Mighty Sports and Dunkin Donuts reportedly were interesting in also fielding teams in the PBA 3x3.
[1] The inaugural season was supposed to start with the 3×3 Philippine Cup in March 2020, but was postponed to 2021 by June 2020 due to the COVID-19 pandemic with the PBA preoccupied with plans to resume the season of its main league during that time.
Four of the participating franchising teams Magnolia Hotshots, NLEX Road Warriors, Phoenix Super LPG Fuel Masters and Rain or Shine Elasto Painters announced in November they would be competing in the PBA 3x3 under different team names; Purefoods TJ Titans, Cavitex Braves, Limitless Appmasters, and Sista Super Sealers respectively.
The third-best teams of pools B and C played in a knockout game prior to the quarterfinals.
The knockout stage is a single-elimination tournament and a third place game is also held.
After six legs, the cumulative standings were calculated and the top four teams directly qualified for the quarterfinals of the Grand Finals.
The second conference was originally scheduled to start on January 8, 2022, but was suspended after Metro Manila was put on Alert Level 3 due to the rising COVID-19 cases.