Marvel is bringing back an IconicX-Menvillain who is a perfect fit for its latest crossover. Marvel’s newAliens vs. Avengersseries has given us small glimpses of a few villains interacting with the deadly Xenomorphs, but the latest issue is set to feature the best baddie for this collaboration: Mister Sinister.
Aliens vs Avengers#3 by Jonathan Hickman and Esad Ribić sets itself in an alternate reality where the Marvel Universe is overrun by the galaxy’s most terrifying alien infestation, theXenomorphs ofAlienfame. A preview for this issue includes Mister Sinister, a character familiar to Hickman.

InAliens vs Avengers #3,Sinister uncovers the “love of his life” in a world overrun by Xenomorphs. Hickman’s return to Sinisterpromises deeper insights into the characteras he discovers the genetic secrets behind these creatures and their deadly intent.
Mister Sinister Is the Ideal X-Men Villain for ThisAliensCrossover
It’s no surprise that Sinister seems particularly excited about his discovery. The basic idea behind the Xenomorph is like a dream come true for him. Mister Sinister has a well-known obsession with genetic manipulation in the Marvel Universe. Most of his diabolical plans revolve around using genetics as a bioweapon - which is precisely what a Xenomorph is.
This fusion of genetic engineering and alien biology could be Sinister’s most terrifying creation yet.

In theAlienfranchise, the Xenomorphsare a speciesgenetically created for war and genocide.While Sinister’s plans normally center around combining mutant and Inhuman DNA, he can nowuse the Xenomorphs to create a superior species. This fusion of genetic engineering and alien biology could be his most terrifying creation yet.
Mister Sinister Is in the Right Hands with theAliens vs. AvengersCreative Team
Jonathan Hickman Knows Sinister Better Than Anyone.
Hickman’s long history withMister Sinistermakes him the ideal writer to bring this villain back into the limelight.He previously explored the complexities of Sinister’s motivations in his X-Men run, including inHouse of X,Dawn of X, andPowers of X. In those series, Sinister established himself as a character willing to do whatever it takes, good or bad, if it aligns with his overall goals. With that level of conviction and the secrets behind the Xenomorph at his disposal,Aliens vs. Avengersis undoubtedly setting a terrifying scene.
Aliens vs Avengers Should Be One of 2024’s Worst Comics… But It’s Quickly Becoming the Best
Usually, franchise crossovers tend to sacrifice plot and character when crafting their stories, which is a problem Aliens vs Avengers does NOT have.
WhileAliens vs.Avengersis set in an alternate timeline, it’s still an exhilarating read and maybe one of the Alien franchise’s best crossovers yet. The combination of Hickman’s storytelling and Ribić’s dynamic artwork makes this series a standout, especially for fans of both the Alien franchise and the X-Men. Sinister’s complex history with theX-Menand other Marvel stories, paired with the threat of the Xenomorphs, creates a unique opportunity for this crossover series.

Aliens vs. Avengers#3is available February 19th, 2025 from Marvel Comics.
X-Men
The X-Men franchise, created by Stan Lee and Jack Kirby, centers on mutants with extraordinary abilities. Led by the powerful telepath Professor Charles Xavier, they battle discrimination and villainous mutants threatening humanity. The series explores themes of diversity and acceptance through a blend of action, drama, and complex characters, spanning comics, animated series, and blockbuster films.
Alien
Cast
Alien is a television adaptation of the sci-fi horror franchise initially created by Ridley Scott, with the show being helmed by Noah Hawley. Set before the original film’s events, Alien will tell a brand new story with an original cast of characters and be the first in the series set on Earth.

