1) Staff of the Scarlet Sands (ATK: 542 • CRIT Rate: 44.1%)
[Refinement 1] The equipping character gains 52% of their Elemental Mastery as bonus ATK. When an Elemental Skill hits opponents, the Dream of the Scarlet Sands effect will be gained for 10s: The equipping character will gain 28% of their Elemental Mastery as bonus ATK. Max 3 stacks.

2) Staff of Homa (ATK: 608 • Crit Damage: 66.2%)
[Refinement 1] HP increased by 20%. Additionally, provides an ATK Bonus based on 0.8% of the wielder's Max HP. When the wielder's HP is less than 50%, this ATK bonus is increased by an additional 1% of Max HP.

3) Primordial Jade Winged-Spear (ATK: 674 • CRIT Rate: 22.1%)
[Refinement 1] On hit, increases ATK by 3.2% for 6s. Max 7 stacks. This effect can only occur once every 0.3s. While in possession of the maximum possible stacks, DMG dealt is increased by 12%.

4) Calamity Queller (ATK: 741 • ATK: 16.5%)
[Refinement 1] Gain 12% All Elemental DMG Bonus. Obtain Consummation for 20s after using an Elemental Skill, causing ATK to increase by 3.2% per second. This ATK increase has a maximum of 6 stacks. When the character equipped with this weapon is not on the field, Consummation's ATK increase is doubled.

5) Vortex Vanquisher (ATK: 608 • ATK: 49.6%)
[Refinement 1] Increases Shield Strength by 20%. Scoring hits on opponents increases ATK by 4% for 8s. Max 5 stacks. Can only occur once every 0.3s. While protected by a shield, this ATK increase effect is increased by 100%.

Note: The ranking assumes you are unshielded. If you use a shield, it can surpass Calamity Queller.

6) Dragon's Bane (ATK: 454 • Elemental Mastery: 221)
[Refinement 1] Increases DMG against opponents affected by Hydro or Pyro by 20%.

Note: At high refinement [R4-R5] this performs a tad better than Primordial Jade Winged-Spear.

7) Wavebreaker's Fin (ATK: 620 • ATK: 13.8%)
[Refinement 1] For every point of the entire party's combined maximum Energy capacity, the Elemental Burst DMG of the character equipping this weapon is increased by 0.12%. A maximum of 40% increased Elemental Burst DMG can be achieved this way.

Note: At high refinement [R4-R5] with a 260 energy cost team this performs just below Staff of Homa.

8) Missive Windspear (ATK: 510 • ATK: 41.3%)
[Refinement 5] Within 10s after an Elemental Reaction is triggered, ATK is increased by 24% and Elemental Mastery is increased by 96.

9) Blackcliff Pole (ATK: 510 • Crit DMG: 55.1%)
[Refinement 5] After defeating an opponent, ATK is increased by 24% for 30s. This effect has a maximum of 3 stacks, and the duration of each stack is independent of the others.

10) "The Catch" (ATK: 510 • Energy Recharge: 45.9%)
[Refinement 1] Increases Elemental Burst DMG by 32% and Elemental Burst CRIT Rate by 12%.

11) Engulfing Lightning (ATK: 608 • Energy Recharge: 55.1%)
[Refinement 1] ATK increased by 28% of Energy Recharge over the base 100%. You can gain a maximum bonus of 80% ATK. Gain 30% Energy Recharge for 12s after using an Elemental Burst.

12) Skyward Spine (ATK: 674 • Energy Recharge: 36.8%)
[Refinement 1] Increases CRIT Rate by 8% and increases Normal ATK SPD by 12%. Additionally, Normal and Charged Attacks hits on opponents have a 50% chance to trigger a vacuum blade that deals 40% of ATK as DMG in a small AoE. This effect can occur no more than once every 2s.

13) Lithic Spear (ATK: 565 • ATK: 27.6%)
[Refinement 1] For every character in the party who hails from Liyue, the character who equips this weapon gains 7% ATK increase and a 3% CRIT Rate increase. This effect stacks up to 4 times.

14) Kitain Cross Spear (ATK: 565 • Elemental Mastery: 110)
[Refinement 1] Increases Elemental Skill DMG by 6%. After Elemental Skill hits an opponent, the character loses 3 Energy but regenerates 3 Energy every 2s for the next 6s. This effect can occur once every 10s. Can be triggered even when the character is not on the field.

