 In 2012, he was given the job of repairing the hamstring of Dylan Grimes of the AFL club the Richmond Tigers.In 2016 Usain Bolt devoted his 100 m sprint gold medal at the 2016 Olympics in Rio to Müller-Wohlfahrt, who was at the stadium, after having received treatments from him for a previous calf injury.In 2019, he worked on Collingwood Magpie AFL Jordan De Goey in a bid to get his injured hamstring resolved in time to play in the AFL Grand Final if the team get through their penultimate match against the GWS Giants.