From the introductory paragraphs:
Welcome to the Marvel Universe, true believer!
You're clutching a free sample of the Marvel Super Heroes Adventure Game. With it, you can experience mighty Marvel action personally in a fight between Wolverine and a Brood Queen. You get to play Wolverine against this alien menace. You can do it alone, or let one of your friends play the Brood Queen against you. Afterward, you can trade parts and fight again!