John Carter, Warlord of Mars — Marvel
Issue: #28
Last valuation update: 2022-06-30
John Carter and Kantos Kan discover a city that has been mysteriously paralyzed and set on the brink of extinction. An evil genius has been designing and setting loose living weapons to take over the planet of Barsoom. Can John Carter stop him before it's too late?
Creators: Klaus Janson, Bob McLeod, Bob Sharen, Larry Hama, Edgar Rice Burroughs, Ricardo Villamonte, Diana Albers, Roger Stern, Peter B. Gillis
Characters: John Carter, Kantos Kan