Game description from the publisher: Think you've mastered the 'verse in Firefly: Out to the Black? Well, not so fast my friend as you can now expand your game with the Firefly: Out to the Black – Serenity Bonus Pack, which adds more than 15 new cards that are focused on the characters you have in play. Will Jayne get greedy and hump the mission, or will River be able to read the hidden cards before they get played? You never know what may happen when you're out in the black!