Genshin Impact / Weapon

Blackmarrow Lantern

Catalyst · 41.0671 · Elemental Mastery · 4★

Genshin Impact hub →

Details Upgrade costs Sources

Stats & requirements

Weapon: Catalyst
Rarity: 4
Base ATK: 41.067
Secondary stat: Elemental Mastery
Introduced: 6.0

Starting stats (before equipment)

ATTACK: 41.067
SPECIALIZED: 48

Upgrade & material costs

Choose a track to see each purchased step and the total material bill. These totals cover the listed steps; character EXP and unlisted costs are separate.

Weapon ascension0 → 6

Total for the listed steps

Mora150,000

Artful Device Fragment3

Frostnight's Glimmer15

Tattered Warrant10

Artful Device Replica9

Frostnight's Glow18

Immaculate Warrant15

Artful Device Inheritance9

Frostnight's Glory27

Frost-Etched Warrant18

Artful Device Wish4

Step by step

Upgrade	Gate	Materials
0 → 1	Lv. 20 / Rank 15	Mora × 5,000Artful Device Fragment × 3Frostnight's Glimmer × 3Tattered Warrant × 2
1 → 2	Lv. 40 / Rank 25	Mora × 15,000Artful Device Replica × 3Frostnight's Glimmer × 12Tattered Warrant × 8
2 → 3	Lv. 50 / Rank 30	Mora × 20,000Artful Device Replica × 6Frostnight's Glow × 6Immaculate Warrant × 6
3 → 4	Lv. 60 / Rank 35	Mora × 30,000Artful Device Inheritance × 3Frostnight's Glow × 12Immaculate Warrant × 9
4 → 5	Lv. 70 / Rank 40	Mora × 35,000Artful Device Inheritance × 6Frostnight's Glory × 9Frost-Etched Warrant × 6
5 → 6	Lv. 80 / Rank 50	Mora × 45,000Artful Device Wish × 4Frostnight's Glory × 18Frost-Etched Warrant × 12

Weapon refinement1 → 5

Total for the listed steps

Blackmarrow Lantern · R1 sacrifice copy4

Mora15,000

Step by step

Upgrade	Gate	Materials
1 → 2		Blackmarrow Lantern · R1 sacrifice copy × 1Mora × 1,000
2 → 3		Blackmarrow Lantern · R1 sacrifice copy × 1Mora × 2,000
3 → 4		Blackmarrow Lantern · R1 sacrifice copy × 1Mora × 4,000
4 → 5		Blackmarrow Lantern · R1 sacrifice copy × 1Mora × 8,000

Sources & image credit

Reference snapshot: 24 October 2026.

HoYoverse / COGNOSPHERE

REFERENCE INDEX

All weapon entries →Read about Genshin Impact →

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Kaeya's charm turns information into a game

Kaeya’s early scenes make conversation feel like a test with a smile attached. His Cavalry Captain’s confidence helps him steer the Traveler, while his selective candor makes every exchange feel like it might have another move.

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Barbara, Amber, Kaeya: learning Genshin Impact's elemental handoffs

Elemental reactions make party switching meaningful by letting one character’s application shape what the next can do. Understanding that handoff offers a practical way to plan a team without relying on rankings or complicated damage claims.

Game guide · 4 min

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Exploring Liyue means reading the landscape vertically

Liyue’s dramatic height changes turn exploration into a question of route choice. Cliffs, stamina, gliding, and distant landmarks ask the player to judge not just where to go, but how the terrain can be crossed.

Visual analysis · 3 min