The True Age Of Black Star: 5 Shocking Facts About The Soul Eater Assassin's Past And Power

The question of "How old is Black Star?" is a common one among fans of the hit anime and manga series Soul Eater. Given his bombastic personality, immense strength, and towering ambition to surpass the gods, many assume the young meister is older than he appears. As of the current date in December 2025, the canonical answer remains firmly established, but the context surrounding his age reveals deep secrets about his tragic past and his unparalleled growth throughout the series.

Black☆Star, the self-proclaimed "Warrior God," is the youngest of the main meisters at the Death Weapon Meister Academy (DWMA), yet he possesses one of the most powerful and unique Soul Wavelengths in the entire series. His youthful age is a crucial element of his character, highlighting his raw, untamed potential and the heavy legacy he carries as the last survivor of a notorious assassin clan.

Black Star's Official Biography and Profile

To truly understand the character, we must first establish the core biographical data for the assassin who despises silence and craves the spotlight. This profile is consistent across official sources and the original manga by Atsushi Ohkubo.

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• Full Name: Black☆Star (ブラック☆スター, Burakku☆Sutā)
• Age (Series Start): 13 years old
• Birthday: February 22
• Meister Classification: Assassin (but prefers to be called a "Warrior")
• Weapon Partner: Tsubaki Nakatsukasa (a Shadow Weapon)
• Affiliation: Death Weapon Meister Academy (DWMA)
• Height (Approx.): Varies, but generally cited between 148 cm (4'10'') and 167 cm (5'5'')
• Hair Color: Blue
• Eye Color: Black/Dark
• Goal: To surpass the gods and become the greatest assassin/warrior.
• Key Personality Traits: Egotistical, hyperactive, loud, impulsive, and incredibly loyal.

The Shocking Truth: Why Black Star’s Age is 13

While the number 13 may seem arbitrary, it is a deliberate choice by creator Atsushi Ohkubo that is deeply tied to the narrative's central themes and the history of the Soul Eater universe. His age places him firmly in the same age bracket as his main peers, Maka Albarn, Soul Eater Evans, and Death the Kid, who all start the series around 13 to 15 years old.

1. The Star Clan's Downfall Happened Exactly 13 Years Ago

Black Star's age is an immediate, painful reminder of his past. He is the sole survivor of the infamous Star Clan (Hoshi no Ichizoku), a feared group of assassins who operated ruthlessly for money. The clan was wiped out by the DWMA approximately 13 years before the start of the main story. This means Black Star was a newborn baby when his entire family was eradicated due to their evil deeds of killing innocent people for Kishin Eggs.

His age of 13 is a direct, chronological link to the tragedy that defines his existence. He was taken in by the DWMA and raised by the instructor Sid Barrett, who was "mysteriously not dead," allowing him to grow up in the very organization that destroyed his lineage.

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2. He Shares a Significant Birth-Date Connection with Maka Albarn

The shared timeline between Black Star and his main rival, Maka Albarn, is an important, subtle detail. It is stated that Black Star was taken into the academy on the very same day that Maka Albarn was born. This synchronicity ties the two main meisters together, establishing them as contemporaries and rivals from the moment they entered the world, albeit under vastly different circumstances.

3. The Creator Originally Planned for an 18-Year-Old Black Star

In a fascinating piece of trivia that highlights his maturity and power, creator Atsushi Ohkubo initially envisioned Black Star as a much older character, around 18 years old. This older age was intended to better fit the role of a seasoned assassin. However, Ohkubo ultimately decided to make him younger to emphasize the dichotomy of an assassin who craves the spotlight—an unusual and childish trait that makes his character unique and sets him apart from the silent, traditional ninja archetype.

His incredible durability and physical strength, which is "unparalleled" in Soul Eater, further support the idea that he operates at a level far beyond his 13 years. This young age, combined with his immense power, makes his ambition to become a "Warrior God" more compelling.

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Black Star’s Evolution: The Ultimate Power of a 13-Year-Old

Black Star's power level grows exponentially throughout the series, a trait that is directly related to his unique Soul Wavelength and his partnership with the versatile Shadow Weapon, Tsubaki Nakatsukasa. Despite his youth, he quickly evolves from a simple student into one of the strongest characters, utilizing advanced techniques that are a testament to his "raw strength."

Mastery of the Shadow Weapon

Tsubaki Nakatsukasa, his patient and kind partner, is a rare Shadow Weapon capable of transforming into multiple forms, including a Chain Scythe, a huge Shuriken (Ninja Throwing Star), a Smoke Bomb, and the formidable Uncanny Sword (Demon Blade). Black Star's ability to seamlessly wield these different forms demonstrates an incredible level of flexibility and coordination for a meister of his age.

The Birth of Soul Menace and Soul Resonance

His true power lies in his unique and massive Soul Wavelength, which allows him to perform techniques that negate the need for a weapon entirely. The "Black Star Big Wave," which can be modified into the powerful Soul Menace, is a technique where he channels his own powerful soul energy to attack. This ability to fight without Tsubaki is a clear indication of his status as a warrior god-in-training.

Furthermore, his mastery of Soul Resonance with Tsubaki unlocks their ultimate forms, such as the Unnamed Zeroth Form Technique using the Uncanny Sword, where he charges his own shadows with incredible power. This is the hallmark of a true warrior, a level of skill that few meisters—regardless of age—ever achieve.

Conclusion: The Youngest Warrior God

Black Star is officially 13 years old at the beginning of Soul Eater, a fact that is anything but a simple detail. It is a fundamental pillar of his character, connecting him directly to the tragic demise of the Star Clan and the beginning of his journey at the DWMA. His youth contrasts sharply with his overwhelming power, his loud, egotistical personality, and his ultimate goal to surpass the gods.

His age of 13 is a constant reminder that the most powerful force in the Soul Eater universe can come in the smallest, loudest package. Black Star's story is a testament to overcoming a dark legacy, proving that even a young assassin can evolve into a legendary Warrior God through sheer will and an unparalleled Soul Wavelength. His journey, from a baby orphan of the Star Clan to a powerhouse meister alongside Maka, Soul, and Kid, is one of the most dynamic and memorable arcs in the entire series.