UPDATED: HBO has now unveiled full trailer for House of the Dragon Season 3, which launches June 21.

Trailer shows a war of dragons coming to Westeros, as full-scale brutal warfare is unleashed amid the fallout from the Targaryen civil war. The season opens with the Battle of the Gullet, which showrunner Ryan Condal has called “arguably the craziest episode of television ever made.” Olivia Cooke’s Alicent Hightower, Emma D’Arcy’s Rhaenyra Targaryen and Matt Smith’s Daemon Targaryen all have starring roles in the trailer.

See more details for Season 3 and previously released teaser trailer below.

PREVIOUS: “You now have power no man has ever wielded.”

So claims Daemon Targaryen of niece Rhaenyra as the trailer for HBO’s House of The Dragon Season 3 drops.

Season 3 picks up where Season 2 left off, an all-out war in the Dance of the Dragons and the Battle of the Gullet. Watch full trailer above as Targaryens, Hightowers and others do battle and relationships continue to fracture in the HBO epic.

The eight-episode show will launch June 21 on HBO and remains one of the network’s tentpoles as streamer HBO Max continues to roll out around the world. Since Season 2 launched, another spin-off from the George R.R. Martin universe, A Knight of the Seven Kingdoms, has also rolled out to strong ratings and reviews.

House of the Dragon stars Matt Smith, Emma D’Arcy, Olivia Cooke, Steve Toussaint, Rhys Ifans, Fabien Frankel, Ewan Mitchell, Tom Glynn-Carney, Sonoya Mizuno, Harry Collett, Bethany Antonia, Phoebe Campbell, Phia Saban, Jefferson Hall, Matthew Needham, James Norton, Tom Bennett, Kieran Bew, Kurt Egyiawan, Freddie Fox, Clinton Liberty, Gayle Rankin, Abubakar Salim, Tom Cullen, Tommy Flanagan, Dan Fogler, Joplin Sibtain, and Barry Sloane.

Ryan Condal is co-creator, showrunner and EP and EP Martin is the creator of the original Game of Thrones source material. Other EPs are Sara Hess, Melissa Bernstein, Kevin de la Noy, Vince Gerardis, David Hancock and Philippa Goslett. Season 3 is based on Martin’s Fire & Blood.

The initial teaser is below.