Napoleon Nidea knocked his third goal in the tourney in the 77th minute to give the Ateneans a sweep of their two assignments in Group A.
Clifford Dacera gave the Davao boys a 1-0 lead in the 13th minute, but Bukidons Rey Tao-on knotted the count in the 47th.
Dipolog champion Andres Bonifacio College blasted Agusan National High, 5-1, in the other game after battling 14-time Mindanao titlist La Salle Academy to a scoreless draw in Saturdays opener.
Reginald Jukes sparkled for the Dipolog booters by scoring two goals. The other Dipolog scorers were Mark Potestades, Patrick Manucas and Je-lord Paghasian.