Nail of the Beast Coffin Nail of the Beast Coffin Details Item Type Character Ascension Material Inventory Category Upgrade Materials RarityDescription A section of a mech’s bionic spinal column. Can be used for the Ascension of Lightning characters.

The most important central component of the mech that was built in imitation of the borisin. Though the body that nurtured it no longer has even a sliver of life left, this component still maintains the “Slaughter Algorithm” inherited from primordial days and buried deep within its genes. How to Obtain
  • Stagnant Shadow: Shape of Mechwolf
  • Omni-Synthesizer — Material Exchange

Honkai Star Rail Nail of the Beast Coffin Guide: Introduction

The Honkai Star Rail Nail of the Beast Coffin is a crucial 4-star Character Ascension Material that plays a vital role in the advancement of Lightning-type characters within the game. Categorized under Upgrade Materials, this item carries a mysterious and powerful legacy, embodying the essence of a mech’s bionic spinal column. Its description reveals that it is the central component of a mech designed to mimic the borisin, an ancient creature, and while the mech may no longer be alive, the Nail still carries with it the legendary “Slaughter Algorithm” passed down from primordial times.

To obtain the Honkai Star Rail Nail of the Beast Coffin, players must conquer the Stagnant Shadow: Shape of Mechwolf, a challenging task that rewards them with this vital material. Alternatively, it can be sourced through the Omni-Synthesizer, where players can exchange two 4-star Character Ascension Materials for one Nail of the Beast Coffin. This provides an additional pathway for players to gather the materials necessary for their character ascension needs, making it a highly valuable resource.

The Honkai Star Rail Nail of the Beast Coffin is primarily used for the ascension of two specific Lightning-type characters: Aglaea and Moze. These characters, with their electric prowess, rely on this unique item to reach their full potential. Beyond ascension, the material is also essential for leveling up their Traces, further enhancing their abilities and making them even more formidable in combat.

For those looking to optimize their resources, the Honkai Star Rail Nail of the Beast Coffin can also be converted into other Character Ascension Materials via the Synthesizer. This flexibility adds strategic depth to its usage, allowing players to tailor their resource management to their needs while ensuring their Lightning-type characters stay at the forefront of battle. Whether through direct use or conversion, the Nail of the Beast Coffin is indispensable for any player looking to strengthen their team’s Lightning characters.

Honkai Star Rail Nail of the Beast Coffin Guide: How to Obtain

The Honkai Star Rail Nail of the Beast Coffin is a crucial 4-star Character Ascension Material that plays a vital role in the advancement of Lightning-type characters within the game. Categorized under Upgrade Materials, this item carries a mysterious and powerful legacy, embodying the essence of a mech’s bionic spinal column. Its description reveals that it is the central component of a mech designed to mimic the borisin, an ancient creature, and while the mech may no longer be alive, the Nail still carries with it the legendary “Slaughter Algorithm” passed down from primordial times.

Stagnant Shadow Reward

Howling Casket

WorldXianzhou LuofuWeaknessesResistanceNone

The Honkai Star Rail Nail of the Beast Coffin is primarily used for the ascension of two specific Lightning-type characters: Aglaea and Moze. These characters, with their electric prowess, rely on this unique item to reach their full potential. Beyond ascension, the material is also essential for leveling up their Traces, further enhancing their abilities and making them even more formidable in combat.

Character Ascension

Characters that Use Nail of the Beast CoffinAglaea
Aglaea, a Lightning-type character, requires the Nail of the Beast Coffin for ascension. This item helps her advance through higher ascension tiers, unlocking additional stats and abilities. Additionally, the Nail is essential for leveling up her Traces, which provide her with powerful buffs, further enhancing her combat capabilities. The Nail of the Beast Coffin is a vital component for maximizing Aglaea’s potential, making her more effective in both offensive and defensive roles.Moze
Moze, another Lightning-type character, shares a similar use for the Nail of the Beast Coffin. This material is key to her ascension process, helping her reach higher levels where her abilities become more potent. Furthermore, the Nail is needed to level up Moze’s Traces, which improve her skills and make her more formidable in battle. As with Aglaea, the Nail of the Beast Coffin is critical for unlocking Moze’s full potential, allowing her to maximize her offensive output and durability.

For those looking to optimize their resources, the Honkai Star Rail Nail of the Beast Coffin can also be converted into other Character Ascension Materials via the Synthesizer. This flexibility adds strategic depth to its usage, allowing players to tailor their resource management to their needs while ensuring their Lightning-type characters stay at the forefront of battle.

Any 4-star Character Ascension Material x2→
Nail of the Beast Coffin x1

Whether through direct use or conversion, the Honkai Star Rail Nail of the Beast Coffin is indispensable for any player looking to strengthen their team’s Lightning characters. Its power, tied to both ancient technology and the creatures of old, makes it a coveted resource for progressing through the game and maximizing character potential.

