Global dominated the duration of the game, leading by as much as 30 points as it banked on the game-high score of CJ Dela Cruz with 23 points.
It was bolstered by the trio of Warren Lyne, Celso Desucatan and Jake Cortez who scored double figures each to top bracket A.
Jufil Aglipa provided the needed baskets for K-9 chalking up 20 points, while Ryan Dacayana added 11 markers.
In the other games, F. Pacaña Village hacked out a 70-47 rout over Victor Village Residents Association.
Buny Tecson had 16 points while Allan Lim, and Jerome Sala chipped in 12 points apiece. Clint Espina tallied 16 points for VRAA.
DAY, on the other hand, whipped Lourdes Village, 94-56, to register 2-0 win-loss card.
The scores
First game
Global (81) - Dela Cruz 23, Lyne 14, Desacutan 12, Cortez 12, Ilogon 8, Co 6, Acapulco 2, Acarial 2, Granada 2
K-9 (54) - Aglipa 20, Dacayana 11, Dignos 5, Ferolino 4, Rollon 4, Tumulak 4, Ramos 2, Bellones 2, Prado 2
Second game
Pacaña (70) - Tecson 16, Lim 12, Sala 11, Abella 8, Gaviola 7, Mosquito 6, Serafica 6, Alferez 2, Mante 2
VVRA (47) - Espina 16 , Oviso 7, Sam 6, Canillo 5, Enrile 4, Ambos 4, Brucelo 2, Jabat 2, Derek 1
Third game
DAY (94) - Empenado 14, Tabares 12, D. Tobes 11, I. Tobes 11, Alintiojo 11, Sanoy 10, Tabar 9, Canencia 6, Ma-init 6, Baisac 4
Lourdes (56) - Reyes 10, J. Didal 10. A. Alcuino 10. Suson 6, Mulay 4, R, Didal 4, Mahinay 4, Rosales 2, Maningo 2, Paracueles 2, J. Alcuino 2