Credits

• Pencils: Gil Kane
• Inks: Gil Kane
• Letters: Ira Schnapp

Storyline

Keith Kelvin must prove he isn't a menace to the universe and is really using giant space harpoons to try to capture a giant Ultra-Hawk which entered our universe through a space warp.

Credits

• Script: Otto Binder
• Pencils: Mike Sekowsky
• Inks: Frank Giacoia

Storyline

The first Earthman envoy to Mars is asked to bring 3 gifts. A rubber ball, a sweet-smelling rose, and a copy of the Mona Lisa. But, why?

Credits

• Script: Gardner Fox
• Pencils: Manny Stallman
• Inks: John Giunta

Storyline

To escape capture by his detective adversary Narr-Tem, criminal Chun Brun has fled from Uth to Earth. Narr-Tem tracks him down anyway, but must convince him that the "Earth" he fled to is not in another dimension, but is actually the far past of Uth, and any alteration he makes of the timeline could lead to destruction.

Credits

• Script: John Broome
• Pencils: Sid Greene
• Inks: Sid Greene

Credits

• Script: Jack Schiff
• Pencils: Bernard Baily
• Inks: Bernard Baily
• Letters: Ira Schnapp