Overview
- The first teaser plays exclusively before Avatar: Fire and Ash and ends with a countdown to the Dec. 18, 2026 release date.
- Footage shows Steve Rogers at home before revealing him cradling a newborn, with on-screen text confirming his return.
- Joe and Anthony Russo shared an official countdown clip on social media as part of the one-year-out campaign.
- Audience-shot versions of the in-theater teaser circulated online despite no official digital release, with some posts removed for copyright.
- Industry reports indicate additional character-focused teasers will run with Avatar in the coming weeks, as the ensemble features Robert Downey Jr. as Doctor Doom alongside returning MCU, Fantastic Four, Thunderbolts, and legacy X-Men actors.