Honkai Star Rail Nail of the Beast Coffin Guide: How to Use

The Honkai Star Rail Nail of the Beast Coffin has several important uses within the game.


It serves as a Character Ascension Material, specifically for the Ascension of Lightning characters. The material is required for advancing Aglaea and Moze through higher ascension levels, unlocking additional stats and abilities to make them more powerful in combat.

Honkai Star Rail Nail of the Beast Coffin is crucial for leveling up the Traces of these characters. Traces are an important part of character progression, providing enhanced abilities and buffs that further increase the effectiveness of Aglaea and Moze during battles. As such, this material is key to unlocking their full potential.

Additionally, the Honkai Star Rail Nail of the Beast Coffin can be used in the Synthesizer to convert it into another Character Ascension Material, giving players more flexibility in managing their resources and allowing them to exchange this item for materials that may be needed for other characters.

In summary, the Nail of the Beast Coffin is primarily used for:

  • Ascending Lightning characters like Aglaea and Moze.
  • Leveling up the Traces of these characters.
  • Converting it into other Character Ascension Materials using the Synthesizer.

Honkai Star Rail Nail of the Beast Coffin Guide: Lore and Story

The lore surrounding the Honkai Star Rail Nail of the Beast Coffin provides fascinating insights into its origin and significance. The item is described as a section of a mech’s bionic spinal column and is identified as the most important central component of a mech built in imitation of the borisin. The borisin, an ancient and possibly powerful creature, is the model for this mech, suggesting that the Nail holds deep historical and biological connections to something much older and more dangerous.


Despite the mech itself no longer being alive, the Honkai Star Rail Nail of the Beast Coffin retains the “Slaughter Algorithm”, an ancient code inherited from primordial times. This algorithm is buried deep within its genes, hinting at a violent and long-forgotten past tied to the original being that the mech was designed to mimic. This connection implies that the Nail is not just a mechanical piece but a relic with a dark and powerful history.

The flavor text from the Omni-Synthesizer adds another layer to the story, with a quote that reads: “While you see a monster that can never be killed, I see infinite parts to salvage. That’s the difference in perspective.” This perspective highlights a practical, almost opportunistic view of remnants from defunct and powerful entities, focusing on their value as resources rather than their ominous past.


In summary, the lore of the Honkai Star Rail Nail of the Beast Coffin points to it being a critical part of a once-powerful mech designed after the borisin. Though the mech is no longer operational, its central component still holds a dangerous “Slaughter Algorithm” tied to ancient conflicts. This item represents a world where mechanical beings of immense power leave behind valuable, but potentially hazardous, remnants, with the process of obtaining it through the Stagnant Shadow: Shape of Mechwolf suggesting the ongoing presence of these lingering echoes of past conflicts.

Honkai Star Rail Nail of the Beast Coffin Guide: Conclusion

Honkai Star Rail Nail of the Beast Coffin is an indispensable 4-star Character Ascension Material that serves a pivotal role in the game’s progression system, particularly for Lightning characters like Aglaea and Moze. Its lore, tied to a powerful and ancient mech, adds depth to its significance, with its retained “Slaughter Algorithm” serving as a reminder of the dangerous legacy it carries. This connection to the past elevates the importance of the Nail, making it more than just a material—it’s a key to unlocking the potential of these formidable characters.

The primary use of the Honkai Star Rail Nail of the Beast Coffin is clear: it is essential for the ascension of Lightning characters, allowing Aglaea and Moze to reach higher power levels and gain crucial stats and abilities. Beyond ascension, the Nail is also vital for leveling up their Traces, a necessary step in improving their combat prowess and enhancing their abilities. This dual function reinforces the Nail’s value, positioning it as a crucial resource for maximizing the potential of these characters.

Obtaining the Honkai Star Rail Nail of the Beast Coffin is not an overly complicated task, with two main methods available: completing the Stagnant Shadow: Shape of Mechwolf or exchanging materials through the Omni-Synthesizer. The latter option provides players with flexibility, allowing them to exchange two 4-star Character Ascension Materials for the Nail, which offers a streamlined path to acquire this vital resource. This combination of acquisition methods ensures that players can work towards obtaining the Nail at various stages of their progression.

In addition to its use for ascension and Traces, the Honkai Star Rail Nail of the Beast Coffin also offers further utility through the Synthesizer, enabling players to convert it into other Character Ascension Materials as needed. This flexibility makes the Nail an even more valuable resource, reinforcing its critical role in character development. Whether through direct use or exchange, the Honkai Star Rail Nail of the Beast Coffin stands as a cornerstone in strengthening your Lightning characters and advancing your gameplay.