Marvel Drops Major Avengers: Doomsday Update Ahead of SXSW London

Marvel’s next big showdown is snapping into focus faster than expected, with fresh intel dropping ahead of SXSW London.

Marvel fans, grab a pen: the Russos just told everyone to circle SXSW London. It sure looks like Avengers: Doomsday is about to poke its head up there, and the way they teased it is very them.

What the Russos actually teased

Anthony and Joe Russo dropped a cryptic Instagram post promoting SXSW London: the words "SXSW London" laid over Doctor Doom's classic insignia. No caption spelling anything out, just a big, unmistakable hint. Predictably, that set off the usual theory cyclone: trailer? casting? first footage? all of the above?

Worth noting: this is part of a larger team-up between the festival and AGBO, the Russos' indie studio. Avengers: Doomsday itself is deep in post at Pinewood Studios right now, which makes the timing and the location feel... deliberate. If you are trying to guess where a first big public reveal could happen, this is suddenly high on the list.

The plan in London (so far)

• Dates: SXSW London runs June 1–6 across Shoreditch, which the fest is turning into a week-long mashup of tech, music, and screen arts. It is the first European spin-off of the Austin original.
• AGBO x SXSW London: the partnership goes beyond a tease. On June 2, there is a special screening of Avengers: Infinity War, introduced in person by the Russos. They have also promised special guests.
• Panel: the brothers will sit down for a world-building talk with Donald Mustard (AGBO partner and co-creator of Fortnite).
• The tease itself: that Doom-marked IG post signaling an "Avengers: Doomsday" presence at the festival without saying exactly what that means. Translation: expect something, but they are keeping it locked for now.

Quick primer on SXSW London

This offshoot has moved fast to feel legit. Its first edition has already hosted notable premieres like Deep Cover, Stans, and The Life of Chuck, which helped the Screen Festival side instantly feel like a place where bigger movies show up to make noise.

The rest of the lineup is not shy either

Outside the Marvel swirl, the festival is going wide:

It opens with Virginia Woolf's Night and Day, a romantic-comedy take led by Haley Bennett, Jack Whitehall, Lily Allen, and Richard E. Grant. Claire Foy teams with Richard E. Grant again on the glossy period caper Savage House. Jane Schoenbrun arrives with a Cannes-acclaimed slasher-satire streak. And yes, that "Get Jiro!" — now a dystopian anime series — makes its international debut.

World premieres on deck include the crime- comedy All Night Wrong, the surreal fantasy The Boy With the Light-Blue Eyes, and the culinary documentary Feast or Famine. If you like variety, this is a week that swings for it.

Where this leaves Avengers: Doomsday

The film is still a vault, but between Pinewood post-production and the AGBO partnership, SXSW London lines up nicely for a first big public beat. The Russos have also been talking up a surprising Doctor Doom–Steve Rogers dynamic in the movie, which only adds to the curiosity about what angle they will showcase first.

Bottom line

June 1–6 is now appointment viewing if you care about where Marvel lands next. Keep an extra eye on June 2 for that Infinity War screening and whatever the Russos smuggle in around it. If they lug special guests across town, they probably are not doing it for nothing.

What do you think they actually reveal at SXSW London — trailer, casting, Doom-first look, or a curveball? Drop your best guess below.