Weapon details
Legend has it that this greatsword was forged by the hand of Ravenwood, who inherited the name of Boreas, prior to his ascension to knighthood.
Indomitable Chivalry
Increase ATK SPD by 10%. Every time the equipping character's Normal Attack(s) hit opponent(s), when they cast their Elemental Skill, or when they begin their Charged Attack(s), gain 1/2/2 stacks of Four Winds' Hymn respectively: DMG dealt is increased by 7.5% for 4s. Max 4 stacks. This effect can be triggered once every 0.01s. Additionally, when the party has the "Hexerei: Secret Rite" effect, each stack of Four Winds' Hymn also increases the equipping character's CRIT DMG by 7.5%.
Increase ATK SPD by 10%. Every time the equipping character's Normal Attack(s) hit opponent(s), when they cast their Elemental Skill, or when they begin their Charged Attack(s), gain 1/2/2 stacks of Four Winds' Hymn respectively: DMG dealt is increased by 9.5% for 4s. Max 4 stacks. This effect can be triggered once every 0.01s. Additionally, when the party has the "Hexerei: Secret Rite" effect, each stack of Four Winds' Hymn also increases the equipping character's CRIT DMG by 9.5%.
Increase ATK SPD by 10%. Every time the equipping character's Normal Attack(s) hit opponent(s), when they cast their Elemental Skill, or when they begin their Charged Attack(s), gain 1/2/2 stacks of Four Winds' Hymn respectively: DMG dealt is increased by 11.5% for 4s. Max 4 stacks. This effect can be triggered once every 0.01s. Additionally, when the party has the "Hexerei: Secret Rite" effect, each stack of Four Winds' Hymn also increases the equipping character's CRIT DMG by 11.5%.
Increase ATK SPD by 10%. Every time the equipping character's Normal Attack(s) hit opponent(s), when they cast their Elemental Skill, or when they begin their Charged Attack(s), gain 1/2/2 stacks of Four Winds' Hymn respectively: DMG dealt is increased by 13.5% for 4s. Max 4 stacks. This effect can be triggered once every 0.01s. Additionally, when the party has the "Hexerei: Secret Rite" effect, each stack of Four Winds' Hymn also increases the equipping character's CRIT DMG by 13.5%.
Increase ATK SPD by 10%. Every time the equipping character's Normal Attack(s) hit opponent(s), when they cast their Elemental Skill, or when they begin their Charged Attack(s), gain 1/2/2 stacks of Four Winds' Hymn respectively: DMG dealt is increased by 15.5% for 4s. Max 4 stacks. This effect can be triggered once every 0.01s. Additionally, when the party has the "Hexerei: Secret Rite" effect, each stack of Four Winds' Hymn also increases the equipping character's CRIT DMG by 15.5%.
Phase 0
Level cap: 20
Adventure rank required: -
Mora: -
Materials
-
Phase 1
Level cap: 40
Adventure rank required: 15
Mora: 10,000
Materials
Recruit's Insignia x3 
Fractured Eye of the Deep Shadow x5 
Boreal Wolf's Milk Tooth x5 Phase 2
Level cap: 50
Adventure rank required: 25
Mora: 20,000
Materials
Recruit's Insignia x12 Fractured Eye of the Deep Shadow x18 
Boreal Wolf's Cracked Tooth x5 Phase 3
Level cap: 60
Adventure rank required: 30
Mora: 30,000
Materials
Sergeant's Insignia x9 
Aberrant Core of the Deep Shadow x9 Boreal Wolf's Cracked Tooth x9 Phase 4
Level cap: 70
Adventure rank required: 35
Mora: 45,000
Materials
Sergeant's Insignia x14 Aberrant Core of the Deep Shadow x18 
Boreal Wolf's Broken Fang x5 Phase 5
Level cap: 80
Adventure rank required: 40
Mora: 55,000
Materials
Lieutenant's Insignia x9 
Hooked Beak of the Deep Shadow x14 Boreal Wolf's Broken Fang x9 Phase 6
Level cap: 90
Adventure rank required: 50
Mora: 65,000
Materials
Lieutenant's Insignia x18 Hooked Beak of the Deep Shadow x27 
Boreal Wolf's Nostalgia x6