 Brust was drafted in the third round, 73rd overall in the 2002 NHL Entry Draft by the Minnesota Wild from the Spokane Chiefs of the Western Hockey League.After his final year in the WHL with the Calgary Hitmen, Brust signed as a free agent with the Los Angeles Kings to a three-year contract on June 9, 2004.After initially beginning his professional career with the Kings ECHL affiliate of the Reading Royals, Brust moved up to the AHL with the Manchester Monarchs before making his NHL debut with the Kings in the 2006–07 season and played in 11 games, winning two.