Theorylytics

Billy vs Harumasa

Billy vs Harumasa — two Attack agents competing for the same roster slot.

TL;DR — Quick Pick

Pick Billy if…

  • You need a Physical Attack agent and Billy's kit matches your account gap.
  • You prefer DPS gameplay over Harumasa's DPS identity.
  • Billy is a solid, accessible Physical attacker who excels at mid-to-long-range sustained damage.

Pick Harumasa if…

  • You need a Electric Attack agent and Harumasa's kit matches your account gap.
  • You prefer DPS gameplay over Billy's DPS identity.
  • Harumasa is a top-tier Electric Attack unit with exceptional mobility and a high damage ceiling through his Awakened state mechanics.
Verdict

Billy and Harumasa are both Attack investments that answer different account needs. Billy (Physical, DPS) shines when Billy is a solid, accessible Physical attacker who excels at mid-to-long-range sustained damage. Harumasa (Electric, DPS) is the better commit when Harumasa is a top-tier Electric Attack unit with exceptional mobility and a high damage ceiling through his Awakened state mechanics. Compare signature builds, team requirements, and your existing supports before pulling either.

At a Glance

Billy
Stat
Harumasa
Physical
Attribute
Electric
Attack
Specialty
Attack
A-Rank
Rank
S-RankWinner
DPS
Primary role
DPS
Direct Attack
Damage type
Direct Attack
CRIT Rate
Scaling focus
CRIT Rate
Physical + Ranged DPS
Playstyle clarity
Electric + AttackerWinner
Strong
Self-sustain
Strong
ModerateWinner
Team flexibility
Focused
Dialyn / Sunna / Anby
Best support shell
Trigger / Rina / Qingyi
Steel Cushion(S1) — S-rank · Accessible
F2P W-Engine path
Starlight Engine — A-rank · Accessible
Good
M0 viability
ExcellentWinner

Strengths & Weaknesses

Billy

Strengths
  • Safe mid-to-long-range attack distance
  • High AoE damage potential with piercing shots
  • Increased damage output while in Crouching Shot
Weaknesses
  • Stationary playstyle leaves him vulnerable to knockback
  • Core passive damage buff lost if repositioning incorrectly
  • Requires proper team synergy to maximize Ultimate potential

Harumasa

Strengths
  • High invulnerability frames during Dash Attacks
  • Strong burst damage via Awakened state
  • Excellent synergy with Attribute Anomaly procs
Weaknesses
  • Requires constant stack management
  • Dependent on X-Marked windows for optimal DPS
  • Complex animation cancels required for peak performance

Best Builds (Signature)

Billy

W-Engine

The Brimstone(S5)

Disk Set

Woodpecker Electro(4-PC)

Disk 4

CRIT Rate%

Disk 5

Physical DMG%

Disk 6

ATK%

Substats

CRIT Rate >= CRIT DMG = ATK%

Harumasa

W-Engine

Cordis Germina

Disk Set

Thunder Metal

Disk 4

CRIT Rate%

Disk 5

Electric DMG%

Disk 6

ATK%

Substats

CRIT Rate >= CRIT DMG = ATK%

Who Should You Pull?

Billy
Pull Billy if…
  • You need a Physical Attack agent and Billy's kit matches your account gap.
  • You prefer DPS gameplay over Harumasa's DPS identity.
  • Billy is a solid, accessible Physical attacker who excels at mid-to-long-range sustained damage.
  • He is a great investment for new players needing a reliable main DPS before pulling for high-tier limited units.
  • Safe mid-to-long-range attack distance.
Billy Full Guide
Harumasa
Pull Harumasa if…
  • You need a Electric Attack agent and Harumasa's kit matches your account gap.
  • You prefer DPS gameplay over Billy's DPS identity.
  • Harumasa is a top-tier Electric Attack unit with exceptional mobility and a high damage ceiling through his Awakened state mechanics.
  • His ability to mark enemies and engage in repeated high-damage Dash attacks makes him a premier DPS choice for Section 6 teams.
  • Harumasa is a stronger general pull priority (YES) for your roster.
Harumasa Full Guide