Allan Umali and Lito Bagahansol ably backed up Nacario with 10 points each.
The DC Tigers of Lourdes Cebu Costums District Collector Lourdes Mangaoang were led by Arthur Santillan with 30 points, while Bert Sta. Cruz and Dondon Llenos chipped in 10 points apiece in a losing cause.
In the 35-below division, MJDL relied on the heroics of Efren Bandec to outgun Duterte Brokers via a 73-71 thriller.
Bandec, who scored 15 points, cooly sank his free throws in the final seven seconds of the game to hand MJDL its second win against the same number of losses.
Francis Palero topscored with 23 points, while Winher Daan added 11 points for MJDL.
Raymund Gabison and Aboju Cuyos led the losing team with 15 and 14 markers, respectively.
Also, Purcia Transport System registered its third win after routing MEZ, 74-65.
Joseph Jayme and Randy Francia scored 18 points for Purcia, while Gary Cortez and Bert Purcia connived for 26 points for Purcia Transport.
The scores
First game
SUGBU (72) - Nacario 26, Umali 10, Bagahansol 10, Morre 7, Cabagnot 6, Arnuco 5, Labial 4, Bongon 2, Alcantara 2, Gayo 2
Tigers (66) - Santillan 30, Sta. Cruz 10, Llenos 10, Bacurnay 7, Cilocilo 3, Ordeneza 3, Famulagan 2, Capahi 2
Second game
MJDL (73) - Palero 23, Bandec 15, Daan 11, Elloren 8, Gelbolengo 4, Moral 4, B. Medalle 2, N. Medalle 2, Villaronza 2, Rasonable 2
Duterte (71) - Gabisan 15, Cuyos 14, R. Mangubat 12, E. Mangubat 10, Lagrosa 7, Manlosa 4, Montebon 4, Dela Calzada 3, Montero 2
Third game
Purcia (74) - Jayme 18, Francia 18, Cortez 16, Purcia 10, Lahaylahay 4, Banghal 1, Alpas 2, Oporto 2, Barte 2
MEZ (65) - Bensi 18, Yao 11, Campos 10, Sevilla 6, Cabase 6, Arong 4, Encabo 4,Bensoy 2, Villacastin 2, Umali 1, Aroung 1