Artifacts
Note: All findings are summarized. You can find detailed entries & credits to each finder in the evidence vault linked at the end of the page.

5 Star Artifact Sets

Archaic Petra

Description
Findings
  • 2 Piece Set: Gain a 15% Geo DMG bonus.
  • 4 Piece Set: Upon obtaining an Elemental Shard created through a Crystallize Reaction, all party members gain a 35% DMG Bonus for that particular element for 10s. Only one form of Elemental DMG Bonus can be gained in this manner at any one time.
  • The 4p set bonus requires you to pick up the shard with the set holder.
  • Shards generated by Geovishap Hatchings don't activate the the 4 piece set bonus.

Blizzard Strayer

Description
Findings
  • 2 Piece Set Bonus: Increases Cryo DMG by 15%
  • 4 Piece Set Bonus: When a character attacks an enemy affected by Cryo, their CRIT Rate is increased by 20%. If the enemy is Frozen, CRIT Rate is increased by an additional 20%.
  • The 4p set bonus does not snapshot. The Crit Rate increase is Dynamic, and changes your Crit Rate in real time.
  • The 4p set bonus does not apply on the hit that applies Frozen.
  • Enemies with the “Frozen” aura do not count as “being frozen” for the 4p set bonus. They need to be literally frozen. Otherwise, it will be treated as just a cryo aura, and you get only 20% crit rate.
  • Blizzard Strayer gives crit rate buff to reactions that would remove the cryo/frozen from the enemy.

Bloodstained Chivalry

Description
Findings
  • 2 Piece Set: Physical DMG +25%
  • 4 Piece Set: After defeating an opponent, increases Charged Attack DMG by 50%, and reduces its Stamina cost to 0 for 10s.
  • The 4p set bonus does not apply if a co-op teammate, or an off-field character takes the kill.
  • The 4p set bonus is not lost when character is swapped out.
  • The 4p set bonus is not granted if the set holder gets a kill while off-field.
  • You still require the minimum amount of stamina to perform a Charged Attack, your stamina just won't be reduced on execution.
  • Stamina regen will continue even while performing Charge Attacks provided the buff is active allowing you to save stamina for dashing.
  • The 4p set bonus can be refreshed.

Crimson Witch of Flames

Description
Findings
  • 2 Piece Set: Gain a 15% Pyro DMG Bonus.
  • 4 Piece Set Bonus: Increases Overloaded and Burning DMG by 40%. Increases Vaporize and Melt DMG by 15%. Using an Elemental Skill increases 2-Piece Set effects by 50% for 10s. Max 3 stacks.
  • Bonus Reaction damage is still applied even if the set holder is off-field. However, the set holder does need to trigger the Reaction.
  • Gaining a stack refreshes the duration of previous stacks.
  • Stacks are maintained after swapping characters.
  • A stack is still gained even if the player is interrupted during Elemental Skill cast.

Echoes of an Offering

Description
Findings
  • 2 Piece Set: ATK +18%.
  • 4 Piece Set Bonus: When Normal Attacks hit opponents, there is a 36% chance that it will trigger Valley Rite, which will increase Normal Attack DMG by 70% of ATK. This effect will be dispelled 0.05s after a Normal Attack deals DMG. If a Normal Attack fails to trigger Valley Rite, the odds of it triggering the next time will increase by 20%. This trigger can occur once every 0.2s.
  • Coming soon.

Emblem of Severed Fate

Description
Findings
  • 2 Piece Set Bonus: Energy Recharge +20%
  • 4 Piece Set Bonus: Increases Elemental Burst DMG by 25% of Energy Recharge. A maximum of 75% bonus DMG can be obtained in this way.
  • The base 100% ER and character ascension ER is counted towards the bonus.

Gladiator's Finale

Description
  • 2 Piece Set Bonus: ATK +18%
  • 4 Piece Set Bonus: If the wielder of this artifact set uses a Sword, Claymore or Polearm, increases their Normal Attack DMG by 35%

Heart of Depth

Description
Findings
  • 2 Piece Set Bonus: Increases Hydro DMG by 15%
  • 4 Piece Set Bonus: After using an Elemental Skill, Normal Attack and Charged Attack DMG is increased by 30% for 15s.
  • The effect will still trigger even if the player is interrupted during Elemental Skill cast.

