Overview
- The four short videos, premiered in theaters before Avatar: Fire & Ash and later posted online, have drawn about 1.02 billion combined views with record totals on Instagram and TikTok.
- Marvel released a thank‑you message and launched a live countdown clock to the December 18, 2026 opening of Avengers: Doomsday.
- The clips confirm major returns and crossovers, featuring Steve Rogers, Thor, legacy X‑Men actors, Wakanda and Talokan characters, and the Fantastic Four’s Thing.
- Directors Joe and Anthony Russo say the pieces are intended as story clues rather than standard trailers, with Joe Russo calling each one “narrative information.”
- Fans are promoting an unconfirmed theory that the teasers’ timestamps match Avengers: Endgame scenes tied to timeline fractures, as coverage links the setup to incursion stakes and trades report Robert Downey Jr. is set to play Doctor Doom.