Warning: Contains Potential Spoilers forIronheart: Bad Chemistry #1!Marvel Comicsis finally leveling up a newIronheartvillain, giving Riri Williams the perfect nemesis for both her comic adventures and her future in the MCU. The film franchise often pits its heroes against villains who serve as dark reflections of the protagonist and their powers, and Ironheart’s new one-shot is set to introduce a character who appears capable of matching Riri’s tech expertise.
…Riri Williams deserves a villain who can truly match and challenge her genius.

Marvel’s preview forIronheart: Bad Chemistry#1–written by John Jennings, with art by Jethro Morales–sees Riri struggle to keep up on a high-flying chase against the relatively new villain, Khem. Manipulating matter and even her own molecular structure, Khem proves to be a seriously powerful threat against Ironheart.
Khem can somehow glide through the sky, teleport, and even turn air into granite.Riri may be a teenage tech geniuswith extraordinary gadgets, but it seems she might have met her match with this mysterious villain, whose origins could be tied to somebody from Iron Man’s past.

Ironheart’s New Villain is the Chemistry-Based Counterpart to Riri’s Tech Genius (& Perfect for the MCU)
Ironheart has gone up against some heavy hitters before, but getting a brand-new villain who’s specifically designed to be her foil could usher in a bold new era forRiri Williams’ superhero adventures. Khem has only appeared once before, debuting in theFree Comic Book Day 2023: Marvel’s Voicesspecial, in a story by the upcoming one-shot’s writer, Jennings, and artist Paris Alleyne. The said story was also titledBad Chemistry, and the new one-shot will flesh out Riri’s new rival.Their updated face-off will help establish Khem’s place in the Marvel Universe and her role as the ultimate Ironheart adversary.
Marvel Reveals New Ironheart Comic, Teasing an Iron Man Enemy’s Return
Marvel has announced a new “Ironheart” one-shot ahead of the Disney+ series, and teased her villain’s connection to a classic Iron Man foe.
With a mysterious past yet to be revealed, powerful matter manipulation abilities, and other tricks potentially up her sleeve, Marvel may have finally found the perfect villain to serve as Ironheart’s primary antagonist in the comics and beyond. While a villain like Khem would be an excellent fit for the MCU, Riri still has other formidable foes she needs a rematch with. She also hasties to the Mandarin’s rings, andIronheart#11 by Eve L. Ewing andLuciano Vecchio even revealed her father’s origin as a super-powered member of the villainous Ten Rings organization, known as Dune.

Ironheart’s Future May Trade Science for Sorcery in the MCU
Why Khem Is Still the Perfect Villain to Challenge Riri Williams’ Genius
Khem may be an ideal match-up for Ironheart on a technical level, but it appears that things may be moving in a different direction for the hero soon.The upcoming MCU series will see Riri use her scientific smarts against supernatural supervillains.Ironheartcast The Hoodas Riri’s primary villain for the show, and there are even rumors about Mephisto making an appearance. With Ironheart’s show taking this direction, it’s possible that her comic adventures could soon be written to match the Disney+ series, taking Riri out of the science world with Khem and into Marvel’s realm of magic and mysticism.
Even with a detour into battling demons and the devil, Riri Williams deserves a villain who can truly match and challenge her genius. Khem, with her mysterious connection to another Iron Man villain, seems poised to become Riri’s true nemesis—a sinister reflection of her own superhero identity. As Marvel’s new one-shot givesIronhearta rematch against one of her most powerful and intriguing villains, Khem has the potential to make a lasting impact in the comics and prove she’s ready to level up to major supervillain status.

Ironheart: Bad Chemistrywill be available July 10, 2025, from Marvel Comics!