About Half-Life Characters
Welcome to the comprehensive Half-Life characters list and database. Here you’ll find detailed profiles of all major and supporting characters in the Half-Life series. Each profile covers abilities, personality traits, backstories, and relationships.
What You'll Discover
- Complete character bios and personality types
- Unique abilities, roles, and gameplay traits
- Lore connections, occupations, and recurring appearances
- Data-backed Character Battles with radar charts and quick verdicts
Character Roles in Half-Life
Half-Life features a wide variety of characters with distinct roles and responsibilities:
- Resistance Fighter/Hacker characters
- Combine Enforcer characters
- Alien Overlord characters
- Resistance Leader/Scientist characters
- Mysterious Overseer characters
- Theoretical Physicist/Protagonist characters
Below you’ll find the complete list of Half-Life characters, organized for easy browsing and discovery.
Character List
Filter the list by faction
Occupation: Resistance Fighter/Hacker
Debut: Episode 1
Affiliation: Lambda Resistance, White Forest Base
Faction: Human Resistance
Race: Human
Gender: Female
Age: 24
Alyx Vance
Half-LifeResistance Fighter/Hacker
Skilled resistance fighter and daughter of Dr. Eli Vance, Gordon's closest ally in the fight against the Combine.
Occupation: Resistance Fighter/Hacker
Debut: Episode 1
Affiliation: Lambda Resistance, White Forest Base
Faction: Human Resistance
Race: Human
Gender: Female
Age: 24
Personality
MysteriousIntelligentBraveResourcefulCaring
Abilities
Hacking expertiseCombat skillsTechnical knowledgeStealth operationsLeadership
Notable Items
Modified pistolHacking toolsResistance equipmentDog (robot companion)
Quote:
Gordon! About time!
Occupation: Resistance Fighter/Hacker
Race: Unknown
Gender: Unknown
Age: Unknown
Alyx Vance
Half-LifeResistance Fighter/Hacker
Skilled resistance fighter and daughter of Dr. Eli Vance, Gordon's closest ally in the fight against...
Occupation: Resistance Fighter/Hacker
Race: Unknown
Gender: Unknown
Age: Unknown
Resistance Fighter/Hacker
Occupation: Combine Enforcer
Debut: Episode 1
Affiliation: Civil Protection Division
Faction: Universal Union (Combine)
Race: Human
Gender: Various
Age: Unknown
Civil Protection Officer
Half-LifeCombine Enforcer
Human collaborators who enforce Combine rule in occupied cities through intimidation and violence.
Occupation: Combine Enforcer
Debut: Episode 1
Affiliation: Civil Protection Division
Faction: Universal Union (Combine)
Race: Human
Gender: Various
Age: Unknown
Personality
MysteriousAuthoritarianOppressiveLoyal to CombineIntimidating
Abilities
Law enforcementCrowd controlSurveillanceIntimidationBasic combat
Quote:
Pick up that can.
Occupation: Alien Overlord
Debut: Episode 1
Affiliation: Combine High Command
Faction: Universal Union (Combine)
Race: Human
Gender: Unknown
Age: Unknown
Combine Advisor
Half-LifeAlien Overlord
Grotesque alien beings that serve as the true rulers of the Combine occupation force.
Occupation: Alien Overlord
Debut: Episode 1
Affiliation: Combine High Command
Faction: Universal Union (Combine)
Race: Human
Gender: Unknown
Age: Unknown
Personality
MysteriousRuthlessIntelligentAlienDominating
Abilities
Psychic powersTelekinesisMind controlAdvanced intelligenceTechnological mastery
Quote:
*Alien psychic communications*
Occupation: Resistance Leader/Scientist
Debut: Episode 1
Affiliation: Former Black Mesa, Lambda Resistance Leader
Faction: Human Resistance
Race: Human
Gender: Male
Age: 60s
Dr. Eli Vance
Half-LifeResistance Leader/Scientist
Former Black Mesa scientist who leads the human resistance and serves as a father figure to Gordon.
Occupation: Resistance Leader/Scientist
Debut: Episode 1
Affiliation: Former Black Mesa, Lambda Resistance Leader
Faction: Human Resistance
Race: Human
Gender: Male
Age: 60s
Personality
MysteriousWiseCaringDeterminedOptimistic
Abilities
Scientific expertiseLeadership skillsStrategic planningResistance coordinationMentorship
Notable Items
Prosthetic legScientific equipmentResistance communicationsResearch notes
Quote:
Gordon Freeman! My God, how long has it been?
Occupation: Resistance Leader/Scientist
Race: Unknown
Gender: Unknown
Age: Unknown
Dr. Eli Vance
Half-LifeResistance Leader/Scientist
Former Black Mesa scientist who leads the human resistance and serves as a father figure to Gordon....
Occupation: Resistance Leader/Scientist
Race: Unknown
Gender: Unknown
Age: Unknown
Resistance Leader/Scientist
Occupation: Mysterious Overseer
Debut: Episode 1
Affiliation: Interdimensional Authority
Faction: Unknown Employers
Race: Human
Gender: Male
Age: Unknown
G-Man
Half-LifeMysterious Overseer
Enigmatic interdimensiol being who manipulates events and controls Gordon's fate for unknown employers.