Husk of Opulent Dreams

Description
Findings
  • 2 Piece Set Bonus: DEF +30%
  • 4 Piece Set Bonus: A character equipped with this Artifact set will obtain the Curiosity effect in the following conditions: When on the field, the character gains 1 stack after hitting an opponent with a Geo attack, triggering a maximum of once every 0.3s. When off the field, the character gains 1 stack every 3s. Curiosity can stack up to 4 times, each providing 6% DEF and a 6% Geo DMG Bonus. When 6 seconds pass without gaining a Curiosity stack, 1 stack is lost.
  • The stacking mechanics are exactly as described, meaning stacks can be lost on-field and off-field, following the 6s timer.
  • Stacks from the 4p set bonus are gained when hitting an opponent with a Geo attack even when no damage is dealt (vs. Shielded or Immune targets).

Lavawalker

Description
Findings
  • 2 Piece Set Bonus: Increase Pyro RES by 40%
  • 4 Piece Set Bonus: Increases DMG against enemies that are Burning or affected by Pyro by 35%
  • The 4p set holder does not have to be on-field to receive the 35% damage bonus.

Maiden Beloved

Description
Findings
  • 2 Piece Set Bonus: Increases Character Healing Effectiveness by 15%
  • 4 Piece Set Bonus: Using an Elemental Skill or Burst increases healing received by all party members by 20% for 10s.
  • 4p set bonus is applied to Prototype Amber's healing effect.

Noblesse Oblige

Description
Findings
  • 2 Piece Set Bonus: Elemental Burst DMG +20%
  • 4 Piece Set Bonus: Using an Elemental Burst increases all party members' ATK by 20% for 12s. This effect cannot stack.
  • There are inconsistencies in whether a character wielding 4NO can receive the 4-pc Set Bonus on their Elemental Burst or not. Check the Evidence Vault for more details.

Ocean-Hued Clam

Description
Findings
  • 2 Piece Set Bonus: Healing Bonus +15%.
  • 4 Piece Set Bonus: When the character equipping this artifact set heals a character in the party, a Sea-Dyed Foam will appear for 3 seconds, accumulating the amount of HP recovered from healing (including overflow healing). At the end of the duration, the Sea-Dyed Foam will explode, dealing DMG to nearby opponents based on 90% of the accumulated healing. (This DMG is calculated similarly to Reactions such as Electro-Charged, and Superconduct, but it is not affected by Elemental Mastery, Character Levels, or Reaction DMG Bonuses). Only one Sea-Dyed Foam can be produced every 3.5 seconds. Each Sea-Dyed Foam can accumulate up to 30,000 HP (including overflow healing). There can be no more than one Sea-Dyed Foam active at any given time. This effect can still be triggered even when the character who is using this artifact set is not on the field.
  • The 4p set bonus Bubble Damage is considered Physical Damage and can be boosted by Physical Resistance Reduction (eg: Superconduct).
  • The 4p set bonus Bubble Damage is not a blunt hit and does not shatter frozen enemies.
  • The 4p set bonus Bubble Damage is independent of enemy defense.
  • All healing from the 4p set holder gets calculated for the Bubble Damage including overflow heals.
    • The 4p set bonus counts initial heal as part of the Sea-Dyed Foam bubble damage.
    • Revives such as Barbara C6 and Qiqi C6 count for Sea-Dyed Foam bubble healing.
    • Heals (and overheals) from Black Sword will activate Ocean-Hued Clam.
    • A more extensive list of what dose and does not activate Ocean-Hued Clam can be found here.
  • The 4p set bonus has a 1 bubble limit on field for single-player mode, shared by all 4p set holders.
    • The 3.5s bubble formation ICD is not shared by all 4p set holders.
  • The 4p set bonus only counts healing from the 4p set holder. This is also the case with multiple Ocean Hued sets on the same team.
  • The AOE range of the 4p set bonus Sea-Dyed Foam bubble is 5.5m radius and it can hit multiple target at once.
  • Bennett's elemental burst does not proc the 4p set bonus after the on-field character HP reaches 70%.

Pale Flame

Description
Findings
  • 2 Piece Set Bonus: Physical DMG +25%
  • 4 Piece Set Bonus: When an Elemental Skill hits an opponent, ATK is increased by 9% for 7s. This effect stacks up to 2 times and can be triggered once every 0.3s. Once 2 stacks are reached, the 2-set effect is increased by 100%.
  • 4p set bonus can be maintained indefinitely as long as the character's cooldown and cast time are less than 7 seconds.
  • 4p set bonus persists after swap.
  • 4p set bonus does not buff the hit that triggers it. The timing for when this buff begins is ping dependent, with higher ping resulting in a longer delay before the buff is applied.

Retracting Bolide

Description
Findings
  • 2 Piece Set Bonus: Shield Strength +35%
  • 4 Piece Set Bonus: While protected by a Shield, gain an additional 40% Normal and Charged Attack DMG.
  • The 4p set has to be equipped to the character you want to buff, in most cases, your DPS character, not the character casting the shield.
  • The 2-piece shield strength effect only applies to the character equipping the artifact set, not the character creating the shield.

