Captain America battles alien mutants in the Siberian wasteland!
Why was this Russian science facility abandoned decades ago --and what survives within?
How is Cap's shield the key to unlocking the mystery of this deadly alien force?
List of covers and their creators:Column HeadColumn HeadColumn HeadColumn HeadARegular CoverAdi Granov1BVariant CoverSal Buscema2CVariant CoverMike Allred3
