Playoff scenarios: All the verdicts handed down on Decision Day presented by AT&T

Decision Day presented by AT&T helped crystallize the postseason picture.

Sporting Kansas City finished top in the West and the Seattle Sounders will face LAFC in Round One of the Audi MLS Cup Playoffs.

Over in the East, the Philadelphia Union won the Supporters' Shield, Columbus held on to the No. 4 seed and a home playoff match, while the Red Bulls nipped New England for the No. 6 seed, thus bypassing the Play-In matches. Inter Miami and the Montreal Impact clinched the final two spots in the East.

RELATED: Live standings

Supporters' Shield

Philadelphia Union

Philadelphia clinched the top overall seed (and Supporters' Shield) in the Audi 2020 MLS Cup Playoffs:

• Philadelphia win or tie vs. New England ✓ AND ...
• Toronto lose or tie vs. NY Red Bulls ✓

Eastern Conference

Montreal Impact

Montreal clinched a berth in the Audi 2020 MLS Cup Playoffs:

• Montreal win vs. D.C. United ✓

Inter Miami CF

Miami clinched a berth in the Audi 2020 MLS Cup Playoffs:

• Miami win vs. Cincinnati ✓ AND ...
• Chicago lose or tie vs. NYCFC ✓ AND ...
• Atlanta lose or tie vs. Columbus ✓

Western Conference

Sporting Kansas City

Sporting KC clinched top seed in the Western Conference:

• Sporting KC win vs. Salt Lake ✓

Find out more of what's on the line, including playoff seeding, Golden Boot presented by Audi, and more.