Issue: #9
To Doomsday and Beyond (Challengers of the Unknown)The Green Arrow's Last Stand (Green Arrow). Reprinted from Adventure Comics #254The Incredible Origin of the Chief (Doom Patrol).
Creators: Jack Kirby, Tatjana Wood, Jack Abel, Rich Buckler, Arnold Drake, Bruno Premiani, Roz Kirby, Dave Wood, James Sherman
Characters: Ace Morgan, Prof Haley, Red Ryan, Rocky Davis, Green Arrow, Roy Harper, Negative Man, Negative Man, Robotman, The Chief, The Chief, General Immortus, Elasti-Girl