Unit Counter Guide

Complete reference for all 54 StarCraft 2 units and their counter relationships.

17

Zerg Units

18

Terran Units

19

Protoss Units

ZergUnits (17)

Baneling

Zergground
Strong Against
  • Marine(hard)
  • Zealot(hard)
Weak Against

No data

Suicide unit that deals splash damage. Morphs from Zerglings.

Brood Lord

Zergair
Strong Against

No data

Weak Against
  • Tempest(hard)
  • Thor

Siege air unit that spawns Broodlings on attack. Morphs from Corruptors.

Corruptor

Zergair
Strong Against
  • Battlecruiser
  • Colossus(hard)
Weak Against
  • Void Ray
  • Liberator

Anti-air unit that can morph into Brood Lords.

Drone

Zergground
Strong Against

No data

Weak Against
  • Oracle(hard)
  • Dark Templar(hard)
  • Adept(hard)
  • Banshee(hard)
  • Hellion(hard)

Worker unit that morphs into structures.

Hydralisk

Zergground
Strong Against
  • Mutalisk(hard)
  • Phoenix
Weak Against
  • Carrier
  • Disruptor(hard)
  • Colossus(hard)
  • High Templar(hard)
  • Battlecruiser
  • Liberator(hard)
  • Siege Tank(hard)

Ranged ground unit effective against air and ground.

Infestor

Zergspellcaster
Strong Against
  • Marine(hard)
Weak Against
  • Ghost(hard)

Support caster with Fungal Growth, Neural Parasite, and Microbial Shroud.

Lurker

Zergground
Strong Against
  • Marine(hard)
  • Zealot(hard)
Weak Against

No data

Burrowed siege unit with line splash damage. Morphs from Hydralisks.

Mutalisk

Zergair
Strong Against
  • Marine
  • Probe(hard)
Weak Against
  • Phoenix(hard)
  • Archon(hard)
  • Stalker
  • Thor(hard)
  • Widow Mine(hard)
  • Marine
  • Hydralisk(hard)

Fast harass air unit with bouncing attack.

Overlord

Zergair
Strong Against

No data

Weak Against

No data

Supply unit that can transport and detect while upgraded.

Overseer

Zergair
Strong Against

No data

Weak Against

No data

Detector unit that can spawn Changelings. Morphs from Overlords.

Queen

Zergground
Strong Against

No data

Weak Against

No data

Base defense and support unit. Injects larvae and spreads creep.

Ravager

Zergground
Strong Against

No data

Weak Against

No data

Artillery unit that can destroy force fields. Morphs from Roaches.

Roach

Zergground
Strong Against
  • Hellion(hard)
  • Zealot
Weak Against
  • Immortal(hard)
  • Siege Tank(hard)
  • Marauder(hard)

Armored ground unit with fast regeneration while burrowed.

Swarm Host

Zergground
Strong Against

No data

Weak Against

No data

Spawns free Locusts to harass enemies.

Ultralisk

Zergground
Strong Against
  • Marine(hard)
Weak Against

No data

Massive melee unit with cleave damage and high armor.

Viper

Zergspellcaster
Strong Against
  • Siege Tank(hard)
  • Colossus(hard)
Weak Against

No data

Support caster with Abduct, Blinding Cloud, and Parasitic Bomb.

Zergling

Zergground
Strong Against
  • Hellion
  • Hellbat
Weak Against
  • Colossus(hard)
  • Archon(hard)
  • Zealot
  • Widow Mine(hard)
  • Hellion(hard)
  • Marine

Fast, cheap melee unit. Can be upgraded to move faster with Metabolic Boost.

TerranUnits (18)

Banshee

Terranair
Strong Against
  • Drone(hard)
Weak Against

No data

Cloaked air unit for ground harassment.

Battlecruiser

Terranair
Strong Against
  • Hydralisk
Weak Against
  • Void Ray
  • Corruptor

Capital ship with Yamato Cannon and Tactical Jump.

Cyclone

Terranground
Strong Against

No data

Weak Against

No data

Mobile anti-air/ground unit with Lock On ability.

Ghost

Terranspellcaster
Strong Against
  • Infestor(hard)
  • High Templar(hard)
Weak Against

No data

Stealth unit with Snipe, EMP, and Nuclear Strike abilities.

Hellbat

Terranground
Strong Against

No data

Weak Against
  • Zergling

Transforms from Hellion. Tanky with cone splash damage.

Hellion

Terranground
Strong Against
  • Zergling(hard)
  • Drone(hard)
Weak Against
  • Roach(hard)
  • Zergling

Fast harass unit with line splash damage.

Liberator

Terranair
Strong Against
  • Hydralisk(hard)
  • Corruptor
Weak Against

No data

Anti-air unit that can siege ground targets.

Marauder

Terranground
Strong Against
  • Roach(hard)
  • Stalker(hard)
  • Immortal
Weak Against
  • Immortal(hard)

Armored infantry with bonus damage vs armored. Can use Stimpacks.

