Genshin Impact / Weapon

Serpent Spine

Claymore · 42.401 · CRIT Rate · 4★

Genshin Impact hub →

Details Upgrade costs Sources

Stats & requirements

Weapon: Claymore
Rarity: 4
Base ATK: 42.401
Secondary stat: CRIT Rate
Introduced: 1.0

Starting stats (before equipment)

ATTACK: 42.401
SPECIALIZED: 0.06

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

Grain of Aerosiderite3

Fragile Bone Shard15

Whopperflower Nectar10

Piece of Aerosiderite9

Sturdy Bone Shard18

Shimmering Nectar15

Bit of Aerosiderite9

Fossilized Bone Shard27

Energy Nectar18

Chunk of Aerosiderite4

Step by step

Upgrade	Gate	Materials
0 → 1	Lv. 20 / Rank 15	Mora × 5,000Grain of Aerosiderite × 3Fragile Bone Shard × 3Whopperflower Nectar × 2
1 → 2	Lv. 40 / Rank 25	Mora × 15,000Piece of Aerosiderite × 3Fragile Bone Shard × 12Whopperflower Nectar × 8
2 → 3	Lv. 50 / Rank 30	Mora × 20,000Piece of Aerosiderite × 6Sturdy Bone Shard × 6Shimmering Nectar × 6
3 → 4	Lv. 60 / Rank 35	Mora × 30,000Bit of Aerosiderite × 3Sturdy Bone Shard × 12Shimmering Nectar × 9
4 → 5	Lv. 70 / Rank 40	Mora × 35,000Bit of Aerosiderite × 6Fossilized Bone Shard × 9Energy Nectar × 6
5 → 6	Lv. 80 / Rank 50	Mora × 45,000Chunk of Aerosiderite × 4Fossilized Bone Shard × 18Energy Nectar × 12

Weapon refinement1 → 5

Total for the listed steps

Serpent Spine · R1 sacrifice copy4

Mora15,000

Step by step

Upgrade	Gate	Materials
1 → 2		Serpent Spine · R1 sacrifice copy × 1Mora × 1,000
2 → 3		Serpent Spine · R1 sacrifice copy × 1Mora × 2,000
3 → 4		Serpent Spine · R1 sacrifice copy × 1Mora × 4,000
4 → 5		Serpent Spine · 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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