1) Gilded Dreams

2-Piece Bonus: Increases Elemental Mastery by 80.
4-Piece Bonus: Within 8s of triggering an Elemental Reaction, the character equipping this will obtain buffs based on the Elemental Type of the other party members. ATK is increased by 14% for each party member whose Elemental Type is the same as the equipping character, and Elemental Mastery is increased by 50 for every party member with a different Elemental Type. Each of the aforementioned buffs will count up to 3 characters. This effect can be triggered once every 8s. The character who equips this can still trigger its effects when not on the field.

2) Emblem of Severed Fate

2-Piece Bonus: Energy Recharge +20%
4-Piece Bonus: Increases Elemental Burst DMG by 25% of Energy Recharge. A maximum of 75% bonus DMG can be obtained in this way.

3) Blizzard Strayer (2) Noblesse Oblige (2)

Blizzard Strayer 2-Piece Bonus: Cryo DMG Bonus +15%
Noblesse Oblige 2-Piece Bonus: Elemental Burst DMG +20%

1) Staff of Homa (ATK: 608 • Crit Damage: 66.2%)
[Refinement 1] HP increased by 20%. Additionally, provides an ATK Bonus based on 0.8% of the wielder's Max HP. When the wielder's HP is less than 50%, this ATK bonus is increased by an additional 1% of Max HP.

2) Wavebreaker's Fin (ATK: 620 • ATK: 13.8%)
[Refinement 1] For every point of the entire party's combined maximum Energy capacity, the Elemental Burst DMG of the character equipping this weapon is increased by 0.12%. A maximum of 40% increased Elemental Burst DMG can be achieved this way.

Note: At high refinement [R5], this weapon can perform similarly to Staff of Homa, and even outperform it with a high energy cost team (260 cost).

3) Vortex Vanquisher (ATK: 608 • ATK: 49.6%)
[Refinement 1] Increases Shield Strength by 20%. Scoring hits on opponents increases ATK by 4% for 8s. Max 5 stacks. Can only occur once every 0.3s. While protected by a shield, this ATK increase effect is increased by 100%.

4) Primordial Jade Winged-Spear (ATK: 674 • CRIT Rate: 22.1%)
[Refinement 1] On hit, increases ATK by 3.2% for 6s. Max 7 stacks. This effect can only occur once every 0.3s. While in possession of the maximum possible stacks, DMG dealt is increased by 12%.

5) Blackcliff Pole (ATK: 510 • Crit DMG: 55.1%)
[Refinement 5] After defeating an opponent, ATK is increased by 24% for 30s. This effect has a maximum of 3 stacks, and the duration of each stack is independent of the others.

6) Skyward Spine (ATK: 674 • Energy Recharge: 36.8%)
[Refinement 1] Increases CRIT Rate by 8% and increases Normal ATK SPD by 12%. Additionally, Normal and Charged Attacks hits on opponents have a 50% chance to trigger a vacuum blade that deals 40% of ATK as DMG in a small AoE. This effect can occur no more than once every 2s.

7) Engulfing Lightning (ATK: 608 • Energy Recharge: 55.1%)
[Refinement 1] ATK increased by 28% of Energy Recharge over the base 100%. You can gain a maximum bonus of 80% ATK. Gain 30% Energy Recharge for 12s after using an Elemental Burst.

8) Lithic Spear (ATK: 565 • ATK: 27.6%)
[Refinement 1] For every character in the party who hails from Liyue, the character who equips this weapon gains 7% ATK increase and a 3% CRIT Rate increase. This effect stacks up to 4 times.

9) Staff of the Scarlet Sands (ATK: 542 • CRIT Rate: 44.1%)
[Refinement 1] The equipping character gains 52% of their Elemental Mastery as bonus ATK. When an Elemental Skill hits opponents, the Dream of the Scarlet Sands effect will be gained for 10s: The equipping character will gain 28% of their Elemental Mastery as bonus ATK. Max 3 stacks.

10) "The Catch" (ATK: 510 • Energy Recharge: 45.9%)
[Refinement 1] Increases Elemental Burst DMG by 32% and Elemental Burst CRIT Rate by 12%.

11) Deathmatch (ATK: 454 • Crit Rate: 36.8%)
[Refinement 1] If there are at least 2 opponents nearby, ATK is increased by 16% and DEF is increased by 16%. If there are fewer than 2 opponents nearby, ATK is increased by 24%.

