Superboy, Vol. 1 #177 (1971)

Our Traitor Super-Son! / Plague From the Past / the Revenge of the Knave From Krypton / the Treachery of Molock the Merciless

Our Traitor Super-Son! - Superboy deals with two threats at once: Cerebron, and the Kents, who have been selling contaminated food.

Plague From the Past - A mummy's tomb contains a plague that can kill the Earth.

The Revenge of the Knave From Krypton - Dev-Em has returned, but is he a hero now?

The Treachery of Molock the Merciless - Superboy takes Dev-Em's place, but the villain he encounters has gold kryptonite at his disposal.

Release Date: 1971