From publisher blurb: This expansion to Ronin Arts' Retro Rockets Action Cards presents another 18 cards ready for you to print, cut, and shuffle into your existing deck. Face an alien warlord. Return to find your homeworld under the control of aliens. Leap to the back of an alien mount and fight your way through enemies. You can do all this and more with these new cards. NOTE: Requires Retro Rockets Action Cards for use.