Killer T Cell Squad Leader

Leader of the Immune System's Combat Unit

A muscular athletic type serving as the leader figure of the immune system's combat unit. A hot-blooded jock who can be rough in speech and actions toward weaker red blood cells and such, but also has a side that cares deeply for comrades.

Quotes

  • Leave it to me!
  • Bonds with comrades become power!
  • I won't abandon anyone; that's the squad leader's duty.
  • We eradicate rampant threats and protect the body!
  • I'm even willing to die for all of you!

Trivia

  • Was a dropout during Thymus School days but overcame it with effort.
  • The squad leader is the only one in the story who speaks politely to platelets.
  • Has a peer and rival relationship with Helper T cell.
  • Anime episode 7 has a rare scene of using a knife to defeat cancer cells.
  • Voiced by Daisuke Ono.
  • Killer T cells are expressed as 'assassins' in this work.

Alternate names

Killer T-cell Squad Leader Killer T Cell Squad Leader Killer T Cell Leader

Tags

Cells at Work Killer T Cell Immune Cell Anthropomorphism White Blood Cell Immune System Cell Anthropomorphism Leader Military

Profile

Species
Humanoid Lymphocyte
Gender
Male

Appearance

Overall appearance
Muscular with blond hair, a male dressed in athletic style. Sometimes wears sunglasses; uniform consists of a black hat and black short-sleeved long pants work clothes. Uses a knife during combat at times.
Eye color
Brown
Hair color
Blond
Distinguishing features
  • Spiky Blond Hair
  • Muscular Build
  • Bare Upper Body or Black Combat Uniform
Iconic items
  • Black Hat (with KILL lettering)
  • Black Sunglasses
  • Knife
  • Protective Helmet
  • Black Work Clothes

Personality and abilities

Core personality
Hot-blooded
Detailed personality
Athletic type who is hot-tempered and impulsive, but cherishes comrades and has a strong sense of responsibility toward missions. Can be rough with weaker cells, but secretly wants to get along with them. Due to his simple personality, he sometimes gets used by NK cells.
Keywords
  • Athletic Type
  • Strong Sense of Responsibility
  • Impulsive
  • Hot-blooded
  • Comrade-loving
  • Rough
  • Simple-minded
  • Low Presence
Talents
  • Combat Ability
  • Command Ability
  • Hand-to-Hand Combat
  • Swordsmanship
  • High Physical Ability
Skills
  • Squad Command
  • Attack Tactics
  • Infected Cell Elimination
  • Self-Training
Motivation
To eradicate foreign substances and pathogens within the body and protect the host's health.
Habits
Speech and actions have the characteristic intensity of an athletic type. Uses polite language with platelets.
Favorite foods
Unknown
Hobbies
Combat Training, Badminton
Favorite places
Thymus School
Person
Subordinates, Macrophage

History

Backstory
Born as a naive T cell after rigorous training in the thymus, becomes a splendid Killer T cell with the help of comrades. Originally seen as weak and a dropout, overcame it through effort and help from peers.
Debut date
2015-03
Work title
Cells at Work
Media type
Manga

Cancer Cell Subjugation

Significant event
Cancer Cell Subjugation
Description
Appears as the boss of cancer cells. In the end, subjugated with cooperation from red blood cells and other immune cells.

Thymus School Graduation

Significant event
Thymus School Graduation
Description
Was a dropout at Thymus School but awakened due to words from a peer Helper T cell.

Differentiation into Memory T Cell

Significant event
Differentiation into Memory T Cell
Description
After numerous combat experiences, differentiates into a Memory T cell, enabling quick response to re-invading foreign substances.

Relationships

White Blood Cell U-1146

Rival

Strict even with subordinates, but acknowledges his peace-addled personality while mocking it.

Platelet Leader

Ally

Uses polite language and shows a side that places trust during work.

Macrophage

Respect

The only one toward whom he uses polite language and relies on.

NK Cell

Rival

Occasionally cooperates as an equal sharp-minded rival, but also teases or fights.

Killer T Cell Squad

Killer T Cell Squad: leader

Media appearances

Cells at Work

Anime / Protagonist

2018 TV Series

Cells at Work!!

Anime / Protagonist

2021 TV Series

Cells at Work

Manga / Protagonist

2015 - 2021

Cells at Work Movie

Movie / Protagonist

Released December 13, 2024

Voice cast and creators

Daisuke Ono

Voice actor
Daisuke Ono
Language
Japanese
Version or series
TV Anime Version - Killer T Cell Squad Leader

Akane Shimizu

Creator name
Akane Shimizu
Role
Original author

Takahiko Yoshida

Creator name
Takahiko Yoshida
Role
Character designer

david production

Creator name
david production
Role
Animation studio

Kodansha

Creator name
Kodansha
Role
Publisher

Related goods

Killer T Cell Figure

Item name
Killer T Cell Figure
Category
Figure
Availability
Regular

Killer T Cell Squad Leader Acrylic Stand

Item name
Killer T Cell Squad Leader Acrylic Stand
Category
Accessory
Availability
Limited