The presence of Mauro Diaz, Frank Lampard and countless others in their respective Major League Soccer lineups has altered results over the last few weeks.
The majority of the players listed in the Week 19 edition of the Bleacher Report MLS Player Rankings carry the same game-changing qualities.
We also witnessed the opposite end of the spectrum with some stars in Week 19, especially in Portland and Montreal. Without their key playmakers in the lineup for specific games over the last seven days, both teams dropped points at home.
Our MLS player rankings take into account the last four performances from a certain player, with the most recent showing carrying the most importance.