In 2018, Thanos is accompanied by his children Ebony Maw, Corvus Glaive, Cull Obsidian, and Proxima Midnight, as they decimate Xandar to retrieve the Power Stone.
Thanos adopted six known children, Ebony Maw, Proxima Midnight, Corvus Glaive, Cull Obsidian, the Zehoberei Gamora, and the Luphomoid Nebula, and trained them in the ways of combat, turning each of them into a deadly warrior.
The deadliest member of the Black Order and one of the most powerful Children of Thanos is the dangerous warrior known as Proxima Midnight.
Thanos doesn't have any biological children, only adopted.
The Ultimate version of Ronan the Accuser is the son of Thanos, and is a part of his empire. He is ultimately defeated by the Thing.
In the mini-series event "Judgment Day", where the Eternals went to war with the mutants of Krakoa, Starfox refers to himself as a "mutant". His brother, Thanos, was always referred to as a mutant of the Titan Eternals.
Origin. Thane is the secret Inhuman son of Thanos. After a descendant Inhuman tribe ran afoul of Thanos and his army, one Inhuman woman returned home pregnant with Thanos' child.
An Eternal–Deviant warlord from the moon Titan, Thanos is regarded as one of the most powerful beings in the Marvel Universe. He has clashed with many heroes including the Avengers, the Guardians of the Galaxy, the Fantastic Four, the Eternals, and the X-Men.
Thanos' Eternals lineage
In the comics, Thanos is an Eternal, and one from a very important bloodline: His father, Al'ars, was the son of Kronos, who ruled the Eternals of Earth following a civil war that divided the original colony. Following his father's death, Al'ars traveled the universe as the Mentor.
Gamora was Thanos' stepdaughter, along with her stepsister, Nebula. However, Gamora was Thanos' favorite due to the fact that she always excelled in training and beat Nebula every time their stepfather pitted them against each other in a fight.
In the original Infinity Gauntlet, Thanos uses his omnipotent power to create a new wife, Terraxia, revealing the truth of his motivations.
Kang is more powerful than Thanos
Thanos certainly presented the Avengers with a challenge, and his power continued to grow as he amassed the various infinity stones. Kang, though, seems to have almost limitless power once he can access even one aspect of his hyperadvanced technology.
Thanos referred to Wanda as my child in Infinity War because he sees himself as the father/saviour of the Universe after all he didn't go through all the losses and sacrifices with conquests of world after world for his personal gain.
As explained in ULTIMATE X-MEN (2001) #11, Ultimate Fury was transporting Weapon X through Kuwait when their convoy was ambushed. He lost his left eye in the explosion but was ultimately saved by the man who would become Wolverine. And, he's worn the eyepatch ever since!
Maw has a genius-level intellect and a tactician's mind that may actually rival Thanos himself. In terms of abilities, Maw appears to have been gifted with a form of telepathy that lets him manipulate and control the minds of other beings.
Eros, also known as Starfox, is a member of the genetically engineered Eternals. Created by Arishem the Judge in the World Forge, he was stationed on Titan, joining the royal family as a prince and becoming the adoptive brother of Thanos.
Thanos' Brother Eros Is a Great Villain, But Marvel Needs Him as a Hero. Thanos' brother Eros reveres all life.
Peter Jason Quill was born in 1980 to Meredith Quill and Ego, making him a hybrid of human and Celestial. His conception was all part of a plot set up by his father to produce a second Celestial, whose power he could use to complete the Expansion, which involved assimilating millions of worlds into Ego's very being.
Gilgamesh
In terms of raw physical strength, Gilgamesh (Don Lee) is easily the strongest Eternal.
In the comics, Thanos and Eros are born on the Saturnian moon Titan to two Eternal parents, A'lars and Sui-San. Eros is born without the Deviant mutation, but Thanos is born with Deviant Syndrome. They're biological brothers, but they look wildly different.
The Eternals were instructed not to interfere with any human conflict unless Deviants are involved.
That villain is, of course, Kang the Conqueror, who's set to be the Avengers' next opponent in the upcoming Avengers: The Kang Dynasty. And while Thanos is certainly a hard act to follow, Kang may be a far greater threat than the Mad Titan ever was.
She is also the daughter of Zuras, and cousin of Thanos. In the comics, Thena had a long relationship with General Kro and had two sons with him, Donald Ritter and Deborah Ritter.
Thanos becomes enraged after meeting Mentor, continually killing him. Druig reveals the Mad Titan has also killed his mother five times as Thanos doesn't take the news about his parents well. Thanos is reminded that his parents will live as long as Earth exists, leading him to reunite his parents from isolation.