Genshin Impact · Weapons

Hymn of the Maelstrom

Catalyst

Lore

An exquisite lamp crafted out of blue chalcedony which looks like a treasure right out of a fairy tale. It is said that a song of praise, forgotten by all, slumbers sealed inside this lamp.

Rondo of Slumber

The passive every copy of the weapon carries, one line per refinement rank.

Rank 1
Increases Healing Bonus by 4%.
When performing healing, the equipping character gains the "Vatsamonga's Vatic Vintage" effect, which increases Max HP by 4% as well as increases the currently active party member's ATK by 0.4% for every 1,000 Max HP the equipping character has over 40,000. A maximum of 8% ATK can be gained in this way. This effect lasts 10s, max 3 stacks.
When a nearby party member triggers a Frozen or Stellar Swirl reaction, the aforementioned Max HP and ATK boosts will be further increased by 75% for the next 5s.
The aforementioned effects can still trigger even when the equipping character is not on the field.
Rank 2
Increases Healing Bonus by 5%.
When performing healing, the equipping character gains the "Vatsamonga's Vatic Vintage" effect, which increases Max HP by 5% as well as increases the currently active party member's ATK by 0.5% for every 1,000 Max HP the equipping character has over 40,000. A maximum of 10% ATK can be gained in this way. This effect lasts 10s, max 3 stacks.
When a nearby party member triggers a Frozen or Stellar Swirl reaction, the aforementioned Max HP and ATK boosts will be further increased by 75% for the next 5s.
The aforementioned effects can still trigger even when the equipping character is not on the field.
Rank 3
Increases Healing Bonus by 6%.
When performing healing, the equipping character gains the "Vatsamonga's Vatic Vintage" effect, which increases Max HP by 6% as well as increases the currently active party member's ATK by 0.6% for every 1,000 Max HP the equipping character has over 40,000. A maximum of 12% ATK can be gained in this way. This effect lasts 10s, max 3 stacks.
When a nearby party member triggers a Frozen or Stellar Swirl reaction, the aforementioned Max HP and ATK boosts will be further increased by 75% for the next 5s.
The aforementioned effects can still trigger even when the equipping character is not on the field.
Rank 4
Increases Healing Bonus by 7%.
When performing healing, the equipping character gains the "Vatsamonga's Vatic Vintage" effect, which increases Max HP by 7% as well as increases the currently active party member's ATK by 0.7% for every 1,000 Max HP the equipping character has over 40,000. A maximum of 14% ATK can be gained in this way. This effect lasts 10s, max 3 stacks.
When a nearby party member triggers a Frozen or Stellar Swirl reaction, the aforementioned Max HP and ATK boosts will be further increased by 75% for the next 5s.
The aforementioned effects can still trigger even when the equipping character is not on the field.
Rank 5
Increases Healing Bonus by 8%.
When performing healing, the equipping character gains the "Vatsamonga's Vatic Vintage" effect, which increases Max HP by 8% as well as increases the currently active party member's ATK by 0.8% for every 1,000 Max HP the equipping character has over 40,000. A maximum of 16% ATK can be gained in this way. This effect lasts 10s, max 3 stacks.
When a nearby party member triggers a Frozen or Stellar Swirl reaction, the aforementioned Max HP and ATK boosts will be further increased by 75% for the next 5s.
The aforementioned effects can still trigger even when the equipping character is not on the field.