Scored from what 88 creators said on camera while watching its trailers, out loud, in their own YouTube reaction videos. A proprietary Reactr score. How the score works
In theaters December 18, 2026. The trailer is here. Your reaction is the missing piece.
Free · no editing · camera or voice only · the clip is yours to post
Studios fund bonuses on titles they want reactions for. Raising your hand tells them you are in. No commitment, no promise of payment.
The studio also posted 5 short promo clips for this title. The trailers above are the ones worth reacting to.
Creators posted 88 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.
we know he has an insane range as an actor, but also like, it's
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.
Yeah, absolutely insane. It still feels like it's over a
So we can't wait to share that with you. Um it's been
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
Yo, what's good, man? You know back on RTTV baby. Gang, gang, gang.
are they make you so hype like wow. Yeah. Last thing I'll say
going to drop, I'm super excited to check those out, too. But I have
Um, yeah, I'm I'm so excited about this. I think it's so exciting because
I was so excited. [sighs] At least I'm imagine he's
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.
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?
Beloved heroes from three distinct universes are set on a deadly collision course and face an existential threat unlike anything they've ever encountered.
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.
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.
Robert Downey Jr., Chris Evans and Chris Hemsworth lead the cast. Robert Downey Jr. plays Victor von Doom / Doctor Doom.
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.
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 →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.
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.
Avengers: Doomsday is scheduled to open in US theaters on December 18, 2026. Dates can shift, so check back for updates.
Robert Downey Jr., Chris Evans, Chris Hemsworth, Pedro Pascal and Paul Rudd lead the cast, directed by Joe Russo and Anthony Russo.
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.
Watch the Avengers: Doomsday trailer, hit record on camera or voice only, and the clip is yours to post.
React to Avengers: Doomsday →