Theorylytics

Lucy vs Soukaku

Lucy vs Soukaku — two Support agents competing for the same roster slot.

TL;DR — Quick Pick

Pick Lucy if…

  • You need a Fire Support agent and Lucy's kit matches your account gap.
  • You prefer Support gameplay over Soukaku's Support identity.
  • Lucy is a premier support unit who provides significant team-wide ATK buffs through her guard boars.

Pick Soukaku if…

  • You need a Ice Support agent and Soukaku's kit matches your account gap.
  • You prefer Support gameplay over Lucy's Support identity.
  • Soukaku is a foundational support for Ice teams, providing critical team-wide ATK and Ice DMG buffs.
Verdict

Lucy and Soukaku are both Support investments that answer different account needs. Lucy (Fire, Support) shines when Lucy is a premier support unit who provides significant team-wide ATK buffs through her guard boars. Soukaku (Ice, Support) is the better commit when Soukaku is a foundational support for Ice teams, providing critical team-wide ATK and Ice DMG buffs. Compare signature builds, team requirements, and your existing supports before pulling either.

At a Glance

Lucy
Stat
Soukaku
Fire
Attribute
Ice
Support
Specialty
Support
A-Rank
Rank
A-Rank
Support
Primary role
Support
Buffs / Utility
Damage type
Buffs / Utility
ATK% (top priority until ability cap)
Scaling focus
CRIT Rate
Support + Fire
Playstyle clarity
Ice Support + ATK Buffer
Strong
Self-sustain
Strong
ModerateWinner
Team flexibility
Focused
Zhao
Best support shell
Yuzuha / Lycaon / Nangong Yu
Slice of Time — A-rank · Accessible
F2P W-Engine path
Slice of Time — A-rank · Accessible
Excellent
M0 viability
Excellent

Strengths & Weaknesses

Lucy

Strengths
  • Provides significant flat and percentage ATK buffs to the team.
  • Guard boars inherit stats for meaningful off-field damage contribution.
  • Easy activation of Cheer On! status via EX Special.
Weaknesses
  • Buff effectiveness is capped, limiting hyper-investment returns.
  • Relies heavily on energy regeneration to maintain buff uptime.
  • Requires specific team compositions to maximize Additional Ability passives.

Soukaku

Strengths
  • High team-wide ATK buff potential
  • Strong Ice DMG synergy with passive abilities
  • Efficient Energy recovery for the team
Weaknesses
  • Buff uptime requires precise rotation management
  • Requires EX Special usage to build Vortex stacks
  • Limited effectiveness outside of Ice-focused teams

Shared Team Members

With Lucy

Secondary Anomaly / Disorder partner that amplifies Lucy's damage windows.

With Soukaku

Secondary Anomaly / Disorder partner that amplifies Soukaku's damage windows.

Best Builds (Signature)

Lucy

W-Engine

Kaboom the Cannon

Disk Set

Moonlight Lullaby

Disk 4

ATK% > CRIT Rate%

Disk 5

ATK%

Disk 6

Energy Regen = ATK%

Substats

ATK% (top priority until ability cap) = CRIT RATE = CRIT DMG > PEN = ATK

Soukaku

W-Engine

Bashful Demon

Disk Set

Freedom Blues

Disk 4

ATK% > CRIT Rate%

Disk 5

ATK% > Ice DMG%

Disk 6

Energy Regen = ATK%

Substats

CRIT Rate >= CRIT DMG = ATK%

Who Should You Pull?

Lucy
Pull Lucy if…
  • You need a Fire Support agent and Lucy's kit matches your account gap.
  • You prefer Support gameplay over Soukaku's Support identity.
  • Lucy is a premier support unit who provides significant team-wide ATK buffs through her guard boars.
  • Her ability to maintain high uptime on offensive support makes her an essential asset for any Fire or faction-synergized composition.
  • Lucy is a stronger general pull priority (YES) for your roster.
Lucy Full Guide
Soukaku
Pull Soukaku if…
  • You need a Ice Support agent and Soukaku's kit matches your account gap.
  • You prefer Support gameplay over Lucy's Support identity.
  • Soukaku is a foundational support for Ice teams, providing critical team-wide ATK and Ice DMG buffs.
  • Her ability to transition into these buffs through her flag mechanic makes her essential for optimizing damage output in high-tier content.
  • Soukaku is a stronger general pull priority (YES) for your roster.
Soukaku Full Guide