Hufflepuff, Ravenclaw, Slytherin or Gryffindor? The Germany international enjoyed the 20th birthday of JK Rowling's wizarding world
Most players use the off-season to spend time with their families and rest their weary legs at the end of another gruelling campaign.
Mats Hummels, it seems, is a little different.
The Germany international - who lifted the Bundesliga title after making an acrimonious switch from Borussia Dortmund to Bayern Munich - chose to mark the 20th anniversary of the first Harry Potter book being published.
Hummels took the time to dress up as 'The Boy Who Lived', although if it wasn't for the tell-tale lightning bolt scar one could be mistaken for thinking he was simply setting out for a stroll around the streets of Munich.