 Before and after, the Adler defeated the Crocodiles in the German Bowl in 1990 and 1991.In European competition, the club reached the semi finals in 1990 and the final in 1991, once more losing to the Amsterdam Crusaders.After three titles in series from 1989 to 1991, the Adler declined somewhat but remained a strong side, still reaching the semi finals in each of the following four seasons.