Occupation: Mysterious Overseer
Debut: Episode 1
Affiliation: Interdimensional Authority
Faction: Unknown Employers
Race: Human
Gender: Male
Age: Unknown
Personality
MysteriousMysteriousCalculatingManipulativeEmotionless
Abilities
Time manipulationDimensional travelReality alterationPrecognitionStasis control
Notable Items
BriefcaseBlue suitInterdimensional authorityTemporal control
Quote:
Rise and shine, Mr. Freeman. Rise and... shine.
character
Video Coming Soon
Occupation: Theoretical Physicist/Protagonist
Debut: Episode 1
Affiliation: Black Mesa Science Team, Lambda Resistance
Faction: Black Mesa Research Facility / Human Resistance
Race: Human
Gender: Male
Age: 27 (at time of Black Mesa incident)
Gordon Freeman
Half-LifeTheoretical Physicist/Protagonist
Silent protagonist and theoretical physicist who becomes humanity's unlikely savior during the Black Mesa incident.
Occupation: Theoretical Physicist/Protagonist
Debut: Episode 1
Affiliation: Black Mesa Science Team, Lambda Resistance
Faction: Black Mesa Research Facility / Human Resistance
Race: Human
Gender: Male
Age: 27 (at time of Black Mesa incident)
Personality
MysteriousSilentDeterminedIntelligentResourceful
Abilities
Scientific expertiseCombat adaptabilityProblem solvingEquipment masterySurvival instincts
Notable Items
HEV Suit Mark VCrowbarGravity GunVarious scientific equipment
Quote:
...
Occupation: Theoretical Physicist/Protagonist
Race: Unknown
Gender: Unknown
Age: Unknown
Gordon Freeman
Half-LifeTheoretical Physicist/Protagonist
Silent protagonist and theoretical physicist who becomes humanity's unlikely savior during the Black...
Occupation: Theoretical Physicist/Protagonist
Race: Unknown
Gender: Unknown
Age: Unknown
Theoretical Physicist/Protagonist
Occupation: Alien Parasite
Debut: Episode 1
Affiliation: Unknown
Faction: Xen Wildlife
Race: Human
Gender: N/A
Age: Unknown
Headcrab
Half-LifeAlien Parasite
Parasitic alien creatures from Xen that attach to human hosts, creating zombies.
Occupation: Alien Parasite
Debut: Episode 1
Affiliation: Unknown
Faction: Xen Wildlife
Race: Human
Gender: N/A
Age: Unknown
Personality
MysteriousInstinctualAggressiveParasiticAdaptive
Abilities
Host attachmentLeaping attackSurvival instinctsReproduction
Quote:
*Chittering sounds*
Occupation: Alien Ally
Debut: Episode 1
Affiliation: Unknown
Faction: Human Resistance (allied)
Race: Human
Gender: N/A
Age: Unknown
Vortigaunt
Half-LifeAlien Ally
Enslaved alien beings who later become allies to humanity in the fight against the Combine.
Occupation: Alien Ally
Debut: Episode 1
Affiliation: Unknown
Faction: Human Resistance (allied)
Race: Human
Gender: N/A
Age: Unknown
Personality
MysteriousWiseGratefulMysticalLoyal
Abilities
Electrical powersHealing abilitiesCollective consciousnessEnergy manipulation
Quote:
The Freeman! We are in your debt.
Character Battles
Pairwise radar charts based on Enjoyip Battle Score (Attack Potency, Speed, Durability, Combat Intelligence, Hax).
Top Battle Score Characters
A quick, data-driven snapshot of the strongest characters based on the Enjoyip Battle Score framework. Try the Battle Simulator.
4 picks
| Rank | Character | Battle Score | Tier |
|---|---|---|---|
| 1 | G-Man | 9.45 | god |
| 2 | Combine Advisor | 8.98 | god |
| 3 | Civil Protection | 7.60 | mid |
| 4 | Headcrab | 7.10 | mid |
Battle Score is a composite metric designed for cross-franchise comparisons. It is not a canonical in-universe power level.
Civil Protection vs Combine Advisor
Final Verdict
Winner: Combine Advisor — Low Difficulty
According to the Enjoyip Battle Score, Combine Advisor holds the overall advantage over Civil Protection. While both are formidable fighters, Combine Advisor's higher total score (8.98 to 7.60) gives them the decisive edge in a neutral scenario.
Civil Protection vs G-Man
Final Verdict
Winner: G-Man — Low Difficulty
According to the Enjoyip Battle Score, G-Man holds the overall advantage over Civil Protection. While both are formidable fighters, G-Man's higher total score (9.45 to 7.60) gives them the decisive edge in a neutral scenario.
Civil Protection vs Headcrab
Final Verdict
Winner: Civil Protection — Mid Difficulty
According to the Enjoyip Battle Score, Civil Protection holds the overall advantage over Headcrab. While both are formidable fighters, Civil Protection's higher total score (7.60 to 7.10) gives them the decisive edge in a neutral scenario.
Combine Advisor vs G-Man
Final Verdict
Winner: G-Man — Mid Difficulty
According to the Enjoyip Battle Score, G-Man holds the overall advantage over Combine Advisor. While both are formidable fighters, G-Man's higher total score (9.45 to 8.98) gives them the decisive edge in a neutral scenario.
Combine Advisor vs Headcrab
Final Verdict
Winner: Combine Advisor — Low Difficulty
According to the Enjoyip Battle Score, Combine Advisor holds the overall advantage over Headcrab. While both are formidable fighters, Combine Advisor's higher total score (8.98 to 7.10) gives them the decisive edge in a neutral scenario.
G-Man vs Headcrab
Final Verdict
Winner: G-Man — Low Difficulty
According to the Enjoyip Battle Score, G-Man holds the overall advantage over Headcrab. While both are formidable fighters, G-Man's higher total score (9.45 to 7.10) gives them the decisive edge in a neutral scenario.