Pyro catalyst attacks generate Scarlet Seals, which are consumed to increase charged attack damage.
Cooldown / cost: Charged Attack Stamina Cost: 50.0

Deals Pyro area damage and grants the maximum number of Scarlet Seals. Deals Pyro area damage and grants Brilliance, generating Scarlet Seals and increasing charged attack damage.
Pyro catalyst attacks generate Scarlet Seals, which are consumed to increase charged attack damage.
Cooldown / cost: Charged Attack Stamina Cost: 50.0
Deals Pyro area damage and grants the maximum number of Scarlet Seals.
Cooldown / cost: CD: 9.0s
Deals Pyro area damage and grants Brilliance, generating Scarlet Seals and increasing charged attack damage.
Cooldown / cost: CD: 20.0s; Energy Cost: 80
Consuming Scarlet Seals through a charged attack grants a brief Pyro damage bonus per seal.
Critical charged attacks deal an additional area Pyro hit.
Displays nearby Liyue regional specialties on the minimap.
Scarlet Seals further reduce charged attack stamina consumption and increase resistance to interruption.
Requirements / unlock: Constellation 1
Increases charged attack critical rate against targets below half health.
Requirements / unlock: Constellation 2
Raises Signed Edict talent level by three.
Requirements / unlock: Constellation 3
Using Done Deal creates a shield based on Yanfei's maximum HP.
Requirements / unlock: Constellation 4
Raises Done Deal talent level by three.
Requirements / unlock: Constellation 5
Increases the maximum number of Scarlet Seals by one.
Requirements / unlock: Constellation 6
Read the Elemental Skill and Burst separately from passive talents and Constellations. A listed Constellation effect should only be included in your plan when unlocked.
GetCheatBeacon's practical checklist for Yanfei: