Sandrone

CRIT DMG 44.1% · Base ATK 674

ATK is increased by 28% / 35% / 42% / 49% / 56%. Additionally, each time the equipping character hits an opponent with their Charged Attack, they attain "Transcendence" for a short time: their Stellar-Conduct DMG is increased by 16% / 20% / 24% / 28% / 32% for 5s.

CRIT Rate 11.0% · Base ATK 741

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.

CRIT DMG 88.2% · Base ATK 542

DEF is increased by 28% / 35% / 42% / 49% / 56%. Normal and Charged Attack DMG is increased by 40% / 50% / 60% / 70% / 80% of DEF. Provides a ton of Crit DMG, making it a good stat stick even though the passive isn't useful for Sandrone.

ATK 49.6% · Base ATK 608

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%.

Elemental Mastery 110 · Base ATK 565

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. Sandrone's strongest free to play weapon if you have it.

ATK 49.6% · Base ATK 608

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%.

CRIT Rate 33.1% · Base ATK 608

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.

CRIT Rate 22.1% · Base ATK 674

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.

ATK 41.3% · Base ATK 510

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. If you don't have any of the above weapons, this is your best option.