Schalke didn't hold back when beating Arsenal to Breel Embolo - but now North London rivals Spurs aim to add to Arsenal's frustration.
Sunderland are believed to be interested in the versatile German.
Benedikt Howedes suffered an injury for Schalke at the weekend.
Arsenal linked defender Benedikt Howedes impressed again at the weekend.
Arsenal are still interested in Benedikt Howedes, and so are Manchester United.
Chelsea and FC Schalke go head-to-head this week and below are the players Jose Mourinho could task with securing a vital three points.
Roberto di Matteo is the new Schalke boss, and the owner says he has wanted this to happen for a long while.
Chelsea loanee Oriol Romeu talks up Roberto di Matteo.
German side Schalke are considering signing former Tottenham Hotspur player Reto Ziegler.
The Chelsea players were put through their paces as they prepared for Wednesday's game against FC Schalke.
Former Arsenal striker target Klaas Jan Huntelaar's dismal 2013 has encountered a new disappointment.
Would it be a good or bad move for Jens Lehmann to join the struggling club from Munich as their new sporting director?