Captain Marvel #26 (June 1973). Created by Mike Friedrich and Jim Starlin.
The cosmic entity Death made her first, silent appearance in Captain Marvel #26 (cover-dated June 1973). Her full introduction came shortly after in Captain Marvel #27 (July 1973). She was co-created by writer Mike Friedrich and writer-artist Jim Starlin, with Starlin being the primary architect of her character and her profound connection to Thanos.
Jim Starlin's work in the 1970s introduced a new level of psychedelic, existential, and cosmic storytelling to Marvel Comics. He was heavily influenced by psychology and philosophy, and the creation of both Thanos and Death was reportedly inspired by a college psychology class on Freud's concept of Eros (the life instinct) and Thanatos (the death instinct, or “death-urge”). Starlin envisioned a character, Thanos, who was literally in love with the embodiment of death itself. This created a uniquely compelling and disturbing motivation for a major villain. Death's design, a silent, cloaked skeletal figure, drew upon classic allegorical depictions of the Grim Reaper but imbued it with a sense of cosmic grandeur and enigmatic femininity that has defined the character ever since.
The origin of a being like Death is, by its nature, beyond mortal comprehension. It is not an entity that was “born” in a conventional sense but rather one that came into being with existence itself.
In the prime Marvel continuity, Death is an abstract entity that came into existence with the universe itself, alongside its conceptual opposite, eternity_(cosmic_entity). As life first emerged in the nascent cosmos, so too did its inevitable conclusion, and from this fundamental principle, the consciousness known as Death was formed. It is one of the most powerful and essential beings in the entire cosmic hierarchy, predating almost all other forms of life, including elder gods and the celestials. Death does not have a single, true physical form. The cloaked skeleton or the pale-skinned woman are merely manifestations, avatars it creates so that lesser beings can perceive and interact with it without their minds shattering. Its true form is abstract and incomprehensible. It resides within a pocket dimension known as the Realm of Death, a bleak and often featureless landscape that serves as a nexus through which all mortal souls must pass. Over the millennia, Death has been worshipped and feared by countless civilizations, many of whom created their own localized “death gods” (such as Hela of Asgard, Pluto of Olympus, or Mephisto, a demon often mistaken for a death deity) to try and comprehend its finality. These lesser beings, however, are merely managers of souls or rulers of specific afterlives; they all operate under the ultimate authority of the true cosmic entity, Death. It remains largely impartial, a force of nature more than a personality, though it has been known to take an active, and often manipulative, role in cosmic affairs when the fundamental balance of life and death is threatened.
The Marvel Cinematic Universe has taken a significantly different and more grounded approach to the concept of death. To date, a singular, sentient cosmic entity known as “Death” has not been confirmed to exist. Instead, the MCU has explored the theme and function of death through various characters, locations, and abstract concepts.
Death's personality is enigmatic and often contradictory. For the most part, it is a silent and impartial observer, a fundamental process of the universe that acts without malice or favor. It views the end of life as a natural and necessary part of existence. However, it is a fully sentient being with its own desires and motivations. When it does choose to interact with mortals, it can be seen as manipulative, coy, and even cruel. Its long and complex relationship with Thanos showcases this duality. It resurrected him to correct a cosmic imbalance but then stood by silently as he committed genocide in its name, seemingly intrigued by the depths of his devotion. It rarely speaks, communicating more often through gestures, emissaries, or direct telepathic influence. It is not “evil,” as its existence is necessary for the cosmic balance, but its morality is utterly alien to mortal comprehension.
As a high-level cosmic abstract, Death possesses power on a scale that is nearly impossible to quantify. Its abilities are effectively limitless within its sphere of influence.
Also known as the Dimension of Manifestations, this is Death's personal domain. It is a pocket universe where Death holds absolute authority. Its appearance is often shaped by the visitor, but it is typically depicted as a desolate, grey, and silent landscape. It features a massive structure known as the “Well of Eternity,” which contains the collective cosmic knowledge of the universe. It is through this realm that most souls in the Marvel Universe pass on their way to their final judgment and designated afterlife.
Since Death is not a personified entity in the MCU, its “powers” are represented by the various forces and individuals who deal with mortality.
