Three teams have officially qualified for the playoffs after last weekend's MLS games. FC Dallas, D.C. United and the New York Red Bulls are the teams to have clinched a postseason spot, but they have bigger aspirations.

Dallas and New York were both victorious, and in doing so, bolstered their chances of winning the Supporters' Shield. 

The Los Angeles Galaxy failed to defeat the Seattle Sounders, which means a new No. 1 will be named in this week's power rankings. As always, the teams will be graded on the following criteria:

Here's where every team stands following Week 31.

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