Besiktas manager Slaven Bilic appears to be experimenting with a 4-4-2 formation before this weekends crucial encounter with Trabzonspor.
The Croatian manager has been playing with a 4-4-2 in training and has deployed the tactic in various games throughout this season.
Besiktas played with the 4-4-2 formation against Kasımpaşa, Kardemir Karabükspor and came away with victories from both games.
The Black Eagles beat Trabzonspor 3-0 the last time the two sides met in the first half of the season.
Beşiktaş are currently first in the Süper Lig but just one point separates them from second placed Galatasaray and third placed Fenerbahçe.
Trabzonspor are currently sixth in the Süper Lig but 5th placed Başakşehir and 4th placed Trabzonspor all share the same points – 47.