The LA Galaxy and Atlanta United stars headline Goal's picks for Major League Soccer's team of the season for 2018

Stefan Frei | GK | Seattle SoundersThe Seattle Sounders had an up and down year, finishing with a strong second half, but one of the few constants was Frei, who was key to helping the club surrender the second-fewest goals in MLS. The 32-year-old's 1.03 goals-against average was second in the league to New York Red Bulls goalkeeper Luis Robles. AdvertisementNew York Red BullsKemar Lawrence | LB | New York Red BullsThe Jamacian speedster enjoyed a career year, emerging as a lock-down defender at the left back position while continuing to be a threat in the attack. His importance to the Red Bulls' league-best defense was clear after his absence from the Red Bulls' Eastern Conference finals loss to Atlanta United.New York Red BullsAaron Long | CB | New York Red Bulls The MLS Defender of the Year was a steady and reliable force at the heart of the league's best defense. His passing out of the back was key to New York's success and he was often asked to shut down the opposing team's top threat. The 26-year-old also emerged as an attacking threat on set pieces, finishing with three goals and two assists.Atlanta UnitedMichael Parkhurst | CB | Atlanta UnitedThe highest scoring team in the league gave up just 44 goals, fourth best in MLS, with the veteran defender a big part of their success. His reading of the game was crucial for a side that often left itself open to counterattacks, with his passing out of the back helping to spark the league's best attack.