10 Most Powerful Sentinels In Marvel Comics, Ranked

The X-Men are coming to the Marvel Cinematic Universe soon. While the news right now is on the eventual arrival of The Fantastic Four, there have been hints that Marvel is bringing the mutants to the MCU soon. While it might not be the X-Men, there should be news about the heroes' arrival either to a new movie or a Disney+ streaming series.

With the mutants coming to the MCU, there is a question about what villains could arrive. With several never seen villains on the big screen, from Mister Sinister to Mojo, the idea of the Sentinels getting a bigger spot in the movie and TV world is intriguing. If the MCU keeps the idea of humans hating and fearing mutants, there are plenty of powerful Sentinels that could make an enormous impact on any mutant in the Marvel Universe.


10 The Prime Sentinels

Humans turned into Prime Sentinels attacking.

There is a Sentinel named Bastion that made the X-Men's life incredibly difficult. He looked like a human and was able to work with the U.S. military, helping turn them against the mutants. He also could create what is known as Prime Sentinels.

RELATED: X-Men - Ranking Every Villain From The Prequel Movies

Prime Sentinels are humans, and Bastion used nanites to turn them into cyborgs he could control with his mind. This took away the human's free will and made them pawns in Bastion's game. They were powerful, but they lacked the control of other Sentinels, and as mostly pawns thrown out to fight, they remained expendable.

9 The Original Sentinels

The Sentinels from Marvel Comics

The original Sentinels arrived in Marvel Comics as one of the first villains for the X-Men. They initially appeared in X-Men #14 by Stan Lee and Jack Kirby as giant robots programmed to detect and kill mutants on sight.

While these Sentinels were scary and powerful for the early X-Men team, they often fell rather quickly, and regular mutants could often destroy them with their powers. Cyclops could destroy one with a blast from his visor, and later Wolverine and Colossus could take one down with a fastball special. They became much more powerful in later years, with various upgrades.

8 Sentinel Squad O*N*E

Sentinel Squad ONE protecting Xavier Institute.

Tony Stark created The Sentinel Squad O*N*E to help protect the mutants after Scarlet Witch's vicious M-Day spell. There had been violent and deadly attacks on innocent mutants after their population was decimated, and Valerie Cooper commissioned them to help keep them safe. James Rhodes controlled this fleet of Sentinels to do this one job.

These Sentinels had the power to protect all mutants, but they ended up falling way short in the end. William Stryker actually shut one Sentinel down when attacking the mansion, and Exodus also stopped the Sentinels. Every one of these ended up destroyed in battle, a massive disappointment.

7 Bio-Sentinels

Bio-Sentinels in Marvel Comics.

The Bio-Sentinels made an aesthetic change to the mutant-killing robots. Instead of large sleek-looking robots, these were grotesque-looking creatures, and they were very dangerous. This is because the first one took the form of a dead mutant named Wallflower and then morphed into an organic Sentinel.

RELATED: Every X-Men Movie So Far, Ranked According to IMDb

That is what made this version so horrific, as all of them originated from dead mutants, and they can shoot Brood clones from their fingertips. Bonding mutants and Sentinels created a new and very powerful version of the villains.

6 Tri-Sentinel

The Tri-Sentinel from Marvel Comics

The Tri-Sentinel came to be thanks to the actions of Loki. This was when Loki was trying to destroy the Earth, and he took three different Sentinel prototypes and combined them into one monstrous creature.

To understand the power of this being, it took a cosmic force that only appears in the direst times to beat it. While it was Spider-Man who brought down the Tri-Sentinel, he needed to accept the cosmic energy of Captain Universe to do so.

5 Wild Sentinels

The Wild Sentinels going to destroy Genosha.

The Wild Sentinels caused one of Marvel's most horrific events in mutant history. These Sentinels were self-sustaining robots and remained dormant for years. However, Cassandra Nova, Professor X's twin sister, activated them and sent them to the mutant island nation of Genosha.

This was where the Wild Sentinels showed their true power. The robots attacked the island during a peaceful moment and killed 16 million men, women, and children mutants on the island. It was a complete massacre, and no mutant could withstand the attack, regardless of their powers.

4 Bastion

Bastion standing in the rain as an X-Men villain.

Bastion had one advantage over almost all other Sentinels. He looked like a human. This allowed him to integrate himself with the United States military and declare war on mutants, with no one realizing what he really was.

RELATED: The 10 Best X-Men Characters, According To Ranker

While not a giant robot, Bastion still had the superhuman strength and powers of his cybernetic body, which gave him strength, durability, speed, and more. However, what made him more powerful than most other Sentinels was that he had the ability of technoforming, which meant he could create new Sentinels out of humans using his powers and control them all with his brains. This gave him a massive army, making him too much to handle.

3 Omega Sentinels

Omega Sentinel killing Wolverine

The Omega Sentinels did more damage to the mutant world than any other version of the robots. These existed in the destructive alternate timeline, Days of Future Past, and they killed anyone and everyone. It was devastating, and even heroes like Wolverine and Colossus fell to them. That is how powerful these Sentinels were.

However, these Sentinels were even more powerful than that. They hunted down even non-mutant superheroes and killed them too, devastating the Avengers, Fantastic Four, and more on their way to ensuring no heroes remained standing to stop their mission.

2 Nimrod

Nimrod in the X-Men comics.

Nimrod came from the Days of Future Past timeline and ended up as one of the most powerful Sentinels in existence. In the potential future, Nimrod was one of the group of Sentinels that hunted down and killed most of the superheroes — both the mutant and regular ones.

When Rachel Summers time traveled to the past and ended up in the main timeline, Nimrod followed her. He posed as a hero at first but proved to be a remorseless killer. Nimrod is the most powerful of the Sentinels, with future tech and a power base that has what appeared to be a limitless range. He could even reconfigure his systems to eliminate any weaknesses and defeat new opponents. He also automatically repairs all damage. No one could beat him in battle, and it took Cable showing Nimrod how many people could die because of him for him to deactivate himself.

1 Master Mold

Master Mold battling Angel in X-Men comics.

While there might not be a stronger Sentinel in battle than Nimrod, there is one that is more powerful in the grand scheme of things. This is Master Mold. Bolivar Trask created the Sentinels, and the first one he created was Master Mold. However, he never expected Master Mold to become sentient.

As a sentient being, Master Mold gained the knowledge to create his own Sentinels and repair and rebuild Sentinel armies as quickly as they fell. He also has the power to repair any damage to himself, and as a creator of other Sentinels, he is the greatest threat to mutants in history.

NEXT: The 10 Best X-Men Comic Book Storylines, According To Ranker