Answer
The answer is Taffarel. Müller and Taffarel were never teammates at Bayern Munich or the German national team. Müller played for Bayern Munich from 2000 to 2012, while Taffarel played for the club from 1990 to 1994. Müller played for the German national team from 2004 to 2014, while Taffarel played for the Brazilian national team from 1988 to 1998.