Set pieces

Artifact archive

Instructor

Instructor's Brooch

Flower

Available rarities: 3 / 4 stars

Whenever the instructor wore this brooch, it meant there would be no training sessions that day.

Stat reference

Rarity

Artifact level

Main stat

HP: 3,571

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

Set effects

Set bonuses

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.

Hypothetical roll calculator

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

Starting substats

Initial substat 1

Substat

Roll tier

Eligible substats and single-roll values

HP%
3.3% / 3.7% / 4.2% / 4.7%
ATK
11 / 12 / 14 / 16
ATK%
3.3% / 3.7% / 4.2% / 4.7%
DEF
13 / 15 / 17 / 19
DEF%
4.1% / 4.7% / 5.3% / 5.8%
CRIT Rate
2.2% / 2.5% / 2.8% / 3.1%
CRIT DMG
4.3% / 5.0% / 5.6% / 6.2%
Elemental Mastery
13 / 15 / 17 / 19
Energy Recharge
3.6% / 4.1% / 4.7% / 5.2%

Catalog text from genshin-db; stat tables and artwork from Genshin Optimizer · Revision genshin-db. Genshin Impact artwork © HoYoverse. Reference values only.