Toronto FC have had their new centre-back in their practice lineup on a regular basis for about a month now in a bid to get him on the same page as the rest of the defensive unit and prepared to start an MLS game.
Greg Vanney decided to take the plunge against Atlanta United on Saturday night, dropping the dependable Nick Hagglund to the bench to bring Mavinga in on the left side of the back three. The DR Congo international was a non-factor at best and off the pace at worst.