The phrase "opposition teams" refers to the teams or groups that are competing against each other in a game, sport, or any other form of competition. Full definition
If they think their team could have handled a situation in a previous game better, they can recreate the moment by positioning the arms to stand in for opposition team members. (newscientist.com)
The kind of formation that should be used would depend on the kind of opposition team u are facing or the kind of players u wish to use at any given time. (justarsenal.com)
They are the guys that I believe will make opposition teams not take us for granted. (justarsenal.com)