Overview
- Paramount+ and producers announced on Thursday that Book 2, titled Discovery, will premiere globally on Friday, May 21 with a 13‑episode run released in four bundled weekly drops through June 11.
- The rollout schedule will deliver Episodes 1–3 on May 21, Episodes 4–6 on May 28, Episodes 7–9 on June 4, and Episodes 10–13 on June 11.
- The official Book 2 description says Pavi continues her seven‑chakra journey to the Floating Isles, Nisha investigates the spirit energy released at Ellora, and the two are brought together in New Ba Sing Se without revealing plot twists.
- Paramount+ and producers confirmed returning voice cast for Book 2, including Saheli Khan (Pavi), Aishu Devan (Nisha), Akshay Khanna, Major Curda, Sakina Jaffrey, Darren Barnet, and Dee Bradley Baker.
- Showrunners Michael Dante DiMartino and Bryan Konietzko remain involved, the announcement came during a Reddit AMA, Book 3 was confirmed as 13 episodes arriving later in 2027, and Book 4 remains planned as the series conclusion with no date yet.