Season 21

Summary

New Sea of Thieves season focused on live events, including a new Talk Like a Pirate Day celebration, plus returning events like community weekends, Festival of the Damned, Bilge Rat Weekenders, Fight Nights, and Emissaries of Fortune.

Season 21 started on 9/17/2026 (estimated) and ends on 12/17/2026 (3 months, estimated).