Genshin Impact · Weapons
Tome of the Eternal Flow

Lore
A manual that was once passed down from generation to generation within an underwater priory. Today, none know of its existence.
Aeon Wave
The passive every copy of the weapon carries, one line per refinement rank.
Rank 1
HP is increased by 16%. When current HP increases or decreases, Charged Attack DMG will be increased by 14% for 4s. Max 3 stacks. This effect can be triggered once every 0.3s. When the character has 3 stacks or a third stack's duration refreshes, 8 Energy will be restored. This Energy restoration effect can be triggered once every 12s.
Rank 2
HP is increased by 20%. When current HP increases or decreases, Charged Attack DMG will be increased by 18% for 4s. Max 3 stacks. This effect can be triggered once every 0.3s. When the character has 3 stacks or a third stack's duration refreshes, 9 Energy will be restored. This Energy restoration effect can be triggered once every 12s.
Rank 3
HP is increased by 24%. When current HP increases or decreases, Charged Attack DMG will be increased by 22% for 4s. Max 3 stacks. This effect can be triggered once every 0.3s. When the character has 3 stacks or a third stack's duration refreshes, 10 Energy will be restored. This Energy restoration effect can be triggered once every 12s.
Rank 4
HP is increased by 28%. When current HP increases or decreases, Charged Attack DMG will be increased by 26% for 4s. Max 3 stacks. This effect can be triggered once every 0.3s. When the character has 3 stacks or a third stack's duration refreshes, 11 Energy will be restored. This Energy restoration effect can be triggered once every 12s.
Rank 5
HP is increased by 32%. When current HP increases or decreases, Charged Attack DMG will be increased by 30% for 4s. Max 3 stacks. This effect can be triggered once every 0.3s. When the character has 3 stacks or a third stack's duration refreshes, 12 Energy will be restored. This Energy restoration effect can be triggered once every 12s.
Stats
Computed growth from the game data: slide to any level or ascension phase. Every stat is the weapon’s own.
- Base ATK542
- CRIT DMG88.2%
Ascension
What each phase costs and what it adds, read from the game data.
Total from Lv. 0 to Lv. 90
Meshing Gear ×15
Rift Core ×23
Dross of Pure Sacred Dewdrop ×5
Sublimation of Pure Sacred Dewdrop ×14
Mechanical Spur Gear ×23
Foreign Synapse ×27
Spring of Pure Sacred Dewdrop ×14
Artificed Dynamic Gear ×27
Alien Life Core ×41
Essence of Pure Sacred Dewdrop ×6
Mora ×225,000
Unlocks level 40
- Base ATK+31
Meshing Gear ×3
Rift Core ×5
Dross of Pure Sacred Dewdrop ×5
Unlocks level 50
- Base ATK+62
Meshing Gear ×12
Rift Core ×18
Sublimation of Pure Sacred Dewdrop ×5
Unlocks level 60
- Base ATK+93
Mechanical Spur Gear ×9
Foreign Synapse ×9
Sublimation of Pure Sacred Dewdrop ×9
Unlocks level 70
- Base ATK+125
Mechanical Spur Gear ×14
Foreign Synapse ×18
Spring of Pure Sacred Dewdrop ×5
Unlocks level 80
- Base ATK+156
Artificed Dynamic Gear ×9
Alien Life Core ×14
Spring of Pure Sacred Dewdrop ×9
Unlocks level 90
- Base ATK+187
Artificed Dynamic Gear ×18
Alien Life Core ×27
Essence of Pure Sacred Dewdrop ×6
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Game data updated Oct 26, 2026