Okay, here is an English summary of the movie plot for Avengers: Endgame (often associated with Thanos in his final act), which is likely what you mean by "Woodcarver Thanos movie plot." Please note that a movie solely focused on a "Woodcarver Thanos" doesn't exist; this plot summary covers Thanos's climactic role in Endgame.
Avengers: Endgame Thanos Plot Summary
In the aftermath of Avengers: Infinity War, where Thanos successfully wiped out half of all life in the universe using the Infinity Gauntlet, the remaining Avengers and their allies are in disarray. The heroes are scattered, and the universe struggles to cope with the devastating loss.
The story primarily follows the remaining main characters, now assembled as the "Avengers" (including Spider-Man, Black Widow, Captain America, Thor, Doctor Strange, Rocket, War Machine, and others), as they grapple with their grief and the future. A key figure in their quest is Thor, who seeks to avenge the death of his brother, Hulk, and finds a potential ally in an alternate-dimension version of his sister, Thor (from the future).
Their main objective becomes retrieving the six Infinity Stones scattered across the universe to assemble a new Infinity Gauntlet and reverse Thanos's destructive act. This requires time travel and navigating various dangerous timelines.
The alternate-dimension Thor reveals that the only way to undo Thanos's genocide is to travel back in time to the moment he obtained the stones and prevent him from doing so. This involves infiltrating Thanos's home planet of Vormir and retrieving the Soul Stone, one of the Infinity Stones.
During their mission, the heroes face numerous challenges and sacrifices. They eventually succeed in retrieving the Soul Stone from Vormir, but at a great cost: Peter Quill (Star-Lord) volunteers to sacrifice himself in exchange for the Soul Stone, allowing the others to return to their own time.
With the Soul Stone secured, the Avengers gather the remaining five Infinity Stones (Time, Space, Reality, Power, Mind) and assemble the Gauntlet on a battlefield. They confront Thanos, who has been waiting for them. Using the combined power of the Gauntlet, they reverse the effects of the Infinity Gauntlet he used previously.
Thanos, realizing his actions have been undone, experiences a profound sense of loss and helplessness as the universe he sought to "improve" is restored. Utterly disappointed and unable to accept his failure, he looks at his own hands, which he has been carving designs into throughout the film as a meditative practice, and in a moment of despair, snaps his own fingers.
This final act erases Thanos himself from existence, alongside anyone he had personally snapped away previously who was not restored by the Avengers' actions. The movie concludes with the restored universe beginning to heal, the surviving heroes reflecting on their immense losses, and the possibility of future challenges looming.
