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Rust
Genshin Impact · Weapon

Rust

A bow for a character whose damage plan emphasizes Normal Attacks; it boosts those attacks while penalizing Charged Attacks.

Released Sep 28, 2020

Rust is a 4-star bow with ATK as its secondary stat. Its passive directly favors Normal Attack damage and reduces Charged Attack damage, making its attack-mode tradeoff central to whether it fits. Consider it for a Normal Attack-focused bow user, not for a plan that depends heavily on Charged Attacks.

WeaponBowRarity4Base ATK42Secondary statATK
Rust GUIDE

Understand Rust

Useful when…

  • Equip or consider it when Normal Attacks are a major source of the wielder’s damage.
  • Compare its direct Normal Attack bonus with off-field damage or broader Normal and Charged Attack bonuses.

Attack modes and values

At R1, Rust increases Normal Attack damage by 40% and decreases Charged Attack damage by 10%. The Normal Attack bonus rises to 80% at R5; the Charged Attack penalty remains 10% at every listed rank. Keep the attack modes separate when evaluating it: the penalty applies to Charged Attack damage, while the listed positive effect targets Normal Attacks.

Practical use

Rust is a 4-star bow with 42.401 base ATK and an ATK secondary stat. Its passive supports a wielder whose attack pattern relies on Normal Attacks. If Charged Attacks are an important part of the intended damage, the fixed penalty works against that use. The supplied details do not specify a special trigger or duration for Rust’s attack bonuses.

Refinement and alternatives

Ascension advances through six stages. Refinement uses a duplicate Rust and Mora; the examples show 1,000 Mora for R1 to R2 and 8,000 for R4 to R5. Refinement strengthens the Normal Attack bonus while leaving the Charged Attack penalty unchanged, so its value depends on the share of damage coming from each mode. Alley Hunter builds damage while its wielder is off-field and loses that bonus after staying on-field more than four seconds. Amos’ Bow boosts both Normal and Charged Attack damage and adds more based on arrow flight time. Aqua Simulacra increases damage while opponents are nearby, whether the wielder is on- or off-field. Their conditions and stats differ, so compare them to the actual attack pattern rather than treating them as direct equivalents.

Limitations and tradeoffs

  • The Charged Attack damage penalty is fixed at 10% across ranks.
  • Refinement improves the Normal Attack bonus but does not remove the Charged Attack penalty.

Common mistakes to avoid

  • Counting the Normal Attack bonus as applying to Charged Attacks.
  • Overlooking that Charged Attack damage remains reduced by 10% even at R5.

Effects and reference details

Refinement effects

R1 Increases Normal Attack DMG by 40% but decreases Charged Attack DMG by 10%.

R2 Increases Normal Attack DMG by 50% but decreases Charged Attack DMG by 10%.

R3 Increases Normal Attack DMG by 60% but decreases Charged Attack DMG by 10%.

R4 Increases Normal Attack DMG by 70% but decreases Charged Attack DMG by 10%.

R5 Increases Normal Attack DMG by 80% but decreases Charged Attack DMG by 10%.

References and version

Game data version: 7.1

Rust — Genshin Impact Wiki ↗
Technical source data for verification

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