What are Cool Steel's stats at level 90?

401 base ATK, with 35.2% ATK as its ascension stat. At level 1 it starts at 39 base ATK.

What does Cool Steel's passive do at R5?

Bane of Water and Ice: Increases DMG against opponents affected by Hydro or Cryo by 24%.

What does it cost to ascend Cool Steel to level 90?

105,000 Mora plus 3× Scattered Piece of Decarabian's Dream, 18× Black Crystal Horn, 6× Fragment of Decarabian's Epic, 12× Black Bronze Horn and more. The ascension table lists every step.

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Cool Steel

Weapon stats · Genshin Impact

Swordv1.0

Base ATK · Lv 90

401

Lv 1 · 39

ATK · Lv 90

35.2%

Lv 1 · 7.7%

Passive — Bane of Water and Ice

R1 – R5

The same passive at each refinement rank. Numbers are the game’s own.

Increases DMG against opponents affected by Hydro or Cryo by 12%.

Stats

Level 1 and level 90 — the two stated points

Base ATK

401Lv 90

Lv 1 · 39×10.3 from Lv 1

ATK

35.2%Lv 90

Lv 1 · 7.7%×4.6 from Lv 1

Ascension

Level 1 → 90 in six steps

Materials and Mora for each of the six ascension steps, then the total.

Lv 40
Heavy Horn ×2
Tile of Decarabian's Tower ×2
Firm Arrowhead ×1
5,000Mora
Lv 50
Debris of Decarabian's City ×2
Heavy Horn ×8
Firm Arrowhead ×5
10,000Mora
Lv 60
Black Bronze Horn ×4
Debris of Decarabian's City ×4
Sharp Arrowhead ×4
15,000Mora
Lv 70
Fragment of Decarabian's Epic ×2
Black Bronze Horn ×8
Sharp Arrowhead ×6
20,000Mora
Lv 80
Black Crystal Horn ×6
Fragment of Decarabian's Epic ×4
Weathered Arrowhead ×4
25,000Mora
Lv 90
Scattered Piece of Decarabian's Dream ×3
Black Crystal Horn ×12
Weathered Arrowhead ×8
30,000Mora

Total to level 90

105,000 Mora

Scattered Piece of Decarabian's Dream

Black Crystal Horn

Fragment of Decarabian's Epic

Black Bronze Horn

Debris of Decarabian's City

Weathered Arrowhead

Heavy Horn

Sharp Arrowhead

Tile of Decarabian's Tower

Firm Arrowhead

Lore

A reliable steel-forged weapon that serves as a testament to the great adventures of its old master.

Cool Steel FAQ

What are Cool Steel's stats at level 90?: 401 base ATK, with 35.2% ATK as its ascension stat. At level 1 it starts at 39 base ATK.
What does Cool Steel's passive do at R5?: Bane of Water and Ice: Increases DMG against opponents affected by Hydro or Cryo by 24%.
What does it cost to ascend Cool Steel to level 90?: 105,000 Mora plus 3× Scattered Piece of Decarabian's Dream, 18× Black Crystal Horn, 6× Fragment of Decarabian's Epic, 12× Black Bronze Horn and more. The ascension table lists every step.

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