Designed by Doris Matthäus and Frank Nestel 1995. Published by their own compane Doris & Frank. For 3-6 players and takes about 90 minutes to play.Amigo held a license of Mü from 1996 to 2001 and sold a slightly different edition with only four games in the box and the Hedgehog suite replaced by Fishes. On the nomination list for Game of the Year 1996. Rank 4 at the Deutscher Spielepreis 1996 and Card Game of the Year in Germany 1996.