Genshin Impact / Weapon

The Alley Flash

Sword · 45.0687 · Elemental Mastery · 4★

Genshin Impact hub →

Details Upgrade costs Sources

Stats & requirements

Weapon: Sword
Rarity: 4
Base ATK: 45.069
Secondary stat: Elemental Mastery
Introduced: 1.4

Starting stats (before equipment)

ATTACK: 45.069
SPECIALIZED: 12

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

Tile of Decarabian's Tower3

Heavy Horn15

Divining Scroll10

Debris of Decarabian's City9

Black Bronze Horn18

Sealed Scroll15

Fragment of Decarabian's Epic9

Black Crystal Horn27

Forbidden Curse Scroll18

Scattered Piece of Decarabian's Dream4

Step by step

Upgrade	Gate	Materials
0 → 1	Lv. 20 / Rank 15	Mora × 5,000Tile of Decarabian's Tower × 3Heavy Horn × 3Divining Scroll × 2
1 → 2	Lv. 40 / Rank 25	Mora × 15,000Debris of Decarabian's City × 3Heavy Horn × 12Divining Scroll × 8
2 → 3	Lv. 50 / Rank 30	Mora × 20,000Debris of Decarabian's City × 6Black Bronze Horn × 6Sealed Scroll × 6
3 → 4	Lv. 60 / Rank 35	Mora × 30,000Fragment of Decarabian's Epic × 3Black Bronze Horn × 12Sealed Scroll × 9
4 → 5	Lv. 70 / Rank 40	Mora × 35,000Fragment of Decarabian's Epic × 6Black Crystal Horn × 9Forbidden Curse Scroll × 6
5 → 6	Lv. 80 / Rank 50	Mora × 45,000Scattered Piece of Decarabian's Dream × 4Black Crystal Horn × 18Forbidden Curse Scroll × 12

Weapon refinement1 → 5

Total for the listed steps

The Alley Flash · R1 sacrifice copy4

Mora15,000

Step by step

Upgrade	Gate	Materials
1 → 2		The Alley Flash · R1 sacrifice copy × 1Mora × 1,000
2 → 3		The Alley Flash · R1 sacrifice copy × 1Mora × 2,000
3 → 4		The Alley Flash · R1 sacrifice copy × 1Mora × 4,000
4 → 5		The Alley Flash · 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 →

Genshin Impact

Amber makes Mondstadt's opening feel like an invitation

Mondstadt could first appear as another destination on the Traveler’s route. Amber changes that first impression: her Outrider’s welcome and gliding introduction make the city feel like a place whose people are ready to bring a newcomer in.

Character analysis · 3 min

Genshin Impact

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.

Character analysis · 3 min

Genshin Impact

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

Genshin Impact

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