Colonel Future Mob of Earth-2
From superman.nu: Supermanica
The Earth-2 criminal organization run by one of Superman's most implacable foes, Colonel Future (SF No. 198/2, Nov-Dec 1979: "The Leaning Tower of Metropolis").
The Earth-2 criminal organization run by one of Superman's most implacable foes, Colonel Future (SF No. 198/2, Nov-Dec 1979: "The Leaning Tower of Metropolis").