Cincinnati Run

"In the years after the bid blast, the Soviets created the ultimate weapon: a mammoth laser with more power than the H-bomb. The superweapon was based in occupied Cincinnati and stored in an impenetrable silver spire guarded by the ruthless Red Army. If Blade and the Warriors couldn't invade the power-mad Russians' stronghold and obliterate their death machine, the world would be destroyed a second time." — quoted from the Endworld Double's back cover.