"He’s definitely going to thrive at Chelsea, and working with us. He’s going to bring a lot to our team so it’s a very good signing."
Chelsea supporters were treated to a small glimpse of what Mason Mount suggested Kalidou Koulibaly would bring to the club. There has been plenty of expectation around the former Napoli star following his £33 million move this summer, and with Antonio Rudiger's departure, a rather large gap to fill.
"He’s a leader," said Tuchel. "We had good information about him from Edou (Mendy) and from Jorginho. We got the same feedback: a fantastic guy, a leader in the dressing room, calm, a role model. When you dig in and start looking at his games, analysing his games, you see the quality in defending, the quality in body positioning, and his timing of defending.
