Pre-launch › Trailer campaign · 16 Dec 2025 · T−367
Teasers leak before their cinema debut
Descriptions of all four teasers and grainy footage of the first spread online days before they played with Avatar: Fire and Ash.
ReportedGLOBALFan / organic
Details
- Date
- 16 Dec 2025 · T−367
- Phase
- Pre-launch › Trailer campaign
- Category
- Controversy & reactive
- Markets
- Global
- Led by
- Fan / organic
- Channels
- Social
Sources 2
- The first teaser for Avengers: Doomsday has leaked online – and it contains a massive spoiler about the new Marvel movieTechRadar · 16 Dec 2025 · techradar.com · SecondaryVerifies: Teaser leak before the theatrical debut
- Chris Evans Returns for 'Avengers: Doomsday' as Captain America With a Child, Teaser ConfirmsVariety · 23 Dec 2025 · variety.com · SecondaryVerifies: Theatre-first teaser with Avatar: Fire and Ash; leak; first poster
More from trailer campaign
18 Dec 2025 T−365
Russos post a countdown exactly one year out
At 365 days to release, the directors posted a digital clock that glitched to "DOOMSDAY" for one frame.
GLOBALReported
Russo brothers · Mystery & easter egg
18 Dec – 23 Dec 2025 T−365
Standout
Teaser 1, "Steve Rogers Will Return", plays only in cinemas first
A wordless teaser of Steve Rogers on a farm with a baby played before Avatar: Fire and Ash, then went online five days later with a countdown card.
GLOBALConfirmed
Chris Evans
30 Dec 2025 T−353
Teaser 2, "Thor Will Return"
Thor kneels in a forest and prays to Odin for strength to return home to his daughter, played by Chris Hemsworth's own daughter.
GLOBALConfirmed
Chris Hemsworth