Collects What If: Captain America, What If: Daredevil, What If: Fantastic Four, What If: Submariner, What If: Thor & What If: Wolverine. What if...Captain America fought in the Civil War? What if...the Fantastic Four were Cosmonauts? What if...Daredevil lived in feudal Japan? What if...Namor grew up on land? What if...Thor was a herald of Galactus? What if...Wolverine was Public Enemy No. 1 in mob-ridden 1920s Chicago? Hacking into the internet of an adjacent reality, teenager Hector Espejo discovers these and other startling stories — and learns that eavesdropping on a sinister parallel universe can be highly addictive!