The Bucaneros de Arroyo, Tigres de Aguas Buenas, and Olímpicos de Comerío were among the teams that won games on October 4 in the regular phase of the 2026 COLICEBA season. In the South section, the Bucaneros swept the Illescanos de Coamo with scores of 5-2 and 6-1, solidifying their lead with a 5-1 record. Martín González earned the win in relief in the first game, while Francisco del Valle hit a home run.
In the second game, Yadiel Rolón pitched five scoreless innings to win in relief. In the Central section, the Tigres also won two games, defeating the Jardineros de Aibonito 5-1 and 9-4. Raúl Rivera struck out six in six innings in the first game, while Abdiel Marcano led the offense with two hits and three RBIs in the second game.
The Olímpicos de Comerío won two dramatic games against the Sabaneros de Cidra, 2-1 and 8-7. In the North section, the Caciques de Orocovis won two games against the Maceteros de Vega Alta, 7-1 and 2-1. Other winners included the Atléticos de Barranquitas, Guapos de Dorado, Halcones de Gurabo, and Jueyeros de Maunabo.