Critics have been left dazzled by the latest Avengers film, describing it as "glorious", "irresistible", "intensely satisfying" and "masterful".
In his five-star review, The Guardian's Peter Bradshaw says the film delivers "a huge sugar rush of excitement".
Empire and the Telegraph both call the film "a victory lap", while Screen Daily says it is "occasionally superb".
Avengers: Endgame is expected to break box office records when it arrives in cinemas later this week, reports BBC.
Its directors, sibling duo Anthony and Joe Russo, have exhorted fans not to reveal any of its plot details.