Sandrone Guide and Best Builds

Base ATK: 674
CRIT DMG: 44.1%
When the wielder is on the field, the claymore unleashes its Instanced Calculation effect and increases the wielder's ATK by 16%. During this time, when the wielder hits an opponent with a Charged Attack, the claymore will use Sampling Calculation and grant the wielder a 12% Stellar-Conduct Reaction DMG Bonus for 5s. Max 3 Sampling stacks, and 1 stack can be gained every 0.2s. When you have 3 Sampling stacks, the claymore will also gain the Overclock effect, which grants the wielder an additional 24% Stellar-Conduct Reaction DMG Bonus.

Sunset Reignites the Dawn

Base ATK: 741

CRIT Rate: 11.0%

Gain the "Scorching Brilliance" effect when using an Elemental Skill or Burst: CRIT DMG increased by 20% / 25% / 30% / 35% / 40% and ATK increased by 28% / 35% / 42% / 49% / 56% for 6s. This effect can trigger once every 10s.
While a "Scorching Brilliance" instance is active, its duration is increased by 2s after Normal or Charged attacks deal Elemental DMG. This effect can trigger once every second, and the max duration increase is 6s.
Additionally, when the equipping character is in the Nightsoul's Blessing state, "Scorching Brilliance" effects are increased by 75%, and its duration will not count down when the equipping character is off-field.

Gokadaiou Otogibanashi

Base ATK: 542

CRIT DMG: 88.2%

DEF is increased by 28% / 35% / 42% / 49% / 56%. Normal and Charged Attack DMG is increased by 40% / 50% / 60% / 70% / 80% of DEF.

Golden Majesty

Base ATK: 608

ATK: 49.6%

Increases Shield Strength by 20% / 25% / 30% / 35% / 40%. Scoring hits on opponents increases ATK by 4% / 5% / 6% / 7% / 8% 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%.

Golden Majesty

Base ATK: 608

ATK: 49.6%

Increases Shield Strength by 20% / 25% / 30% / 35% / 40%. Scoring hits on opponents increases ATK by 4% / 5% / 6% / 7% / 8% 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%.

Many Oaths of Dawn and Dusk

Base ATK: 674

CRIT Rate: 22.1%

Increases ATK by 20%. When party members obtain Elemental Shards from Crystallize or trigger Lunar-Crystallize reactions, the equipping character will gain 1 Seal, increasing Elemental Skill DMG by 18%. The Seal lasts for 15s, and the equipper may have up to 2 Seals at once. All of the equipper's Seals will disappear 0.2s after their Elemental Skill deals DMG. Up to 1 Seal may be obtained every second through the Lunar-Crystallize reaction.

Desert Watch

Base ATK: 608

CRIT Rate: 33.1%

After the character's Elemental Skill hits an opponent, their ATK will be increased by 20% / 25% / 30% / 35% / 40% for 8s. After the character takes DMG, their ATK will be increased by 20% / 25% / 30% / 35% / 40% for 8s. The 2 aforementioned effects can be triggered even when the character is not on the field. Additionally, when not protected by a shield, the character's Max HP will be increased by 32% / 40% / 48% / 56% / 64%.

Whispers of Wind and Flower

Base ATK: 565

Elemental Mastery: 110

Within 8s after the character's Elemental Skill hits an opponent or the character triggers an Elemental Reaction, their ATK and Elemental Mastery will be increased by 12% / 15% / 18% / 21% / 24% and 48 / 60 / 72 / 84 / 96 respectively.

Melussistance!

Base ATK: 565

Energy Recharge: 30.6%

ATK increased by 12% / 15% / 18% / 21% / 24%. That's not all! The support from all Melusines you've helped in Merusea Village fills you with strength! Based on the number of them you've helped, your ATK is increased by up to an additional 12% / 15% / 18% / 21% / 24%.

White Cruising Wave

Base ATK: 510

ATK: 41.3%

After the wielder is healed, ATK will be increased by 24% / 30% / 36% / 42% / 48% for 8s. This can be triggered even when the character is not on the field.

Wavesplitter

Base ATK: 510

CRIT Rate: 27.6%

Every 4s a character is on the field, they will deal 6% / 7% / 8% / 9% / 10% more DMG and take 3% / 2.7% / 2.4% / 2.2% / 2% more DMG. This effect has a maximum of 5 stacks and will not be reset if the character leaves the field, but will be reduced by 1 stack when the character takes DMG.

Disenchantment in Deep Shadow

2-Piece Set: ATK +18%.

4-Piece Set: Increases Superconduct Reaction DMG by 80%. When the equipping character attacks opponents affected by Superconduct, this attack's CRIT Rate is increased by 16%. An all-new blessing may be obtained as you make your way toward Snezhnaya...

A Day Carved From Rising Winds

2-Piece Set: ATK +18%.

4-Piece Set: After a Normal Attack, Charged Attack, Elemental Skill, or Elemental Burst hits an opponent, gain the Blessing of Pastoral Winds effect for 6s: ATK is increased by 25%. If the equipping character has completed Witch's Homework, Blessing of Pastoral Winds will be upgraded to Resolve of Pastoral Winds, which additionally increases the CRIT Rate of the equipping character by 20%. This effect can be triggered even when the character is off-field.

Gladiator's Finale

2-Piece Set: ATK +18%.

4-Piece Set: If the wielder of this artifact set uses a Sword, Claymore or Polearm, increases their Normal Attack DMG by 35%.

Shimenawa's Reminiscence

2-Piece Set: ATK +18%.

4-Piece Set: When casting an Elemental Skill, if the character has 15 or more Energy, they lose 15 Energy and Normal/Charged/Plunging Attack DMG is increased by 50% for 10s. This effect will not trigger again during that duration.