Shimenawa's Reminiscence

Description
Findings
  • 2 Piece Set Bonus: ATK +18%
  • 4 Piece Set Bonus: 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.
  • The effect cannot be refreshed.
  • Energy will not be drained by using elemental skill while the effect is active.
  • The Energy drain effect has a 7-frame delay from when Elemental Skill is cast to when you actually lose energy.
  • The effect, including the Energy drain, will still trigger even if the player is interrupted during Elemental Skill cast.

Tenacity of the Millelith

Description
Findings
  • 2 Piece Set Bonus: HP +20%
  • 4 Piece Set Bonus: When an Elemental Skill hits an opponent, the ATK of all nearby party members is increased by 20% and their Shield Strength is increased by 30% for 3s. This effect can be triggered once every 0.5s. This effect can still be triggered even when the character who is using this artifact set is not on the field.
  • The 4 piece effect of Tenacity of the Millelith activates with elemental skills hitting shielded enemies and dealing no damage.
  • The 4 piece effect does not stack but its duration can be reset if there are multiple 4ToM wielders

Thundering Fury

Description
Findings
  • 2 Piece Set Bonus: Increases Electro DMG by 15%
  • 4 Piece Set Bonus: Increases damage caused by Overloaded, Electro-Charged, and Superconduct DMG by 40%. Triggering such effects decreases Elemental Skill CD by 1s. Can only occur once every 0.8s.
  • Damage boosts regarding reactions are additive with the multiplier from Elemental Mastery.
  • 40% additional damage to electro-related reactions is only applied if the set holder triggers the reaction. However, the set holder doesn't have to be active on-field.
  • The 4p set holder has to be active on-field to benefit from the cooldown reduction effect.
  • Regarding how Electro-charged works with 4TF, If the 4p set bonus is not on cooldown (0.8s), then the set bonus is not hampered by EC’s 1 second ICD. As long as you can keep constant hydro aura on the enemy you can switch between different elemental sources (E1, E2, electro-imbued autoattacks, and Q) to obtain E CDR.
  • 4p set effect of cooldown reduction can be triggered by non-damaging elemental applications.

Thundersoother

Description
Findings
  • 2 Piece Set Bonus: Increases Electro RES by 40%
  • 4 Piece Set Bonus: Increases DMG against enemies affected by Electro by 35%
  • The 4p set holder does not have to be on-field to receive the 35% damage bonus.

Vermillion Hereafter

Description
  • 2 Piece Set Bonus: ATK +18%.
  • 4 Piece Set Bonus: After using an Elemental Burst, this character will gain the Nascent Light effect, increasing their ATK by 8% for 16s. When the character's HP decreases, their ATK will further increase by 10%. This increase can occur this way maximum of 4 times. This effect can be triggered once every 0.8s. Nascent Light will be dispelled when the character leaves the field. If an Elemental Burst is used again during the duration of Nascent Light, the original Nascent Light will be dispelled.

Viridescent Venerer

Description
Findings
  • 2 Piece Set Bonus: Increases Anemo DMG by 15%
  • 4 Piece Set Bonus: Increases Swirl DMG by 60%. Decreases opponent's Elemental RES to the element infused in the Swirl by 40% for 10s.
  • Anemo supports that can proc multiple swirl infused with different elements rapidly can have multiple elements resist debuffs applied at the same time.
  • A single anemo application on an enemy with electro-charged will reduce both hydro and electro resistances.
  • 4 piece Viridescent Venerer only shreds if the wearer is onfield during a swirl that they trigger.
  • 4 piece Viridescent Venerer’s RES shred passive only buffs Swirl DMG against an enemy with a pre-existing aura.
  • 4 piece Viridescent Venerer’s RES shred passive also works on surrounding enemies after being affected by Swirl’s AoE.
  • The 4 piece set effect's duration can be extended by hitlag.
  • The attack that triggered the Swirl does not benefit from 4 piece Viridescent Venerer's RES shred passive.
  • Single target 4 piece Viridescent Venerer’s RES shred applies instantly and is unaffected by ping. AoE RES shred applies on damage, which is ping dependent.

Wanderer's Troupe

Description
  • 2 Piece Set Bonus: Increases Elemental Mastery by 80.
  • 4 Piece Set Bonus: Increases Charged Attack DMG by 35% if the character uses a Catalyst or Bow.

