MLSsoccer.com's Bobby Warshaw spotlights a player on each of the four remaining teams in the Audi 2018 MLS Cup Playoffs that could swing a Conference Championship series.
The X-factor for each Conference Championship team | Playoffs Central
Topics:
LIVE YOUR COLORS: Download the free MLS app - The official MLS app gets a major update for 2019, making it easier than ever to keep up with your favorite club, check standings, watch videos and much more.
