13 Secrets About Muzan Kibutsuji (Demon Slayer)!

Muzan Kibutsuji, the leader of demons from demon slayer is the strongest demon out there who’s single drop of blood can give immense power to other demons. While Muzan hasn’t really had too much of screen time in the anime, yet he has successfully gained enough attention from the anime lovers. There are a lot of mysteries that surround this demon lord. From his origins and powers to his motivations and relationships, well let’s answer these queries and uncover13 secrets about Muzan Kibutsuji!

1.Muzan’s Difficult Birth and Experimental Medicine

Kibutsuji might have immense power right now, but his beginning was humble as an extremely weak human. His heart stopped multiple times in his mother’s womb, and he was declared dead at birth. However, he miraculously came back to life and surprised everyone. Later on in his life, he faced multiple illnesses. It seemed like an experimental medicine he was given had no effect. This led Muzan to kill the doctor in a fit of rage. But soon after, he started experiencing the effects of the medicine, which made him stronger but also brought about some peculiar changes, such as his inability to walk in sunlight and an insatiable urge for human flesh.

2. Muzan’s Memory and Ability Absorption

One of Muzan’s unique abilities is the power to absorb the body of anyone who touches him. By doing this, he can absorb their memories and even the abilities of other demons. This makes him a formidable opponent as he can gain new powers and knowledge simply by physical contact. It also adds to his aura of fear and control, as he holds the power to assimilate his victims into himself.

3. Muzan’s Regret and Killing of his Doctor

Though he is ruthless and shows no hesitation in killing anyone, there is one person he regrets killing – his doctor. After noticing his own health improvement, Muzan realized that if he had been more patient, the doctor could have cured him completely, providing a solution to his vulnerability to sunlight. Moreover, the doctor was also the only person who knew the location of the elusive Blue Spider Lily, a flower that that Muzan has been after for so long.

4. The Obsession with the Blue Spider Lily

The Blue Spider Lily holds a great significance for Muzan. It is the flower that the doctor used in his experimental medicine, and obtaining more of it could potentially grant him the ability to walk freely in sunlight. This obsession stems from his fear of death and illness in his human past life. His longing for immortality and freedom from his only weakness, sunlight, drives him to search for the Blue Spider Lily and eradicate its limitations. It is important to note that his motives are not centered around world domination but instead revolve around his personal quest for perfection and immortality.

5. Muzan’s Fear of Death and Illness

Throughout the series, Muzan’s fear of death and illness becomes evident. In one particular scene, while being mocked for his pale appearance, he kills a drunk man and his brother without hesitation. He then proceeds to lecture the drunk man’s girlfriend on how he is far from death and closer to perfection. This showcases his extreme aversion to sickness and mortality. In a chilling display of his power, he injects his blood into the woman’s body, causing her cells to melt. This incident underscores his abhorrence for anything related to weakness and death.

6. Muzan’s Role as the Creator of Demons

Muzan possesses the unique ability to turn humans into demons without actually biting them, making him the only demon capable of this power. This ability stems from his obsession with overcoming his vulnerability to sunlight. Initially, he experimented with creating a demon immune to sunlight, one that he could devour and gain immortality from. This led to the formation of the Twelve Kizuki, a group of the strongest demons who carry out his orders. However, their main missions, finding the Blue Spider Lily and dismantling the Demon Slayer Corps, remain unfulfilled.

7. The Power Dynamics within the Twelve Kizuki

As the leader of the Twelve Kizuki, Muzan bestows certain privileges upon his most trusted demons. The amount of Muzan’s blood present in a demon’s body determines their strength and power. The Twelve Kizuki, having the highest concentration of Muzan’s blood and they are the most formidable among all demons. Moreover, they serve as a filter through which humans can be indirectly transformed into demons. This is exemplified by Daki and Gyutaro, who were given blood by another Kizuki member, Doma, but only upon his selection.

8. Muzan’s Favoritism Among the Demons

Muzan has shown favoritism towards certain demons in the past. Kokushibo, being his strongest demon, is undoubtedly valued for his abilities. Likewise, Gyutaro also holds a significant position within the upper ranks, possibly due to his sister’s influence. Muzan strategically lets his sister share the upper six rank with him, ensuring his control over Gyutaro. Rui and Akaza, too, have enjoyed privileges not afforded to other demons. Akaza’s refusal to eat women and Rui’s permission to create a fake family demonstrate the exceptions Muzan makes for those he regards as useful or potentially loyal.

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9. Muzan’s Transformative Abilities and Sizes

Muzan can change his appearance, often assuming various forms such as Michael Jackson, a woman, or even a small child. However, his powers extend beyond mere shapeshifting. On certain occasions, Muzan can grow to a colossal size, towering over three buildings. The specific reasons and circumstances for this transformation are yet to be revealed, leaving viewers and readers curious and excited about the untapped potential of Muzan’s powers.

10. Muzan’s Ancient Origins and Immortality

While Muzan might have a modern appearance and attire, he was born in the Heian period, a historical era that lasted from 794 to 1185. Urokodaki reveals that he is over 1,000 years old and was born at least in the 9th century. This immortality aligns with his desire to become perfect and transcend the limitations of mortality. As the events of Demon Slayer take place during the Taisho era (1912-1926), Muzan’s longevity and existence across different historical periods add a layer of mystery to his character.

11. Muzan’s Relationships and Dark Acts

When Tanjiro met Muzan in the city, Muzan had a wife and daughter. After killing her husband, Muzan became the woman’s boyfriend. However, he decided against impersonating her deceased husband, realizing it would raise suspicions. Instead, he presented himself as someone completely different person and restricted his relationship with her to nighttime encounters. This was not the first relationship Muzan had in his long existence. It is said that he has been married five times, with each wife ultimately committing suicide due to his verbal abuse. Though the fate of his wife and daughter shown in the series remains unknown, it wouldn’t be surprising if Muzan was responsible for their demise.

12. Muzan and the Ubayashiki Family Curse

An intriguing connection exists between Muzan and Kagaya Ubayashiki, the head of the Demon Slayer Corps. They are both part of the same bloodline. In fact, Kagaya’s illness is a curse that has plagued their family for generations. This curse, a result of their ancestors bringing the first demon to life, manifests as physical weakness and a rotten appearance. It also drastically shortens their lifespan, with most men in their family barely reaching 30 years. This reveals the deep-rooted animosity and the personal stake the Ubayashiki family holds in their mission to defeat him.

13. Muzan’s Unique Anatomy

Muzan’s anatomy is far from ordinary. He possesses not one, but seven hearts and five brains. This unconventional configuration plays a crucial role in his incredible abilities and transformations.