4 Star Artifact Sets

Berserker

Description
  • 2 Piece Set Bonus: CRIT Rate +12%
  • 4 Piece Set Bonus: When HP is below 70%, CRIT Rate is increased by an additional 24%

Brave Heart

Description
  • 2 Piece Set Bonus: ATK +18%
  • 4 Piece Set Bonus: Increases DMG by 30% against enemies with more than 50% HP

Defender's Will

Description
  • 2 Piece Set Bonus: Base DEF +30%
  • 4 Piece Set Bonus: Increases Elemental RES by 30% for each element present in the party.

Gambler

Description
Findings
  • 2 Piece Set Bonus: Elemental Skill DMG increased by 20%
  • 4 Piece Set Bonus: Defeating an enemy has a 100% chance to remove Elemental Skill CD. Can only occur once every 15s.
  • The 15s CD of the 4 Piece Set Bonus will start upon any DMG output from an Elemental Skill, even if the Elemental Skill is not on cooldown.

Instructor

Description
Findings
  • 2 Piece Set Bonus: Increases Elemental Mastery by 80.
  • 4 Piece Set Bonus: Upon triggering an Elemental Reaction, increases all party members' Elemental Mastery by 120 for 8s.
  • The 4pc set bonus requires its user to be on the field when the Elemental Reaction is triggered.
  • The 4pc set bonus doesn't apply to the 1st hit/reaction that triggers it.
  • Triggering another reaction during 4pc set buff extends its duration.
  • The 4pc set bonus will not be activated by reactions on non-enemy entities (environmental objects, self-infused,...).

Martial Artist

Description
  • 2 Piece Set Bonus: Increases Normal and Charged Attack DMG by 15%
  • 4 Piece Set Bonus: After using an Elemental Skill, increases Normal and Charged Attack DMG by 25% for 8s.

Prayers For Destiny

Description
Findings
  • 1 Piece Set Bonus: Affected by Hydro for 40% less time.
  • The Tiara status resist 1-set effect applies even when not visually active.
  • The Tiara works with Leyline disorders and is additive with elemental resonances, so you are able to get up to 80% debuff resistance.

Prayers to the Firmament

Description
Findings
  • 1 Piece Set Bonus: Affected by Anemo for 40% less time.
  • The Tiara status resist 1-set effect applies even when not visually active.
  • The Tiara works with Leyline disorders and is additive with elemental resonances, so you are able to get up to 80% debuff resistance.

Prayers for Illumination

Description
Findings
  • 1 Piece Set Bonus: Affected by Pyro for 40% less time.
  • The Tiara status resist 1-set effect applies even when not visually active.
  • The Tiara works with Leyline disorders and is additive with elemental resonances, so you are able to get up to 80% debuff resistance.

Prayers to Springtime

Description
Findings
  • 1 Piece Set Bonus: Affected by Cryo for 40% less time.
  • The Tiara status resist 1-set effect applies even when not visually active.
  • The Tiara works with Leyline disorders and is additive with elemental resonances, so you are able to get up to 80% debuff resistance.

Prayers for Wisdom

Description
Findings
  • 1 Piece Set Bonus: Affected by Electro for 40% less time.
  • The Tiara status resist 1-set effect applies even when not visually active.
  • The Tiara works with Leyline disorders and is additive with elemental resonances, so you are able to get up to 80% debuff resistance.

Resolution of Sojourner

Description
  • 2 Piece Set Bonus: ATK +18%
  • 4 Piece Set Bonus: Increases Charged Attack CRIT Rate by 30%

Scholar

Description
  • 2 Piece Set Bonus: Energy Recharge +20%
  • 4 Piece: Gaining Elemental Particles or Orbs gives 3 Energy to all party members who have a bow or a catalyst equipped. Can only occur once every 3s.

The Exile

Description
  • 2 Piece Set Bonus: Energy Recharge +20%
  • 4 Piece Set Bonus: Using an Elemental Burst regenerates 2 Energy for other party members every 2s for 6s. This effect cannot stack.

Tiny Miracle

Description
Findings
  • 2 Piece Set Bonus: All Elemental RES increased by 20%
  • 4 Piece Set Bonus: Incoming Elemental DMG increases corresponding Elemental RES by 30% for 10s. Can only occur once every 10s.
  • The 4p set bonus does not apply to damage dealt to shields.

Other Findings

  • For transformative reactions, +80 EM is better than the reaction damage bonus from 4TF/CW at <=490 EM (before set bonus), while +160 EM is better than the reaction damage bonus from 4TF/CW at <=1498 EM (before set bonus).
  • Below 842 EM, 2WT+2Ins set bonus brings more value than 4VV for swirl damage before accounting for resistance.

Evidence Vault