Pierre-Emerick Aubameyang has been kicked out of Chelsea's Champions League squad.
The striker has not started a single game for Chelsea since November and the influx of new signings will only increase competition in forward positions.
Chelsea have also been forced to leave £35million January signing Benoit Badiashile out of their Champions League squad for the knockout stages.
The Blues come up against Borussia Dortmund across two legs in the last-16 later this month, but Graham Potter has faced a selection headache after Chelsea recruited a further eight players in January.