The phrase "to get a midfielder" means to acquire or obtain a player who specializes in playing in the middle of the field in a team sports game, like soccer or basketball. Full definition
He is learning gradually how to use body strength to hold up the ball and get midfield players into the game. (justarsenal.com)
Still has time, but not much since it's so hard to get any midfield spot in the team. (justarsenal.com)
Arsenal need to improve by getting midfielders and defenders with better quality, not players with the same quality like the ones that we already have. (justarsenal.com)