Chelsea can only draw three sides in the Champions League Last 16 including history making Besiktas
Besiktas booked a place in the Champions League Last 16 as the first Turkish side to finish the group stage as leaders.
The Black Eagles also became the first Super Lig side to finish the group stage unbeaten – winning four and drawing two games.
The Istanbul giants became the first Turkish side to record four wins in the group stage after beating Red Bull Leipzig 2-1 on Match Day 6 in Germany.
Besiktas also ended Group G as the highest scoring Turkish team in Champions League history with 11 goals.
The Black Eagles will find out who they face in the Last 16 in the UEFA draw in Nyon, Switzerland on Monday.
The reigning Super Lig champions could draw Basel, Bayern Munich, Chelsea, Juventus, Sevilla, Shakhtar and Real Madrid.
Besiktas do however, have a one in three chance of drawing Chelsea.
The Blues cannot face another Premier League side or Roma who topped their group.
The reigning Premier League champions can only face Besiktas, Barcelona or PSG.
The table below shows a breakdown of the permutations.