Despite Kalidou Koulibaly’s struggles since moving to Chelsea, the Senegalese center-back is still one of the best defenders in the world.

During his time at Napoli, Koulibaly was nearly invincible, dominating almost every player that attempted to break through  Napoli’s defense.

Watch as Koulibaly uses his power, strength and pace to outsmart and outmuscle his opponents.

Photo: Twitter @ChelseaTR_ENG