 | Concepts | Eternal Lament |
| Rarity |  | |
| Type | Light Cone Enhancement, Character Ascension Materials, Skill Upgrade Materials, Traces Leveling Material | |
| Source | Black Tide Creature at Equilibrium Level 4 or higher Omni-Synthesizer — Material Synthesis Divergent Universe enemies Simulated Universe enemies Omni-Synthesizer — Material Exchange | |
| Description | A crystal born from the demise of black tide creatures. Advanced material used for enhancement. | |
| Story | Born of the void and destined to return to the void. A contorted existence wrought by decay, fated to wander the desolate earth purposelessly. "Its life is one of ruin and sorrow." |
| Table of Contents |
| Characters |
| Light Cones |
| Enemy Creatures |
| Gallery |
Characters
| Concepts | Rarity | Path | Combat Types | Character Materials | |
 | Anaxa | 5 | erudition-class | wind-damage_type |      |
 | Castorice | 5 | remembrance-class | quantum-damage_type |    |
| Per Page |
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Light Cones
| Concepts | Rarity | Path | ATK | DEF | HP | Skill | Character Materials | |
 | Life Should Be Cast to Flames | 5 | erudition-class | 582.12 | 529.2 | 952.56 | Increases the wearer's CRIT Rate by When the wearer actively uses an ability, reduces the DEF of enemy targets who get debuffed during the ability period by | |
 | Make Farewells More Beautiful | 5 | remembrance-class | 529.2 | 396.9 | 1270.08 | Increases the wearer's Max HP by When the wearer's memosprite disappears, advances the wearer's action by | |
| Per Page |
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Enemy Creatures
| Concepts | Difficulty | Reward | |
 | Tide-Eroded Blade | Enemy Creatures |     |
 | Black Tide's Corroded Daemon | Elite Enemy | |
 | Black Tide's Corroded Axe | Enemy Creatures | |
 | Long-Shattered Vessel | Enemy Creatures | |
 | Long-Shattered Vessel | Enemy Creatures | |
 | Long-Shattered Vessel | Enemy Creatures | |
| Per Page |
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It's a gimmick to add, just because people are regarding Castorice as the "anniversary patch charac...