With defender Julio Cascante's second half substitution in Portland's 2-2 draw with the Chicago Fire last week – the Costa Rican's MLS debut, no less – the Timbers welcomed to the pitch their 100th regular-season player in their MLS history.
Can you name them all? #StatMan Mike Donovan has gone through the archives and built the following quiz. Consider Cascante your one freebie. Good luck!
