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Status Icon WeaponStatus Icon MoveByleth Proven Professor Face FC
Byleth: Proven Professor
Status Icon WeaponStatus Icon MoveByleth Tested Professor Face FC
Byleth: Tested Professor
Status Icon WeaponStatus Icon MoveByleth Fell Stars Duo Face FC
Byleth: Fell Star's Duo
Status Icon WeaponStatus Icon MoveByleth The Fodlan Star Face FC
Byleth: The Fódlan Star
Status Icon WeaponStatus Icon MoveByleth The Fodlan Light Face FC
Byleth: The Fódlan Light
Status Icon WeaponStatus Icon MoveByleth Sublime Light Face FC
Byleth: Sublime Light
Status Icon WeaponStatus Icon MoveByleth Fount of Learning Face FC
Byleth: Fount of Learning
Status Icon WeaponStatus Icon MoveByleth Vengeance Vessel Face FC
Byleth: Vengeance Vessel
Status Icon WeaponStatus Icon MoveByleth Frosty Professors Face FC
Byleth: Frosty Professors
Status Icon WeaponStatus Icon MoveSothis Girl on the Throne Face FC
Sothis: Girl on the Throne
Status Icon WeaponStatus Icon MoveSothis Silver Specter Face FC
Sothis: Silver Specter
General Quotes Misc Heroic Ordeal
Sothis
Bound-Spirit Duo
Portrait
Sothis Bound-Spirit Duo Face
Attack
Sothis Bound-Spirit Duo BtlFace
Special
Sothis Bound-Spirit Duo BtlFace C
Damage

Sothis Bound-Spirit Duo BtlFace D

Art by: azu-taro (azuタロウ)
Description A mysterious girl who appeared to Byleth only in dreams now joins him in reality for the harvest festival. They appear in Fire Emblem: Three Houses.
Rarities ★ Focus — Special Duo Duo
Duo Skill
[ExpandCollapse]
Grants【Null Follow-Up】to unit and allies within 2 spaces. If unit or any ally within 2 spaces has their Special cooldown count at its maximum value, grants them Special cooldown count-1.

Once used, Duo Skill cannot be activated again right away. At start of odd-numbered turns, if Duo Skill has already been used, unit can use Duo Skill again.

(Duo Skills can be used by tapping the Duo button. Duo Skills cannot be used by units deployed using Pair Up.)
Grants【Null Follow-Up】to unit and allies within 2 spaces. If unit or any ally within 2 spaces has their Special cooldown count at its maximum value, grants them Special cooldown count-1.

Once used, Duo Skill cannot be activated again right away. At start of odd-numbered turns, if Duo Skill has already been used, unit can use Duo Skill again.

【Null Follow-Up】
If unit's Spd > foe's Spd during combat, neutralizes effects that guarantee foe's follow-up attacks and effects that prevent unit's follow-up attacks for 1 turn.

(Duo Skills can be used by tapping the Duo button. Duo Skills cannot be used by units deployed using Pair Up.)
Standard Effect 1: Duel If unit is 5★ and level 40 and unit's stats total less than 195, treats unit's stats as 195 in modes like Arena. (Higher-scoring opponents will appear. Stat total calculation excludes any values added by merges and skills.)
Weapon Type Icon Class Blue Breath Blue Breath
Move Type Icon Move Flying Flying
Voice Actor EN Cassandra Lee Morris + Zach Aguilar
Voice Actor JP 黒沢ともよ(Tomoyo Kurosawa) & 小林裕介(Yusuke Kobayashi)
Release Date
Addition Date
Entry Icon MiniUnit Head 12 Three Houses
Version 5.10
Internal ID PID_比翼ソティス (713)
Origin 120000100300

Stats

All stats have a degree of variation. The stat growth page explains how the variation works.

Level 1 stats

RarityHPAtkSpdDefResTotal
★15/16/173/4/56/7/84/5/61/2/334
★15/16/173/4/57/8/95/6/71/2/336
★16/17/184/5/67/8/95/6/72/3/439
★16/17/184/5/68/9/106/7/82/3/441
★17/18/195/6/78/9/106/7/83/4/544

Level 40 stats

RarityHPAtkSpdDefResTotal
★29/32/3524/27/2929/31/3420/23/2522/25/27137~139
★30/33/3626/29/3132/34/3722/25/2824/27/29147~149
★33/36/3929/32/3534/37/4024/27/3027/30/33162
★34/37/4030/33/3736/40/4326/29/3228/31/35169~171
★36/40/4333/36/4038/42/4528/31/3431/34/38182~184

Growth Rates

This set of values, after being multiplied by a rarity factor, determines how much each stat will increase from level 1 to level 40, see stat growth.
RarityHPAtkSpdDefResTotal
★50%70%75%55%70%320%

Stats between level 1 and 40

For stat values between level 1 and 40, see this page.

Skills[ | ]

Weapons[ | ]

NameMightRangeDescriptionSPDefaultUnlock
Fire Breath6150★★
Fire Breath+81100★★
Flametongue111200★★
Eerie Scripture161
Accelerates Special trigger (cooldown count-1). Neutralizes "effective against dragons" bonuses. Unit can counterattack regardless of foe's range. If foe initiates combat or if foe's HP ≥ 75% at start of combat, grants Atk/Spd/Def/Res+5 to unit during combat. If foe's Range = 2, calculates damage using the lower of foe's Def or Res.
400★★

Assists[ | ]

This unit owns no Assist skills.

Specials[ | ]

NameCooldownDescriptionSPDefaultUnlock
Daylight3
Restores HP = 30% of damage dealt.
100★★
Noontime2
Restores HP = 30% of damage dealt.
200★
Sirius2
Boosts damage by 30% of unit's Spd. Restores HP = 30% of damage dealt.
500★

Passives[ | ]

TypeNameDescriptionSPUnlock
AAtk Spd Solo 1Atk/Spd Solo 1
If unit is not adjacent to an ally, grants Atk/Spd+2 during combat.
60★
Atk Spd Solo 2Atk/Spd Solo 2
If unit is not adjacent to an ally, grants Atk/Spd+4 during combat.
120★
Atk Spd Solo 3Atk/Spd Solo 3
If unit is not adjacent to an ally, grants Atk/Spd+6 during combat.
240★
Atk Spd Solo 4Atk/Spd Solo 4
If unit is not adjacent to an ally, grants Atk/Spd+7 during combat.
300★
BDragons Wrath 1Dragon's Wrath 1
If foe initiates combat, reduces damage from foe's first attack by 10% during combat, and also, if unit's Atk > foe's Res, unit's first attack deals damage = 10% of unit's Atk minus foe's Res during combat.
60★
Dragons Wrath 2Dragon's Wrath 2
If foe initiates combat, reduces damage from foe's first attack by 15% during combat, and also, if unit's Atk > foe's Res, unit's first attack deals damage = 15% of unit's Atk minus foe's Res during combat.
120★
Dragons Wrath 3Dragon's Wrath 3
If foe initiates combat, reduces damage from foe's first attack by 20% during combat, and also, if unit's Atk > foe's Res, unit's first attack deals damage = 20% of unit's Atk minus foe's Res during combat.
240★
CAtk Spd Rein 1Atk/Spd Rein 1
Inflicts Atk/Spd-2 on foes within 2 spaces during combat.
60★
Atk Spd Rein 2Atk/Spd Rein 2
Inflicts Atk/Spd-3 on foes within 2 spaces during combat.
120★
Atk Spd Rein 3Atk/Spd Rein 3
Inflicts Atk/Spd-4 on foes within 2 spaces during combat.
240★

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