Sully Smith tallied in overtime as Mount Si defeated Eastlake, 2-1, on Tuesday night in the 4A KingCo boys soccer tournament.
In the loser-out match at Mount Si, Alec Bothwell also scored off an assist from Smith, a freshman forward.
Wildcat center back Reed Paradissis also played a solid match, according to coach Darren Brown.
Mount Si will host Inglemoor in the next round at 7 p.m. Thursday.
Inglemoor defeated Newport, 2-1, in penalty kicks on Tuesday.