Genshin Impact / Weapon

Cool Steel

Sword · 38.7413 · ATK · 3★

Genshin Impact hub →

Details Upgrade costs Sources

Stats & requirements

Weapon: Sword
Rarity: 3
Base ATK: 38.741
Secondary stat: ATK
Introduced: 1.0

Starting stats (before equipment)

ATTACK: 38.741
SPECIALIZED: 0.077

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

Mora105,000

Tile of Decarabian's Tower2

Heavy Horn10

Firm Arrowhead6

Debris of Decarabian's City6

Black Bronze Horn12

Sharp Arrowhead10

Fragment of Decarabian's Epic6

Black Crystal Horn18

Weathered Arrowhead12

Scattered Piece of Decarabian's Dream3

Step by step

Upgrade	Gate	Materials
0 → 1	Lv. 20 / Rank 15	Mora × 5,000Tile of Decarabian's Tower × 2Heavy Horn × 2Firm Arrowhead × 1
1 → 2	Lv. 40 / Rank 25	Mora × 10,000Debris of Decarabian's City × 2Heavy Horn × 8Firm Arrowhead × 5
2 → 3	Lv. 50 / Rank 30	Mora × 15,000Debris of Decarabian's City × 4Black Bronze Horn × 4Sharp Arrowhead × 4
3 → 4	Lv. 60 / Rank 35	Mora × 20,000Fragment of Decarabian's Epic × 2Black Bronze Horn × 8Sharp Arrowhead × 6
4 → 5	Lv. 70 / Rank 40	Mora × 25,000Fragment of Decarabian's Epic × 4Black Crystal Horn × 6Weathered Arrowhead × 4
5 → 6	Lv. 80 / Rank 50	Mora × 30,000Scattered Piece of Decarabian's Dream × 3Black Crystal Horn × 12Weathered Arrowhead × 8

Weapon refinement1 → 5

Total for the listed steps

Cool Steel · R1 sacrifice copy4

Mora7,500

Step by step

Upgrade	Gate	Materials
1 → 2		Cool Steel · R1 sacrifice copy × 1Mora × 500
2 → 3		Cool Steel · R1 sacrifice copy × 1Mora × 1,000
3 → 4		Cool Steel · R1 sacrifice copy × 1Mora × 2,000
4 → 5		Cool Steel · R1 sacrifice copy × 1Mora × 4,000

Sources & image credit

Reference snapshot: 24 October 2026.

HoYoverse / COGNOSPHERE

REFERENCE INDEX

All weapon entries →Read about Genshin Impact →

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