The combined power of the six stones allowed Thanos to exercise a power analogous to the comic entity of Death—the ability to kill on a universal scale with a single thought.
In the comics, Death's most defining interactions are with those who become romantically or philosophically obsessed with it.
The single most important relationship in Death's history is with Thanos of Titan. Born a Deviant, Thanos was obsessed with nihilism and death from a young age. This philosophical fascination grew into a literal, romantic infatuation with the physical embodiment of Death. He saw her as the only being in the universe worthy of his affection and power. To prove his love and win her favor, he embarked on numerous campaigns of cosmic-scale genocide. The most infamous of these was his quest for the Infinity Gems. He gathered them not for power's sake, but to fulfill Death's perceived wish for a balanced universe by erasing half of all life. Throughout this, Death remained a silent, enigmatic object of his affection. She resurrected him to undertake the task but ultimately spurned him when he achieved godhood, as he had made himself her superior, not her equal. Her rejection was a key factor in his eventual defeat.
Death's relationship with deadpool (Wade Wilson) is one of the most bizarre love triangles in comics. As a subject of the Weapon X program, Deadpool's cancerous body is constantly regenerating, placing him in a state of flux between life and death. This near-death existence allowed his consciousness to perceive and interact with Death. The two developed a genuine, flirtatious, and even romantic connection. Death was intrigued by Wade's chaotic mind and the fact that he was the one mortal who could truly “know” her without dying. This relationship enraged the ever-jealous Thanos. To ensure that Deadpool could never truly join his beloved in the afterlife, Thanos “cursed” Deadpool with immortality, ensuring he would never be able to die and be with Death. This curse has been a source of immense angst for both Deadpool and Death.
A far more obscure but significant suitor, Walker was a being who once loved and worshipped Death. However, after she rejected him, his love turned to bitter hatred. He reversed his purpose, dedicating his existence to destroying Death by eradicating all life in the universe, thereby robbing her of her very function. To achieve this, he gathered powerful artifacts and came into conflict with Captain Marvel (Genis-Vell). Walker's story highlights a key aspect of Death's nature: that even a being who rejects her can become an existential threat through their obsession.
Death is a sibling entity to Eternity, Infinity, and Oblivion.
This is Death's defining storyline. After being resurrected by Death to correct a cosmic imbalance (the universe had more living beings than had ever died), Thanos incorrectly interprets her desire and sets out to wipe out half of all life as a macabre love offering. He succeeds, using the Infinity Gauntlet. Death's role is primarily that of a silent motivator. However, when Thanos, in his arrogance, ascends to a state of being superior to the cosmic pantheon, she turns on him. She aids the heroes and other cosmic entities in their fight against him, not out of compassion for the dead, but to restore the cosmic hierarchy that Thanos had shattered.
During the massive invasion of the universe by the Annihilation Wave from the Negative Zone, Death's role was more subtle but crucial. The leader, Annihilus, sought the extinction of all life, a goal that perversely threatened Death's own purpose; she presides over the cycle of life and death, not absolute oblivion. Death appeared before Nova and Peter Quill in a vision. Later, Thanos, who had allied himself with Annihilus, allowed himself to be killed by Drax the Destroyer as a final, desperate attempt to be with his beloved Death. It is implied she finally accepted him, at least temporarily, after this “true” death.
This event presented the ultimate threat to Death: a universe where she had been vanquished. The “Cancerverse” was an alternate reality where a hero, Captain Mar-Vell, defeated Death itself, resulting in a horrifying, cancerous undeath where nothing could ever die. Led by the twisted Lord Mar-Vell, this universe's inhabitants sought to “liberate” the 616-universe by destroying its version of Death. Death played a direct and active role, using Thanos as her chosen avatar. The final confrontation saw Thanos, enraged at the very existence of a universe without Death, unleash his full fury, ultimately sacrificing himself to destroy the Cancerverse and ensure the sanctity of his beloved's domain.
Captain Marvel #26 (June 1973). Created by Mike Friedrich and Jim Starlin.Earth X series (Earth-9997), it was revealed that Death created a “Realm of the Dead” to trick humanity's powerful mutant population. By making them believe there was an afterlife, she prevented them from realizing their own immortality, which would have upset the cosmic balance by stopping the celestials from using Earth as an incubator.