Note: Rosaria gets a lot of Crit Rate from Blizzard Strayer (4) and Cryo Resonance. As a result, this weapon falls off in value as you will tend to overcap above 100% Crit Rate. If Rosaria is being used without the Blizzard Strayer (4) set, then this weapon can perform better compared to other options.

1) Blizzard Strayer

2-Piece Bonus: Cryo DMG Bonus +15%
4-Piece Bonus: When a character attacks an opponent affected by Cryo, their CRIT Rate is increased by 20%. If the opponent is Frozen, CRIT Rate is increased by an additional 20%.

2) Noblesse Oblige

2-Piece Bonus: Elemental Burst DMG +20%
4-Piece Bonus: Using an Elemental Burst increases all party members' ATK by 20% for 12s. This effect cannot stack.

Note: This set is only used in her sub-dps/quickswap roles not her perma-freeze dps role. Also, it should only be considered when you have no decent Blizzard Strayer (4) pieces and no one else on the team is holding Noblesse Oblige (4).

3) Blizzard Strayer (2) Noblesse Oblige (2)

Blizzard Strayer 2-Piece Bonus: Cryo DMG Bonus +15%
Noblesse Oblige 2-Piece Bonus: Elemental Burst DMG +20%

1) Favonius Lance (ATK: 565 • Energy Recharge: 30.6%)
[Refinement 5] CRIT Hits have a 100% chance to generate a small amount of Elemental Particles, which will regenerate 6 Energy for the character. Can only occur once every 6s.

Note: The best option in situations where you havent met your teams energy requirements. Outside of that scenario you would be better of using a Crit Rate weapon that benefits her A4 buff.

2) Staff of the Scarlet Sands (ATK: 542 • CRIT Rate: 44.1%)
[Refinement 1] The equipping character gains 52% of their Elemental Mastery as bonus ATK. When an Elemental Skill hits opponents, the Dream of the Scarlet Sands effect will be gained for 10s: The equipping character will gain 28% of their Elemental Mastery as bonus ATK. Max 3 stacks.

3) Deathmatch (ATK: 454 • Crit Rate: 36.8%)
[Refinement 1] If there are at least 2 opponents nearby, ATK is increased by 16% and DEF is increased by 16%. If there are fewer than 2 opponents nearby, ATK is increased by 24%.

4) Primordial Jade Winged-Spear (ATK: 674 • CRIT Rate: 22.1%)
[Refinement 1] On hit, increases ATK by 3.2% for 6s. Max 7 stacks. This effect can only occur once every 0.3s. While in possession of the maximum possible stacks, DMG dealt is increased by 12%.

5) Engulfing Lightning (ATK: 608 • Energy Recharge: 55.1%)
[Refinement 1] ATK increased by 28% of Energy Recharge over the base 100%. You can gain a maximum bonus of 80% ATK. Gain 30% Energy Recharge for 12s after using an Elemental Burst.

6) Skyward Spine (ATK: 674 • Energy Recharge: 36.8%)
[Refinement 1] Increases CRIT Rate by 8% and increases Normal ATK SPD by 12%. Additionally, Normal and Charged Attacks hits on opponents have a 50% chance to trigger a vacuum blade that deals 40% of ATK as DMG in a small AoE. This effect can occur no more than once every 2s.

7) "The Catch" (ATK: 510 • Energy Recharge: 45.9%)
[Refinement 1] Increases Elemental Burst DMG by 32% and Elemental Burst CRIT Rate by 12%.

8) Prototype Starglitter (ATK: 510 • Energy Recharge: 45.9%)
[Refinement 5] After using an Elemental Skill, increases Normal and Charged Attack DMG by 16% for 12s. Max 2 stacks.

1) Noblesse Oblige

2-Piece Bonus: Elemental Burst DMG +20%
4-Piece Bonus: Using an Elemental Burst increases all party members' ATK by 20% for 12s. This effect cannot stack.

2) Instructor

2-Piece Bonus: Increases Elemental Mastery by 80.
4-Piece Bonus: Upon triggering an Elemental Reaction, increases all party members' Elemental Mastery by 120 for 8s.

Note: Can be the better option in teams that prefer the Elemental Mastery buff over ATK, such as Hu Tao VapeMelt.