Marine

Terranground
Strong Against
  • Zergling
  • Mutalisk
Weak Against
  • Disruptor(hard)
  • Colossus(hard)
  • High Templar(hard)
  • Adept(hard)
  • Mutalisk
  • Ultralisk(hard)
  • Infestor(hard)
  • Lurker(hard)
  • Baneling(hard)

Basic infantry unit. Can use Stimpacks for increased attack and movement speed.

Medivac

Terranair
Strong Against

No data

Weak Against
  • Stalker(hard)

Transport and healing unit for biological units.

MULE

Terranground
Strong Against

No data

Weak Against

No data

Temporary mineral harvesting unit called down by Orbital Command.

Raven

Terranspellcaster
Strong Against

No data

Weak Against

No data

Detector with Auto-Turret, Interference Matrix, and Anti-Armor Missile.

Reaper

Terranground
Strong Against

No data

Weak Against

No data

Fast raider that can jump up and down cliffs.

SCV

Terranground
Strong Against

No data

Weak Against
  • Oracle(hard)

Worker unit that constructs and repairs.

Siege Tank

Terranground
Strong Against
  • Roach(hard)
  • Hydralisk(hard)
  • Zealot(hard)
Weak Against
  • Immortal(hard)
  • Viper(hard)

Siege unit with massive splash damage in Siege Mode.

Thor

Terranground
Strong Against
  • Brood Lord
  • Mutalisk(hard)
Weak Against

No data

Massive mech with high damage vs air and ground.

Viking

Terranair
Strong Against

No data

Weak Against

No data

Transforms between air-to-air fighter and ground walker.

Widow Mine

Terranground
Strong Against
  • Zergling(hard)
  • Mutalisk(hard)
Weak Against

No data

Burrowing unit that fires homing missiles.

ProtossUnits (19)

Adept

Protossground
Strong Against
  • Drone(hard)
  • Marine(hard)
Weak Against

No data

Anti-light unit with Shade teleport ability.

Archon

Protossground
Strong Against
  • Zergling(hard)
  • Mutalisk(hard)
Weak Against

No data

Powerful splash damage unit. Merges from two Templar.

Carrier

Protossair
Strong Against
  • Hydralisk
Weak Against

No data

Capital ship that launches Interceptors.

Colossus

Protossground
Strong Against
  • Zergling(hard)
  • Hydralisk(hard)
  • Marine(hard)
Weak Against
  • Viper(hard)
  • Corruptor(hard)

Siege unit with sweeping lasers. Can be hit by air attacks.

Dark Templar

Protossground
Strong Against
  • Drone(hard)
Weak Against

No data

Permanently cloaked melee assassin.

Disruptor

Protossground
Strong Against
  • Hydralisk(hard)
  • Marine(hard)
Weak Against

No data

Siege unit that fires devastating Purification Novas.

High Templar

Protossspellcaster
Strong Against
  • Hydralisk(hard)
  • Marine(hard)
Weak Against
  • Ghost(hard)

Powerful caster with Psionic Storm and Feedback.

Immortal

Protossground
Strong Against
  • Roach(hard)
  • Marauder(hard)
  • Siege Tank(hard)
Weak Against
  • Marauder

Anti-armored ground unit with Barrier ability.

Mothership

Protossair
Strong Against

No data

Weak Against

No data

Ultimate Protoss unit with Cloaking Field, Mass Recall, and Time Warp.

Observer

Protossair
Strong Against

No data

Weak Against

No data

Cloaked detector unit for scouting.

Oracle

Protossspellcaster
Strong Against
  • Drone(hard)
  • SCV(hard)
Weak Against
  • Phoenix(hard)

Harass caster with Pulsar Beam, Stasis Ward, and Revelation.

Phoenix

Protossair
Strong Against
  • Mutalisk(hard)
  • Oracle(hard)
Weak Against
  • Hydralisk

Fast air superiority fighter with Graviton Beam.

Probe

Protossground
Strong Against

No data

Weak Against
  • Mutalisk(hard)

Worker unit that warps in structures.

Sentry

Protossspellcaster
Strong Against

No data

Weak Against

No data

Support unit with Force Field, Guardian Shield, and Hallucination.

Stalker

Protossground
Strong Against
  • Mutalisk
  • Medivac(hard)
Weak Against
  • Marauder(hard)

Mobile ranged unit with Blink ability.

Tempest

Protossair
Strong Against
  • Brood Lord(hard)
Weak Against

No data

Long-range siege air unit.

Void Ray

Protossair
Strong Against
  • Corruptor
  • Battlecruiser
Weak Against

No data

Anti-armored air unit with Prismatic Alignment.

Warp Prism

Protossair
Strong Against

No data

Weak Against

No data

Transport that can deploy as a mobile pylon.

Zealot

Protossground
Strong Against
  • Zergling
Weak Against
  • Siege Tank(hard)
  • Lurker(hard)
  • Roach
  • Baneling(hard)

Basic melee warrior with Charge upgrade.

General Counter Rules

Armored Units

Countered by: Immortals, Marauders, Roaches. Build bonus damage units.

Light Units

Countered by: Hellions, Archons, Colossi. Splash damage is effective.

Air Units

Countered by: Marines, Hydralisks, Stalkers, Vikings, Corruptors.

Spellcasters

Use Ghosts (EMP), Vipers (Abduct), or fast units to snipe them.