PokeTools

Lairon.

national dex #305 · gen III
BST 430 · steel / rock
Lairon official artwork
steelrock
#305 · gen III
Profile
HP
60
ATK
90
DEF
140
SPA
50
SPD
50
SPE
40
BST 430 · best Defense 140 · worst Speed 40 · meters scale to 200

Lairon is weak to Water, Fighting, Ground and resists Normal, Ice, Flying, Psychic, Bug, Rock, Dragon, Fairy and is immune to Poison.

Typingsteelrock
AbilitiesSturdy, Rock Head, Heavy Metal
Height, weight0.9 m / 120.0 kg
Catch rate90 / 255
Egg groupsMonster
Previous
#304aron
Dex position
#305 of 1025
Jump to
Next
#306aggron

Lairon base stats

BST 430 · ranges at level 100
StatBaseDistributionMin lv 100Max lv 100
HP60230324
Atk90166306
Def140256416
SpA5094218
SpD5094218
Spe4076196
BST430bst bar scales to 720, the series maximum
min = 0 IVs, 0 EVs, hindering nature · max = 31 IVs, 252 EVs, boosting natureEV yield 2 Def

Lairon weaknesses and resistances

damage taken · Steel / Rock dual typing
nor¼
fir1
wat2
ele1
gra1
ice½
fig4
poi0
gro4
fly¼
psy½
bug½
roc½
gho1
dra½
dar1
ste1
fai½
Weak to
Water, Fighting (4x), Ground (4x)
Resists
Normal (¼x), Ice, Flying (¼x), Psychic, Bug, Rock, Dragon, Fairy
Immune to
Poison

Lairon abilities

3 total · 1 hidden
SturdyPrevents being KOed from full HP, leaving 1 HP instead. Protects against the one-hit KO moves regardless of HP.
Rock HeadProtects against recoil damage.
Heavy MetalhiddenDoubles the Pokémon's weight.

Lairon evolution line

3 stages

Lairon evolves into Aggron: level it up to 42 or higher. How to evolve Lairon, every game

Best Lairon moves

gen 8 learnset · sorted by base power
Best STAB movessame type attack bonus, 1.5x power
steelSteel BeamSPEC140
steelSteel RollerPHYS130
steelIron TailPHYS100
rockStone EdgePHYS100
Best coverage movesoff-type, for hitting weaknesses
normalDouble EdgePHYS120
fightingSuperpowerPHYS120
groundEarthquakePHYS100
normalTake DownPHYS90

