Earlier this year, some Avengers 4 promo art leaked. Despite some people claiming it was fake, the recent set photos have proven the art to be real and now some pieces of it have leaked in high resolution.
Today someone uploaded six of the character images to the MCU Wiki on Fandom in high resolution.
There’s Carol Danvers:
Professor Hulk in his stretchy suit:
Clean-shaven Cap in a refreshed uniform:
Iron Man still wearing the “Bleeding Edge” Mark 50 from Infinity War:
A Pirate Angel:
And a Sweet Rabbit:
That’s all that has been posted so far, but we’ll keep our eyes out for more!