Dennis Mariñas and Nico Hubalde led the Red Robins, runners-up to the Letran Squires last year, with a combined output of 35 points, the bulk of which coming during crucial runs in the final half.
Hubalde had seven of his 15 points in a third-quarter run that broke a 30-30 halftime deadlock while Mariñas took charge in the fourth, icing the game with six of his 20 points.
Also winning on the first day of juniors competition were Jose Rizal College which tripped St. Benilde, 76-69, and San Sebastian which posted a 67-point victory over Perpetual Help College of Rizal, 97-30.