Lairon moves

gen 8 · 82 moves · 17 level-up · 44 TM/HM · 21 tutor
46 moves · Lairon appears in 12 games
TackleL1HardenL4Rock TombL13Metal ClawL15HeadbuttL16RoarL22Rock SlideL25Iron HeadL29ProtectL37Take DownL40Metal SoundL45AutotomizeL51Iron TailL52Iron DefenseL58Heavy SlamL64Double EdgeL70Metal BurstL76AttractTMBody PressTMBody SlamTMBulldozeTMDigTMEarth PowerTMEarthquakeTMEndureTMFacadeTMRain DanceTMRestTMReversalTMRock BlastTMRoundTMSand TombTMSandstormTMScreechTMShadow ClawTMSleep TalkTMSnoreTMStealth RockTMSteel BeamtutorSteel RollertutorStomping TantrumTMStone EdgeTMSubstituteTMSunny DayTMSuperpowerTMUproarTM
MoveTypeCatPowerAccuracyPPMethod
TacklenormalPHYS40100%35Level 1
HardennormalSTAT--30Level 4
Rock TombSTABrockPHYS6095%15Level 13
Metal ClawSTABsteelPHYS5095%35Level 15
HeadbuttnormalPHYS70100%15Level 16
RoarnormalSTAT--20Level 22
Rock SlideSTABrockPHYS7590%10Level 25
Iron HeadSTABsteelPHYS80100%15Level 29
ProtectnormalSTAT--10Level 37
Take DownnormalPHYS9085%20Level 40
Metal SoundsteelSTAT-85%40Level 45
AutotomizesteelSTAT--15Level 51
Iron TailSTABsteelPHYS10075%15Level 52
Iron DefensesteelSTAT--15Level 58
Heavy SlamSTABsteelPHYS-100%10Level 64
Double EdgenormalPHYS120100%15Level 70
Metal BurstSTABsteelPHYS-100%10Level 76
Aerial AceflyingPHYS60-20TM / HM
AttractnormalSTAT-100%15TM / HM
Body PressfightingPHYS80100%10TM / HM
Body SlamnormalPHYS85100%15TM / HM
BulldozegroundPHYS60100%20TM / HM
CutnormalPHYS5095%30TM / HM
DiggroundPHYS80100%10TM / HM
Double TeamnormalSTAT--15TM / HM
Earth PowergroundSPEC90100%10TM / HM
EarthquakegroundPHYS100100%10TM / HM
EndurenormalSTAT--10TM / HM
FacadenormalPHYS70100%20TM / HM
Heavy SlamSTABsteelPHYS-100%10TM / HM
Iron DefensesteelSTAT--15TM / HM
Iron HeadSTABsteelPHYS80100%15TM / HM
Iron TailSTABsteelPHYS10075%15TM / HM
ProtectnormalSTAT--10TM / HM
Rain DancewaterSTAT--5TM / HM
RestpsychicSTAT--5TM / HM
ReversalfightingPHYS-100%15TM / HM
RoarnormalSTAT--20TM / HM
Rock BlastSTABrockPHYS2590%10TM / HM
Rock PolishrockSTAT--20TM / HM
Rock SlideSTABrockPHYS7590%10TM / HM
Rock SmashfightingPHYS40100%15TM / HM
Rock TombSTABrockPHYS6095%15TM / HM
RoundnormalSPEC60100%15TM / HM
Sand TombgroundPHYS3585%15TM / HM
SandstormrockSTAT--10TM / HM
ScreechnormalSTAT-85%40TM / HM
Shadow ClawghostPHYS70100%15TM / HM
Shock WaveelectricSPEC60-20TM / HM
Sleep TalknormalSTAT--10TM / HM
SnorenormalSPEC50100%15TM / HM
Stealth RockrockSTAT--20TM / HM
Stomping TantrumgroundPHYS75100%10TM / HM
Stone EdgeSTABrockPHYS10080%5TM / HM
StrengthnormalPHYS80100%15TM / HM
SubstitutenormalSTAT--10TM / HM
Sunny DayfireSTAT--5TM / HM
SuperpowerfightingPHYS120100%5TM / HM
SwaggernormalSTAT-85%15TM / HM
UproarnormalSPEC90100%10TM / HM
Water PulsewaterSPEC60100%20TM / HM
Body SlamnormalPHYS85100%15Tutor
Double EdgenormalPHYS120100%15Tutor
Earth PowergroundSPEC90100%10Tutor
EndurenormalSTAT--10Tutor
HeadbuttnormalPHYS70100%15Tutor
Iron DefensesteelSTAT--15Tutor
Iron HeadSTABsteelPHYS80100%15Tutor
Iron TailSTABsteelPHYS10075%15Tutor
Rock SlideSTABrockPHYS7590%10Tutor
Shock WaveelectricSPEC60-20Tutor
Sleep TalknormalSTAT--10Tutor
SnorenormalSPEC50100%15Tutor
Stealth RockrockSTAT--20Tutor
Steel BeamSTABsteelSPEC14095%5Tutor
Steel RollerSTABsteelPHYS130100%5Tutor
Stomping TantrumgroundPHYS75100%10Tutor
SubstitutenormalSTAT--10Tutor
SuperpowerfightingPHYS120100%5Tutor
SwaggernormalSTAT-85%15Tutor
UproarnormalSPEC90100%10Tutor
Water PulsewaterSPEC60100%20Tutor

Lairon Pokédex entries

5 generations · newest first
Generation VIII2 entries
Sword

Lairon live in mountains brimming with spring water and iron ore, so these Pokémon often came into conflict with humans in the past.

Shield

During territorial disputes, Lairon fight by slamming into each other. Close inspection of their steel armor reveals scratches and dents.

Generation VI4 entries
X

It loves iron ore. Groups of them fight for territory by bashing one another with their steel bodies.

Y

It habitually shows off its strength with the size of sparks it creates by ramming its steel body into boulders.

Omega Ruby

Lairon tempers its steel body by drinking highly nutritious mineral springwater until it is bloated. This Pokémon makes its nest close to springs of delicious water.

Alpha Sapphire

Lairon feeds on iron contained in rocks and water. It makes its nest on mountains where iron ore is buried. As a result, the Pokémon often clashes with humans mining the iron ore.

Generation V2 entries
Black, White

For food, it digs up iron ore. It smashes its steely body against others to fight over territory.

Black 2, White 2

Lairon fight over territory, and when their steel bodies collide, sparks fly.

