| Regret of Infinite Ochema | |
|---|---|
| Item Type | Trace Material, Echo of War Material |
| Inventory Category | Upgrade Materials |
| Rarity |
|
| Description | Advanced level-up material for Traces. |
| How to Obtain |
|
Honkai Star Rail Regret of Infinite Ochema Guide: Overview
Honkai Star Rail Regret of Infinite Ochema is a rare Tier 4 Trace material, essential for upgrading character Traces to increase their power and unlock advanced stats. It is mainly used for characters such as Kafka, Blade, Yunli, Dan Heng (Ice Legion), Jingliu, and others. This material is obtained by defeating the weekly boss Phantylia the Undying in the Echo of War: Divine Seed challenge, located in Scalegorge Waterscape on Xianzhou Luofu. Due to its limited availability and importance, it is highly sought after by players aiming to optimize their teams for high-level content and battles.
Honkai Star Rail Regret of Infinite Ochema Guide: How to Obtain
| Phantylia the Undying |
![]() |
| Trailblaze Power | ×30 |
| Reset Time | Every Monday at Server Reset |
| World | The Xianzhou Luofu |
| Phases | 3 Phases |
| Weaknesses | |
| Resistances | Frozen RES, Entanglement RES |
Honkai Star Rail Regret of Infinite Ochema Guide: How to Use
Character Trace Ascension
Regret of Infinite Ochema is a vital Trace Ascension material used by top-tier characters like Blade, Kafka, Jingliu, and more. It enhances abilities and unlocks key stats for Argenti, Huohuo, Fu Xuan, Yunli, and others, powering up their combat potential.
Argenti![]() | Blade![]() | Feixiao![]() |
Fu Xuan![]() | Fugue![]() | Guinaifen![]() |
Hanya![]() | Huohuo![]() | Imbibitor Lunae![]() |
Jiaoqiu![]() | Jingliu![]() | Kafka![]() |
Luka![]() | Lynx![]() | Topaz![]() |
Yunli![]() |
Honkai Star Rail Regret of Infinite Ochema Guide: Conclusion
Honkai Star Rail Regret of Infinite Ochema is a key material for boosting character strength, especially for powerful units like Kafka and Jingliu. Since it’s only obtainable weekly from Phantylia the Undying, careful planning is needed to maximize its use. Prioritizing who gets upgraded first can greatly improve team performance in tougher content, making this resource essential for long-term progression and late-game optimization.
Frequently Asked Questions (F.A.Qs)
❓How many times can I farm it weekly?
You can challenge Echo of War bosses, including Phantylia, up to three times per week, with each fight consuming 30 Trailblaze Power. Plan your weekly farming accordingly.
❓How many Regret of Infinite Ochema can I get per run?
Each run can yield 2 to 4 Regret of Infinite Ochema, depending on RNG and drop rates. Sometimes, you’ll also receive bonus drops like Light Cone EXP and relics.
❓Why is Regret of Infinite Ochema important?
It’s crucial for enhancing Traces that boost damage, unlock passive effects, and power up talents. Without it, your characters can’t reach their full potential.
❓Will my unused Regret of Infinite Ochema expire?
No. You can safely store unused materials without any expiration. Save them for future characters who may need this item for Trace upgrades.

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