With Decision Day in the rearview mirror and the Audi 2025 MLS Cup Playoffs field set, it’s officially time for the postseason.

The stakes are high. The margin for error is thin. Eighteen teams will be whittled down to just one champion on Dec. 6.

Let's get primed on every playoff team, gleaning a top-line look at the squads left standing.

Bracket Challenge: Audi 2025 MLS Cup Playoffs

EASTERN CONFERENCE 1

Philadelphia Union

Season so far: Philadelphia are your Supporters’ Shield champions. Though losing Quinn Sullivan to an ACL tear hurts the attack, the Union are back to their heavy metal roots and don’t rely too heavily on any one piece of the on-field puzzle.

Key player: If there's a key piece in Philly, it’s Kai Wagner . Especially with Sullivan’s absence as a secondary

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