The Call of Duty Warzone Season 4 trailer made its highly anticipated debut during the Summer Game Fest live stream on YouTube. Hosted by Geoff Keighley, the event aired on Thursday, June 10 at 7 p.m. BST (11 a.m. PT / 2 p.m. ET). The official Summer Game Fest Twitter account confirmed the stream on June 7.
This showcase highlighted upcoming content for Warzone Season 4 and other major titles, featuring a Weezer performance, Day of the Devs, and more. As seasoned Call of Duty coverage experts, we've broken down the key reveals from the trailer.

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Geoff Keighley built excitement with a teaser trailer on Twitter last weekend, previewing games like Overwatch 2 and Horizon Forbidden West. The event also teased a new adventure from Gearbox and 2K via a dedicated teaser site.
Johanna Faries, SVP and GM of Call of Duty, took the stage to unveil fresh assets and confirm the June 17 release date. She described it as "jam-packed with new content across Black Ops Cold War and Warzone... new maps, new weapons, and 'new badass operators', hijacked Gulag, unleashed zombies."

The official trailer delivered on the hype, opening with a masked figure hijacking space rockets and introducing three new game modes:

The chaotic visuals featured unleashed zombies, fiery dragons or monsters, and a dramatic train-stomping finale that electrified the audience. The World Series of Call of Duty launches June 22 with the largest Warzone prize pool to date.

Additional highlights include custom lobbies for 150 players and a partnership with Twitch Rivals to elevate global competitive Warzone. The trailer sustained the buzz and left fans eager for more.

Key updates from the Warzone Season 4 reveal:
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