Build your own Koi carp collection by making sets of differently colored fish cards. First player reveals a number of cards, then he must divide the cards into sets. The player on their left chooses one of the sets of cards. Players collect different types of fish, each type has their individual points value. The person, who gathers the most fish of one type receives points for the set. Be careful! You can collect Ghost Koi carp cards, which can bring you negative points. The player with the most points wins.