 In 1996, Lassiter won the top goalscorer award in Major League Soccer, scoring 27 goals for Tampa Bay Mutiny, after when he was loaned for 6 months to Italian Serie B side Genoa.His record in the league's inaugural season was tied several times, but stood until it was broken in 2018 by Josef Martínez of Atlanta United FC.Lassiter was traded to D.C. United in 1998 for Roy Wegerle.