To get Solemn Lament in Lineage Piece, go to Frostborn Island, craft Lament for the living and Grief for the dead from their gun parts, bring 5 Fusion Cores, 100 Soulweaver Butterflies, 250 Boss’s Souls, 30,000,000 Coins, and 45,000 Gems to Yi Sang, then finish the mastery questline for the R move.
Solemn Lament is a weapon in Lineage Piece: a dual-pistol unlock with its own moveset and mastery chain. The route starts on Frostborn Island, runs through both gun crafts, then finishes with Yi Sang’s mastery tasks.
- Solemn Lament requirements at Yi Sang
- Currency and mutation items to prepare
- Craft Lament for the living from the Black Gun Parts
- How to get and master Solemn Lament in Lineage Piece
- Grief for the dead White Gun Part route
- Forge Solemn Lament on Frostborn Island
- Solemn Lament mastery tasks
- Solemn Lament moves after mastery
- Best pairings for Solemn Lament
- Frequently Asked Questions
Solemn Lament requirements at Yi Sang
| Requirement | Amount |
|---|---|
| Lament for the living | x1 |
| Grief for the dead | x1 |
| Fusion Core | x5 |
| Soulweaver Butterfly | x100 |
| Boss’s Soul | x250 |
| Coins | 30,000,000 |
| Gems | 45,000 |
Start at Frostborn Island and talk to Yi Sang to open the Solemn Lament unlock menu. The two named gun crafts are the main grind, while the currencies and mutation items are the stockpile check before the final purchase.
Currency and mutation items to prepare
| Item | How to prepare it |
|---|---|
| Soulweaver Butterfly | Farm Butterflyed Mutation enemies. |
| Boss’s Soul | Save them for the gun craft chain and Solemn Lament requirement. |
| Fusion Core | Use the Frostborn Island shop/crafting NPC flow near Yi Sang. |
| Coins and Gems | Bring the full 30,000,000 Coins and 45,000 Gems. |
Soulweaver Butterflies come from enemies with Butterflyed Mutation. Any NPC can spawn with that mutation, so this part is a repeat-farm rather than a single boss target.
Use the Frostborn Island shop or crafting NPC flow to prepare Fusion Cores; either interaction gives you the same item. Return to Yi Sang with 5 Fusion Cores.
Craft Lament for the living from the Black Gun Parts
| Part | Access key |
|---|---|
| Black Gun Part #1 | Cid’s Key |
| Black Gun Part #2 | Ryuudo Key |
| Black Gun Part #3 | Cartenon Key |
How to get and master Solemn Lament in Lineage Piece
Follow this route from the first Frostborn Island check to the final mastery item for Solemn Lament.
STEP 1/22

Teleport to Frostborn Island and talk to Yi Sang to see the full Solemn Lament material list.
STEP 2/22
Open the Lament for the living craft

Use the nearby crafting menu to check the Black Gun Part requirements for Lament for the living.
STEP 3/22
Farm Black Gun Part #1

Get Cid’s Key from the Cid questline, fight Cid, and farm Black Gun Part #1.
STEP 4/22
Farm Black Gun Part #2

Get the Ryuudo Key from Saber V1, enter the Saber Alter fight, and farm Black Gun Part #2.
STEP 5/22
Farm Black Gun Part #3

Use the Cartenon Key from Sung Jin Woo to access Shadow Monarch and farm Black Gun Part #3.
STEP 6/22
Craft Lament for the living

Return with all three Black Gun Parts and craft Lament for the living.
STEP 7/22
Farm White Gun Part #1

Get the Shrine Key from frozen enemies on Frostborn Island, then defeat Raiden Ei for White Gun Part #1.
STEP 8/22
Farm White Gun Part #2

Defeat Aizen in Hueco Mundo for White Gun Part #2.
STEP 9/22
Farm White Gun Part #3

Use the Absolute Ether Key from the Miyabi banner route, then defeat Miyabi for White Gun Part #3.
STEP 10/22
Craft Grief for the dead
Return to the Frostborn crafting NPC with all three White Gun Parts and craft Grief for the dead.
STEP 11/22
Make 5 Fusion Cores

Use the Frostborn Island shop or crafting NPC flow to prepare 5 Fusion Cores.
STEP 12/22
Buy Solemn Lament

Talk to Yi Sang again with both gun crafts, 5 Fusion Cores, 100 Soulweaver Butterflies, 250 Boss’s Souls, 30,000,000 Coins, and 45,000 Gems.
STEP 13/22
Find the Solemn Lament mastery NPC

Look around Frostborn Island for the Solemn Lament mastery NPC after obtaining the weapon.
STEP 14/22
Deal 3.5B damage

Use Solemn Lament until the mastery quest counts 3.5B total damage.
STEP 15/22
AFK the damage task

Keep Solemn Lament attacking on repeat to clear the damage requirement with less manual input.
STEP 16/22
Kill 50 Butterflyed Mutation NPCs

