Skip to content
← Artifact library

Introduced in version 7.0

Foundryman's Conjecture

Flower

Set pieces

Artifact archive

Heart of the Furnace

Foundryman's Conjecture

Flower
HP

Available rarities: 4 / 5 stars

He knew that, unlike the temperature at the heart of the furnace, just how warm or cold a human heart is towards another cannot be clearly measured in degrees.

Stat reference

HP
4,780

Base values at the selected rarity and level. Set effects are not applied.

Set effects

Set bonuses

2-piece bonus

ATK +18%.

4-piece bonus

Increases the equipping character's ATK by 12% for 12s when they trigger a Stellar Glimmer reaction or deal Stellar Glimmer reaction DMG. Also increases Stellar Glimmer reaction DMG dealt by all nearby party members by 50%. The above effects can trigger even when the equipping character is not on the field, and the DMG bonus from multiple Artifact Sets with the same name do not stack.

Hypothetical roll calculator

Build a possible roll sequence. These are reference totals, not an owned artifact. Roll tiers are not assumed equally likely.

Initial substat 1
Eligible substats and single-roll values
  • HP%
    4.1% / 4.7% / 5.3% / 5.8%
  • ATK
    14 / 16 / 18 / 19
  • ATK%
    4.1% / 4.7% / 5.3% / 5.8%
  • DEF
    16 / 19 / 21 / 23
  • DEF%
    5.1% / 5.8% / 6.6% / 7.3%
  • CRIT Rate
    2.7% / 3.1% / 3.5% / 3.9%
  • CRIT DMG
    5.4% / 6.2% / 7.0% / 7.8%
  • Elemental Mastery
    16 / 19 / 21 / 23
  • Energy Recharge
    4.5% / 5.2% / 5.8% / 6.5%
Catalog text from genshin-db; stat tables and artwork from Genshin Optimizer · Revision genshin-db. Genshin Impact artwork © HoYoverse. Reference values only.