddy, Alec Judson