Seven years after its initial release, “Avengers: Endgame,” the conclusion to the beloved “Infinity Saga,” has returned to theaters as “Avengers Endgame: Encore.” This re-release, coinciding with the upcoming release of “Avengers: Doomsday” on December 18, offers fans a refresher on the events of the original film, along with four new scenes designed to tease future developments in the Marvel Cinematic Universe.

Among the added content, one scene revisits Steve Rogers, played by Chris Evans, and Peggy Carter, played by Hayley Atwell, dancing in their living room. This tranquil moment is interrupted by knocks on the door, leading to the appearance of Loki, played by Tom Hiddleston, who was previously believed to be dead.

Another new scene features Bruce Banner, played by Mark Ruffalo, in a video he recorded while in confinement after the events of “Spider-Man: Brand New Day.” Banner speaks briefly before someone appears off-screen, startling him and taking him away, leaving only a glowing green sigil. This sequence then transitions to a depiction of the collapsing multiverse within the Time Variance Authority, a location familiar from the Disney+ series “Loki.”

The re-release also includes a post-credit scene featuring the familiar sound of clanking metal, a sound previously teased at the end of the 2019 film and a callback to the 2008 “Iron Man” movie. This time, the scene reveals Doctor Doom creating his own mask. With Robert Downey Jr. set to portray Doctor Doom in an upcoming film, this particular scene has generated significant speculation among audiences regarding its meaning and future implications.

These new additions provide fresh context for a film that originally brought both joy and pain to audiences upon its release on April 26, 2019. The three-hour film explores a world five years after Thanos, played by Josh Brolin, snapped away half of all life, an event named “the blip.” Those who remained struggled to move on from their losses and cope with a world significantly diminished.

The remaining heroes faced the weight of defeat and sought to push forward. Black Widow, or Natasha Romanoff, played by Scarlett Johansson, worked to maintain order alongside James “Rhodey” Rhodes, played by Don Cheadle. Captain America, played by Chris Evans, encouraged hope despite his own stagnation. Hawkeye, or Clint Barton, played by Jeremy Renner, was haunted by the loss of his family, leading him to hunt down crime organizations. Thor, played by Chris Hemsworth, coped by collecting calories, drinking beer, and playing Fortnite. Bruce Banner, played by Mark Ruffalo, successfully merged his dual identity into “Smart Hulk,” while Tony Stark, or Iron Man, played by Robert Downey Jr., had settled down with his wife and daughter.

Despite their varied coping mechanisms and locations, an opportunity to undo the catastrophic events led these seven heroes, joined by new additions, to unite. Together, they embarked on a “time heist,” a mission requiring Stark to invent time travel to retrieve the six Infinity Stones. Their goal was to perform a snap of their own, thereby reversing Thanos’ actions.

Their efforts succeeded in bringing back billions who had disappeared. However, a connection between the alien character Nebula, played by Karen Gillan, and her past self allowed Thanos to learn of their plan, enabling him to bring himself and his army to the present day. This led to a final battle reminiscent of the conclusion of “Avengers: Infinity War,” but with the crucial difference that the team was truly united. All the original Avengers, with the exception of Romanoff who made a tragic sacrifice, stood alongside other MCU heroes previously lost to “the blip” to confront their adversary once more.

The climactic battle ended with Stark using the Infinity Stones to send Thanos and his army back to their timeline, an act that resulted in Stark's death and deeply affected viewers. The film then concluded with Stark's funeral and Rogers' decision to travel back in time to be with the woman he loved. These narrative threads, combined with the new scenes in “Encore,” are now sending waves of anticipation through fans, both old and new, as “Avengers: Doomsday” approaches.