Sporting KC tries to inflict the first home defeat of the year on the Rapids while FC Dallas faces off against the New England Revolution.
A pair of early FC Boston goals doomed the Pioneers in their quest to extend their unbeaten run to nine.
Competition: MLS Market: Real Salt Lake to win against New England Odds: 19/20 @
Kamara scores once, sets up two other goals in Revs 3-1 win over his former team.
Kei Kamara scored against his old teammates in Saturday's 3-1 win over Crew SC.
The Pioneers punched their playoff ticket thanks to a late Ben Lamb strike in Friday's wild 4-3 win over Westchester.