Toronto FC vs. Philadelphia Union: What you need to know

TFC faces their toughest test of the MLS season when they welcome the league-leading Philadelphia Union to BMO Field on Saturday.

Toronto FC vs. Philadelphia Union: What you need to know

Toronto FC is riding a bit of momentum at the moment thanks to a three-game unbeaten run.

Back-to-back wins was followed up by a 2-2 draw away to Real Salt Lake last week in a game that saw TFC twice come from a goal down to tie things up.

There's no question that the Reds are slowly coming together and showing cohesion under new coach Bob Bradley after a major roster overhaul in the off-season. But Toronto faces its stiffest challenge of the campaign this weekend when the best team in MLS rolls into town.

Here’s what you need to know about Saturday's game (7:30 p.m. ET) between TFC and the Philadelphia Union at BMO Field.