The Communications Workers of America announced today that a “supermajority” of quality assurance workers at ZeniMax Studios have officially voted to join the ZeniMax Workers United/CWA, forming the first videogame studio union at parent company Microsoft and what will be—for a while, at least—the largest union of videogame workers in the US.

The official voting period ran from December 2 to December 31, but the CWA said union organizing efforts have been underway at ZeniMax for “months,” and that some employees began signing union authorization cards in November.

“We’re thrilled to kick off 2023 in a workplace that’s stronger and more equitable than it was last year,” senior QA tester Skylar Hinnant said. “This is an empowering victory that allows us…