Cologne - One of Germany's most passionate and hotly-contested rivalries is set to return with a bang on Saturday when in-form Borussia Dortmund welcome FC Schalke 04 to the Signal Iduna Park for the Revierderby (kick-off: 15:30 CET / 14:30 GMT).

The 146th instalment of the rivalry, as well as being the standout game of Matchday 23, is likely to prove telling in the race for the European spots. Hosts Dortmund approach the fixture after while the Royal Blues have the opportunity to complete a derby double over their local rivals following a 2-1 triumph on Matchday 6, a result which proved a turning point in both clubs' seasons. bundesliga.com takes you through Schalke and Dortmund's campaign so far...