| Past Evils of the Borehole Planet Disaster Details | |
|---|---|
| Item Type | Trace Material, Echo of War Material |
| Inventory Category | Upgrade Materials |
| Rarity |
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| Description | Advanced level-up material for Traces. |
| How to Obtain |
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Honkai Star Rail Past Evils of the Borehole Planet Disaster Guide: Introduction
The Honkai Star Rail Past Evils of the Borehole Planet Disaster is a crucial 4-star Trace Material, deeply tied to the echoes of destruction left behind by the Starcrusher Swarm King – Skaracabaz (Synthetic). As an advanced level-up material for Traces, it plays a vital role in strengthening select characters, enhancing their abilities to unleash their full combat potential. However, acquiring this resource is no simple task. Players must brave the Borehole Planet’s Old Crater: Echo of War, a formidable battleground located in the Seclusion Zone: Echo of War on the World Herta Space Station. With Trailblaze Power as the entry cost and a limited reset cycle every Monday, efficient farming of this item is essential for dedicated Trailblazers.
The significance of the Honkai Star Rail Past Evils of the Borehole Planet Disaster extends beyond its function as an upgrade material—it serves as a connection to the game’s intricate lore. This item is utilized by 11 powerful characters, each representing different Paths and elements, including Acheron, Aventurine, Black Swan, Dr. Ratio, and Ruan Mei. Whether enhancing the devastating strikes of Acheron’s Lightning-based attacks or amplifying the manipulative prowess of Black Swan’s Wind-infused abilities, this Trace Material ensures these warriors reach their peak potential. Every character that relies on this material shares a link to the eerie history of the Swarm King’s catastrophic reign, emphasizing the game’s thematic blend of power and ruin.
The haunting lore surrounding this material brings a deeper understanding of the Starcrusher Swarm King – Skaracabaz (Synthetic) and its terrifying origins. As a descendant of the Imperator Insectorum, this monstrous entity existed solely to consume and reproduce, wielding its enormous scythes to decimate planets in an endless cycle of destruction. The “broken planet” referenced in the item’s description paints a chilling picture of a world overrun by giant locust-like creatures, their endless swarm reducing civilizations to ruin. This dark past is preserved within the material itself, a lingering echo of the horrors once unleashed upon the cosmos.
For players seeking to optimize their character builds, the Honkai Star Rail Past Evils of the Borehole Planet Disaster is an essential resource, both mechanically and narratively. Its limited availability demands strategic planning, ensuring that Trailblaze Power is efficiently spent to maximize progression. Beyond its utility, this material is a testament to Honkai: Star Rail’s ability to merge gameplay with storytelling, transforming an upgrade item into a symbol of past devastation and hard-fought survival. Those who claim it do not merely strengthen their heroes—they carry forward the memory of a world lost to the Swarm King’s hunger.
Honkai Star Rail Past Evils of the Borehole Planet Disaster Guide: How to Obtain
To obtain the Honkai Star Rail Past Evils of the Borehole Planet Disaster, you need to successfully complete the Borehole Planet’s Old Crater: Echo of War. This Echo of War is located in the Seclusion Zone: Echo of War on the World Herta Space Station. As one of the game’s key challenge modes, it offers a formidable battle that tests your team’s strength and strategy.
Starcrusher Swarm King – Skaracabaz (Synthetic)

| Trailblaze Power | x30 |
| Reset Time | Every Monday (Server Reset) |
| World | Herta Space Station |
| Phases | 2 Phases |
| Resistances | ![]() ![]() ![]() |
| Weaknesses | ![]() Entanglement RES |
The reward for completing this challenge, which includes the Honkai Star Rail Past Evils of the Borehole Planet Disaster, is obtained by defeating the Starcrusher Swarm King – Skaracabaz (Synthetic). This powerful foe, a remnant of a destructive swarm species, embodies the horrors of planetary devastation. Its immense strength and relentless assault make it a daunting adversary, requiring well-prepared teams to overcome.
Keep in mind that attempting this Echo of War will consume Trailblaze Power, making efficient resource management essential for farming. Additionally, the rewards for the Echo of War reset every Monday at server reset, meaning players must plan their weekly activities accordingly. Securing this material is a necessary step for those looking to enhance their characters’ abilities to the fullest.

