Borussia Dortmund are now sitting at the summit of the Bundesliga.
This follows their convincing win against Nuremberg on Friday night.
With Schalke, Bayern Munich and Borussia Mönchengladbach all having drawn their games this weekend, BVB now enjoy a two-point cushion at the top of the table.
On Saturday comes a vital league match against Bayer Leverkusen. However, on Tuesday Dortmund must first face the long journey north to play Holstein Kiel in the quarterfinal of this year’s DFB Pokal Cup.
Kiel are currently 58 places below Dortmund, plying their trade in the Regionalliga Nord, Germany’s fourth tier.
That’s not to say this will be a walk-over, though.
Here are four reasons why beating Kiel may prove more difficult than it seems.