San Marcos wrapped up its regular season on Monday in a 79-10 blowout loss to Buena.
The Royals still have a chance for an at-large postseason berth and will learn of their draw next Sunday.
It was Senior Night at Maury Halleck Gymnasium and the first seven Royals receiving playing time on Monday were seniors. Senior Darshanna Dimmitt led the Royals with four points.