The Honkai Star Rail Past Evils of the Borehole Planet Disaster is classified as an Echo of War Material, signifying its significance in character progression. Used by several high-tier characters for Trace upgrades, this material represents both a challenge to obtain and a crucial resource for optimizing combat potential. Trailblazers who seek to maximize their team’s performance will find this item indispensable in their journey.
Honkai Star Rail Past Evils of the Borehole Planet Disaster Guide: How to Use
The Honkai Star Rail Past Evils of the Borehole Planet Disaster is an essential advanced level-up material used to enhance a character’s Traces. Strengthening Traces is a crucial step in maximizing a character’s potential, unlocking powerful stat boosts and new abilities that elevate their performance in battle. Given its importance, this material is highly sought after by players looking to optimize their team compositions.
Currently, 11 characters rely on the Honkai Star Rail Past Evils of the Borehole Planet Disaster for their Trace upgrades. These characters come from various Paths and elements, making this material valuable across different playstyles. Whether boosting Acheron’s devastating Lightning attacks or enhancing Aventurine’s Imaginary-based defenses, each hero benefits significantly from this upgrade.
The list of characters who require this material includes Acheron, Aventurine, Black Swan, Dr. Ratio, Gallagher, Misha, Robin, Ruan Mei, Sparkle, Trailblazer (Imaginary), and Xueyi. Each of these warriors wields unique abilities that define their combat roles, and investing in their Traces ensures they reach their peak effectiveness.
Character Trace Ascension
| Characters that Use Past Evils of the Borehole Planet Disaster |
Acheron![]() | Enhances offensive capabilities, boosting damage output and unlocking advanced combat skills, making her more effective at weakening enemies and supporting team damage strategies. |
Aventurine![]() | Strengthens defensive abilities, improving shield strength and enhancing team support skills, making her essential for protecting allies in tough battles. |
Black Swan![]() | Augments both damage-dealing and debuff-inflicting abilities, enhancing versatility in combat and making her adept at weakening and controlling enemies. |
Dr. Ratio![]() | Increases damage potential and critical hit capabilities, improving overall damage output, allowing him to deal more damage and take down priority targets more efficiently. |
Gallagher![]() | Enhances healing and support skills, improving team sustainability and providing better buffs, making him crucial for team healing and resilience in prolonged fights. |
Misha![]() | Boosts ice-based attack power and unlocks advanced offensive techniques, enabling her to deal more damage and control crowds effectively. |
Robin![]() | Strengthens buffing abilities, enhancing team performance and resilience by increasing damage, speed, and critical damage for allies, improving overall team synergy. |
Ruan Mei![]() | Improves crowd control and debuff skills, aiding in battlefield control by disrupting enemy actions and supporting team strategies through debuffs. |
Sparkle![]() | Enhances buffing capabilities, increasing allies’ damage output and combat effectiveness, allowing her to bolster team performance during combat. |
Trailblazer (Imaginary)![]() | Upgrades both offensive and defensive skills, providing flexibility in combat scenarios by enhancing buffs for allies and debuffs for enemies. |
Xueyi![]() | Increases quantum damage and unlocks powerful attack abilities, making her an effective damage dealer in battles and improving her offensive contributions. |
Honkai Star Rail Past Evils of the Borehole Planet Disaster is a vital material for advancing the Traces of key characters. Each character leverages this material to enhance their unique abilities, whether through boosting damage output, improving support skills, or amplifying their ability to control the battlefield. By strategically using this material, players can maximize their characters’ potential, ensuring they excel in combat and contribute significantly to the success of any team. Acquiring and utilizing this resource is essential for those aiming to unlock the full power of their roster and tackle the toughest challenges the game has to offer.
For players aiming to power up their favorite units, securing enough Honkai Star Rail Past Evils of the Borehole Planet Disaster is a must. Whether focusing on DPS, support, or tank roles, this material plays a pivotal role in unlocking a character’s full potential. Managing resources wisely and farming efficiently will ensure these elite fighters can stand strong against even the toughest challenges.
Lore and StoryHonkai Star Rail Past Evils of the Borehole Planet Disaster Guide: Lore and Story
The Honkai Star Rail Past Evils of the Borehole Planet Disaster is a pivotal item, serving as an advanced level-up material for enhancing characters’ Traces. This material is acquired by defeating the Starcrusher Swarm King: Skaracabaz (Synthetic) in the Echo of War: Borehole Planet’s Old Crater, located within the Seclusion Zone of the Herta Space Station.

