The pitch
Avengers: Doomsday (2026)
It shares its release window with Dune: Part Three, so expect the two fanbases to be reacting side by side.
The theatrical release lands December 18, 2026.
Reactr / Trailer Reactions / Avengers: Doomsday
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In Theaters · December 18, 2026
Avengers: Doomsday
Trailer Reactions
Scored from what 104 creators said on camera while watching its trailers, out loud, in their own YouTube reaction videos. A proprietary Reactr score. How the score works
Science Fiction · Action · Adventure
The Avengers series
Beloved heroes from three distinct universes are set on a deadly collision course and face an existential threat unlike anything they've ever encountered.
Free · no editing · camera or voice only · the clip is yours to post
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The Trailer
The Avengers: Doomsday trailer, ready when you are
Dropped August 27, 2026
More Trailers
More Avengers: Doomsday trailers, newest first
Trailer: LEGO Official Trailer Recreation | Avengers: Doomsday | In Theaters December 18
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Trailer: Avengers: Doomsday | Official Trailer | In Cinemas Dec 18
React to this trailer →
Teaser: Thor Will Return
React to this trailer →The studio also posted 6 short promo clips for this title. The trailers above are the ones worth reacting to.
Creator Reactions
What creators said about the Avengers: Doomsday trailers
Creators posted 104 reaction videos to YouTube watching this trailer campaign. Reactr scored what they actually said, out loud, on camera, and combined it into the Reactr Rating shown at the top of this page. Each trailer drop is scored on its own from the videos reacting to that drop; the number above is the film-level score across all of them. The 12 that counted most are below. How the score works.
So, let's go through this frame by frame for all the
know is this is the day one. Tickets are already purchased. We there.
released their brand new trailer. We'v e been waiting for this for like
So we can't wait to share that with you. Um it's been
I'm so goddamn hyped for this movie. Let's go with the rumor
music] [music] Hey. This is Liv. I'm Matthew. I'm Jenny. I'm
Wha t up everyone, and welcome back to the channel. We
are they make you so hype like wow. Yeah. Last thing I'll say
Yo, what's good, man? You know back on RTTV baby. Gang, gang, gang.
Dune is is like a masterpiece to me, especially that second movie. But, uh
I F IT'S YOUR FIRST TIME HERE, IT DEFINITELY
going to drop, I'm super excited to check those out, too. But I have
Every reaction above is a creator's own upload on YouTube, credited to their channel. Reaction videos are found automatically; a creator can claim their page or ask for a video to be removed from the creator directory.
Reactr Verdict
Did Avengers: Doomsday deliver on its trailer?
86The trailer
104 reaction videos scored. See them all
104 reaction videos scored. See them all
?The film itself
scored from reactions posted after release
scored from reactions posted after release
Verdict comingafter opening weekend
After release, creators post a second kind of video, their reaction to the film itself. Reactr scores those the same way it scored the trailer reactions and puts the two numbers side by side to answer one question: did the movie live up to its trailer?
The making of it
The history behind Avengers: Doomsday
Production is led by Marvel Studios, Kevin Feige Productions and AGBO. Joe Russo and Anthony Russo directs, with writing credits for Stephen McFeely, Michael Waldron and Chris McKenna. As part of the The Avengers series, this one arrives with history attached. Longtime fans will be watching the details. It clocks in at 2 hours 45 minutes.
Meet the cast
Who you’ll see in the trailer
Robert Downey Jr., Chris Evans and Chris Hemsworth lead the cast. Robert Downey Jr. plays Victor von Doom / Doctor Doom.
Robert Downey Jr.
as Victor von Doom / Doctor Doom
Chris Evans
as Steve Rogers
Chris Hemsworth
as Thor
Pedro Pascal
as Reed Richards / Mister Fantastic
Paul Rudd
as Scott Lang / Ant-Man
Anthony Mackie
as Sam Wilson / Captain America
Florence Pugh
as Yelena Belova
Vanessa Kirby
as Sue Storm / Invisible Woman
Why this one is worth it
This trailer was made to be reacted to
The best action beats hit before your brain catches up. That split second is exactly what a reaction camera is for.
Theatrical releases are won in the weeks before opening night, and trailer reactions are where that energy starts. Yours can be part of it.
Reactions on Reactr
Be one of the first to react
Reaction clips for Avengers: Doomsday will appear here as Reactors share them. The Reactr recorder is free for creators: watch the trailer, record on camera or voice only, and the finished clip is yours to post on your own TikTok, Reels, or Shorts channel.
Record the first reaction →FAQ
Avengers: Doomsday: quick answers
How do I make my own Avengers: Doomsday reaction video?
Open the reaction recorder on your phone at reactr.film/studio/avengers-doomsday, choose camera or voice only, and press record while the trailer plays. Reactr captures your reaction and gives you a share-ready clip when the trailer ends. It is free.
Do I have to be on camera?
No. Voice Reaction mode records your commentary with the microphone only: the camera stays off, no face is recorded, and you still get a share-ready clip for your channel.
When does Avengers: Doomsday come out?
Avengers: Doomsday is scheduled to open in US theaters on December 18, 2026. Dates can shift, so check back for updates.
Who stars in Avengers: Doomsday?
Robert Downey Jr., Chris Evans, Chris Hemsworth, Pedro Pascal and Paul Rudd lead the cast, directed by Joe Russo and Anthony Russo.
Is Reactr free?
Yes. Recording reaction clips on Reactr is free, with no paywall on the finished clip. You own your clip and can post it to TikTok, Reels, Shorts, or anywhere else. Reactr makes money from studios and sponsors, not from creators.
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