Spoiler alert! This article contains spoilers for Deadpool & Wolverine.

Summary

Wolverine’s haunting backstory inDeadpool & Wolverineoriginates inMarvel Comicsand was adapted very differently in a previousX-Menmovie.Deadpool & Wolverineincludes numerous Wolverine variants, with their primary version originating in a different universe than Fox’sX-Mentimeline. This Wolverine is haunted by a past incident that shapes his motivations and essential characteristics. This has roots in a famous comic book event, which affected a notable Wolverine variant very significantly.

Deadpool & Wolverineproffers a thrilling multiverse adventure where Fox’s Marvel movies meet the MCU timeline. As such,Deadpool & Wolverinefeatures several incredible cameosand even alitany of Deadpool variants. As the movie navigates the iconic antiheroes’ places in the MCU’s future, it recreated an incident from the X-Men’s past to give Wolverine the most tragic backstory it could.

The poster for Deadpool & Wolverine (2024) next to Emma Corin as Cassandra Nova atop a blurred image of the MCU’s Avengers

Deadpool & Wolverine Ending Explained

Deadpool & Wolverine’s ending is filled with multiversal stakes, insane cameos, and big teases for the future of the Marvel Cinematic Universe.

What Was The Westchester Incident?

In the comicOld Man Logan, Wolverine is tragically deceived by the villain Mysterio. Mysterio, using his masterful illusions, convinces Wolverine that the X-Mansion is under attack by a host of Marvel villains. In a desperate attempt to defend his home and the young mutant residents,Wolverine unleashes his full fury, only to discover too late that he has been tricked. Instead of enemies, he has slain his fellow X-Men, his closest friends and allies. The psychological and emotional toll on Wolverine is immense, as he grapples with the guilt and horror of having killed those he loved most.

Thisharrowing story was later adapted for the filmLoganbut with a significant twist. In the movie, it is hinted throughout that Wolverine might have been responsible for a tragic event, with Professor Xavier frequently alluding to something awful that happened. However, it is ultimately revealed that it was Xavier himself who accidentally killed the X-Men during a seizure-induced psychic attack - known as the Westchester Incident. WhileLoganshifted the responsibility to Xavier,Deadpool & Wolverine’s referencereturned the burden of guilt to Wolverine.

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How Deadpool & Wolverine Updated The Westchester Incident

The Westchester Incident was adapted for the second time inDeadpool & Wolverinebut with notable changes to the original story. In this version, the X-Men are killed not by Wolverine or Xavier, but by a group of humans. While Wolverine is away at a bar drinking, the humans launch a brutal attack on the X-Mansion, resulting in the deaths of the X-Men. Upon his return and discovery of the massacre,Wolverine is consumed by rage and grief.

Wolverine responds by mercilessly slaughtering numerous Marvel villains, an act that mirrors his actions in the original comic incident where he believed he was fighting enemies. This adaptation brings a fresh perspective to the Westchester Incident by removing the element of illusion andinstead framing it as a human-driven atrocity. It retains the core themes of loss and vengeance but shifts the context to explore different aspects of Wolverine’s character. This gaveDeadpool & Wolverinethe perfect backstory for the alternative Wolverine haunted by his past.

Wolverine walking among giant graves in Deadpool & Wolverine (2024)

Deadpool & Wolverine

Cast

A follow-up to the highly successful Deadpool and Deadpool 2 films starring Ryan Reynolds as the Merc with a Mouth. The third film will be the first in the franchise to be developed under the Marvel Studios banner following Disney’s acquisition of 20th Century Fox.

Deadpool and Wolverine Poster Showing Wade Wilson’s Swords Showing Hugh Jackman’s Reflection