The item’s name and associated lore point to a catastrophic event involving the Starcrusher Swarm King: Skaracabaz (Synthetic), a synthetic replica of the Emanator of Propagation, Skaracabaz. This entity was created by Ruan Mei as part of an experiment to cultivate life and understand Emanators. In its original form, Skaracabaz was a giant insect with the destructive ability to harvest planets using its massive mandibles, a trait inherited from the Imperator Insectorum. Its actions led to the devastation of numerous worlds, with one such planet described as “broken,” where “giant locusts blotted out the sky, and swarms of insects poured out of the planet’s crust.”

The Echo of War: Borehole Planet’s Old Crater serves as a battleground where players confront the Starcrusher Swarm King: Skaracabaz (Synthetic). This encounter not only offers a challenging fight but also rewards players with the Honkai Star Rail Past Evils of the Borehole Planet Disaster material upon victory. The location and the reward underscore the lingering impact of the ancient catastrophe and the ongoing threat posed by the remnants of the Swarm King.
The intertwining of the Honkai Star Rail Past Evils of the Borehole Planet Disaster with the history of the Starcrusher Swarm King and the Imperator Insectorum enriches the game’s narrative, providing players with a deep connection between in-game challenges and the broader lore. Acquiring this material not only enhances gameplay by allowing character progression but also immerses players in the rich, tragic history of the game’s universe.
Honkai Star Rail Past Evils of the Borehole Planet Disaster Guide: Conclusion
Honkai Star Rail Past Evils of the Borehole Planet Disaster stands as a crucial 4-star Trace Material, integral to advancing the abilities of many characters. This item acts as an advanced resource, strengthening the Traces of your characters and making them more powerful in battle. Its strategic importance cannot be overstated for those aiming to unlock their characters’ full potential and succeed in tougher challenges.
To obtain this material, players must venture into the Borehole Planet’s Old Crater: Echo of War, a challenging encounter within the Seclusion Zone: Echo of War on the World Herta Space Station. Defeating the Starcrusher Swarm King – Skaracabaz (Synthetic) grants the much-needed reward, including the Honkai Star Rail Past Evils of the Borehole Planet Disaster. However, this comes at the cost of Trailblaze Power, and rewards reset every Monday after the server reset, making it crucial to plan your efforts strategically.
Currently, 11 characters in Honkai: Star Rail rely on the Honkai Star Rail Past Evils of the Borehole Planet Disaster to enhance their Traces, spanning across different elements such as Lightning, Imaginary, Wind, Ice, Physical, Quantum, and more. These characters include powerful figures like Acheron, Aventurine, Black Swan, and others, each utilizing this material to unlock further combat abilities and strategies that contribute significantly to a player’s success.
The lore surrounding the Honkai Star Rail Past Evils of the Borehole Planet Disaster adds layers of depth to its importance. It is tied to the dark legacy of the Starcrusher Swarm King – Skaracabaz (Synthetic) and its destructive path of harvesting planets to propagate its species, a legacy rooted in devastation. The Borehole Planet’s Old Crater stands as a grim reminder of this ancient catastrophe, where a broken planet was overrun by locusts, a poignant symbol of the horror caused by the Swarm King and its connection to the Imperator Insectorum. The Past Evils of the Borehole Planet Disaster is a relic of that dark history, serving both as a resource for progress and a somber reminder of the past.

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