Normal Zooloretto rules enhanced with mission cards. At the beginning of the game, every player gets one of the five cards coming with this expansion. Each card shows three animal types. This card has to be kept secret. At the end of the game, the player gets (beginning from the top) + 3 points for every full enclosure with this animal + 2 points for every full enclosure with this animal no minus points for this animal in the stable It is also part of the Rio Grande Games Exp. Pack #2 with several mini expansions.