Hunt regular NPCs until 50 enemies with Butterflyed Mutation are defeated.
STEP 17/22
Defeat 15 Butterflyed Mutation bosses

Use a private server if available, then farm summoned bosses with Butterflyed Mutation until the counter reaches 15.
STEP 18/22
Start the Yi Sang boss task

Accept the quest to defeat Yi Sang on Hard or Extreme 15 times.
STEP 19/22
Craft Butterfly Grave Keys

Craft Butterfly Grave Keys on Frostborn Island, with each key costing 35 Soulweaver Butterflies.
STEP 20/22
Clear Butterfly Grave 15 times

Run Butterfly Grave on Hard or Extreme and defeat Yi Sang 15 times.
STEP 21/22
Equip The Final Elegy

Open your titles and equip The Final Elegy after the 15 Yi Sang clears.
STEP 22/22
Use A Large Coffin

Use A Large Coffin from your inventory to finish the mastery prompt and unlock the R move.
Video help
Grief for the dead White Gun Part route
| Part | Access key |
|---|---|
| White Gun Part #1 | Shrine Key |
| White Gun Part #2 | World boss route |
| White Gun Part #3 | Absolute Ether Key |
White Gun Part #1 comes from Raiden Ei in the Plane of Euthymia. Farm frozen enemies on Frostborn Island for the Shrine Key, then use that key to reach the boss.
White Gun Part #2 comes from Aizen in Hueco Mundo. Drop rates vary, so run Aizen repeatedly until the part lands.
White Gun Part #3 comes from Miyabi in Absolute Dead End. You need the Absolute Ether Key, which comes from the Miyabi gacha banner using tickets.
Forge Solemn Lament on Frostborn Island

After both guns are ready, go back to Yi Sang on Frostborn Island. The final craft needs Lament for the living, Grief for the dead, 5 Fusion Cores, 100 Soulweaver Butterflies, 250 Boss’s Souls, 30,000,000 Coins, and 45,000 Gems.
Buy or craft Solemn Lament from Yi Sang’s menu, then equip it from your weapon inventory. The weapon works before mastery, but the full kit opens through the next quest chain.
Farm extra Soulweaver Butterflies before the Yi Sang mastery task, because Butterfly Grave Keys cost 35 Soulweaver Butterflies each and you need repeated dungeon entries.
Solemn Lament mastery tasks
| Mastery task | Requirement |
|---|---|
| Damage with Solemn Lament | 3.5B damage |
| Butterflyed Mutation NPCs | 50 kills |
| Butterflyed Mutation bosses | 15 kills |
| Yi Sang | 15 clears on Hard/Extreme |
| The Final Elegy | Equip the title |
| A Large Coffin | Use it to finish mastery |
The first mastery task is simple: deal 3.5B damage while using Solemn Lament. A steady AFK spot with an auto attack loop clears this with little active play, as long as Solemn Lament is dealing the damage.
Next, kill 50 NPCs with Butterflyed Mutation. Since any NPC can spawn with the mutation, stay in a dense farming area and focus on uptime rather than chasing one named enemy.
The boss task asks for 15 bosses with Butterflyed Mutation. A private server makes this cleaner because you can control summons and avoid other players interrupting or taking spawns.
For the Yi Sang task, craft Butterfly Grave Keys and clear Butterfly Grave on Hard or Extreme until you have 15 Yi Sang defeats. After that, equip The Final Elegy title and use A Large Coffin to finish the mastery prompt.
Solemn Lament moves after mastery
| Move | What it does |
|---|---|
| M1 | Fast pistol shots, shown around 2 million damage without crits. |
| Z | Three-shot firing skill used comfortably for AFK damage farming. |
| X | Spin-and-shoot attack in all directions, shown around 132 million. |
| C | Rapid-fire sequence ending with two heavier shots, shown around 189 million. |
| V | Large animated attack, shown around 212 million. |
| R | Mastery move with a full combo-style animation, shown around 400 million. |
Solemn Lament’s damage changes with stats, enchant level, title, trait rolls, and the modifier on the weapon. With the Divine modifier, +10% Hitbox Size, +20% Total Damage, and +4.5% Crit Chance, the listed numbers are the kind of output this setup reaches.
Best pairings for Solemn Lament
Solemn Lament is one of the top weapon choices in the current Lineage Piece update and sits in the same late-game conversation as Excalibur Morgan. Balance changes can shift the order, but this is a premium weapon grind for endgame damage.
For combat styles, pair Solemn Lament with a high-end style rather than another weapon grind. Yhwach is a strong overall DPS and bossing pairing, while Firefly is another current S-tier option for players building around late-game damage.
Related Lineage Piece guides
Frequently Asked Questions
Is Solemn Lament a weapon or a style in Lineage Piece?
Solemn Lament is a weapon in-game. It has its own moveset and mastery chain, and the inventory classification after purchase is weapon.
Do you need a private server for Solemn Lament mastery?
No, but a private server helps a lot during the 15 Butterflyed Mutation boss task. It lets you farm bosses with fewer spawn conflicts and makes repeated summons much easier to control.







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