Mandeville High School used switching defenses to create 16 Brother Martin turnovers in a thrilling 63-54 first-round playoff win on Friday night.

Four Skippers scored in double figures, led by Mitchell Tranchina’s 17 points. Mandeville hit six 3-pointers and sealed the win by making 12 of 16 free throws in the fourth quarter.

Mandeville held a 17-15 edge after one quarter.

The second quarter belonged to Brother Martin as it went on a 15-7 run in the last four minutes. Senior Jordan Cornish’s 13 first-half points lifted Brother Martin to a 32-28 halftime lead.

But Mandeville came out on fire in the third quarter, going on a 8-2 run for a 45-41 lead. Tranchina had two 3-pointers and two free throws in the period.

The fourth quarter saw Mandeville playing a controlled game, opening a 10-point lead mostly from the free-throw line. Hunter Dugas bagged 14 for Mandeville along with Ethan Turner’s 13 and big man Logan Barragan tallying 10 hard-earned points in the lane.

Cornish, a Tennessee signee, kept Brother Martin in the game with 27 points.

Mandeville advances to the regionals where it will play St. Augustine at 1 p.m. Monday.