Generation IV2 entries
Diamond, Pearl, Platinum

For food, it digs up iron ore. It smashes its steely body against others to fight over territory.

HeartGold, SoulSilver

It loves iron ore. Groups of them fight for territory by bashing one another with their steel bodies.

Generation III4 entries
Ruby

LAIRON tempers its steel body by drinking highly nutritious mineral springwater until it is bloated. This POKéMON makes its nest close to springs of delicious water.

Sapphire

LAIRON feeds on iron contained in rocks and water. It makes its nest on mountains where iron ore is buried. As a result, the POKéMON often clashes with humans mining the iron ore.

Emerald

When two LAIRON meet in the wild, they fight for territory by bashing into each other with their steel bodies. The sound of their collision carries for miles.

FireRed, LeafGreen

It habitually shows off its strength with the size of sparks it creates by ramming its steel body into boulders.

Lairon species data

gen III species · breeding and training
Species
GenerationIII (Hoenn)
ColorGray
ShapeQuadruped
HabitatMountain
Height0.9 m (2'11")
Weight120.0 kg (264.6 lbs)
Training and breeding
Capture rate90 (35.3%)
Growth rateSlow
Gender ratio50% Male / 50% Female
Egg groupsMonster
Hatch counter35 cycles, 9,216 steps
Base experience151
EV yield2 Def
Regional dex numbers
National#305
Hoenn#071
Unova (B2W2)#167
Conquest#150
Kalos Mountain#100
Hoenn (ORAS)#073
Crown Tundra#192
Lumiose City#200
Wild held items
Hard Stone5%
5% in Ruby, Sapphire, Emerald, FireRed, LeafGreen, Diamond, Pearl, Platinum, HeartGold, SoulSilver, Black, White, Black 2, White 2, X, Y, Omega Ruby, Alpha Sapphire, Sun, Moon, Ultra Sun, Ultra Moon
Read outfrom base stats
Battle rolePhysical attacker90 Atk / 50 SpA
Best statDefense 140excellent
Speed tier40 Speslow
Defensive load3 weak / 8 resist1 immunity
Catch difficulty90 / 255moderate, about 35.3% per ball

About Lairon

Lairon is a Steel and Rock-type Pokémon introduced in Generation 3 (Hoenn). Lairon live in mountains brimming with spring water and iron ore, so these Pokémon often came into conflict with humans in the past. Lairon stands 0.9 m (2'11") tall and weighs 120.0 kg (264.6 lbs), making it a small Pokémon.

Lairon base stats

Lairon has a base stat total of 430, which is below average for a fully-evolved Pokémon. Its highest stat is Defense at 140 (excellent), while its lowest is Speed at 40 (below average). Lairon excels as a physical attacker. Lairon is slow with a base Speed of 40.

Lairon weaknesses and resistances

As a Steel and Rock-type, Lairon is weak to Water, Fighting (4x), Ground (4x)-type moves, resists Normal (¼x), Ice, Flying (¼x), Psychic, Bug, Rock, Dragon, Fairy-type attacks, and is completely immune to Poison-type moves. This gives Lairon 3 weaknesses, 8 resistances, and 1 immunity.

Lairon abilities

Lairon's abilities include Sturdy, Rock Head, Heavy Metal. Sturdy prevents being KOed from full HP, leaving 1 HP instead. Protects against the one-hit KO moves regardless of HP.. Rock Head protects against recoil damage. Its Hidden Ability is Heavy Metal, which doubles the Pokémon's weight.

Lairon moves and learnset

Lairon can learn 82 moves in Generation 8, including 17 by leveling up, 44 via TM/HM, and 21 from move tutors. Its strongest STAB moves include Steel Beam (Steel, 140 power), Steel Roller (Steel, 130 power), Iron Tail (Steel, 100 power), Stone Edge (Rock, 100 power). For coverage, Lairon can learn Double Edge (Normal), Superpower (Fighting), Earthquake (Ground).

Training Lairon

Lairon has a moderate capture rate of 90 (35.3%), meaning it may take a few attempts to catch. Defeating Lairon yields 2 Defense EVs. It has a slow growth rate and requires approximately 9,216 steps to hatch from an Egg. Lairon belongs to the Monster egg group. Lairon is part of a 3-stage evolution line (Aron → Lairon → Aggron). Wild Lairon may be found holding Hard Stone.

Use the tools on the right to calculate damage, optimize EVs, build teams, and more with Lairon. Check the damage calculator to find the best moves against Lairon, or use the team builder to see how Lairon fits into your squad.

Tools for Lairon
Damage calculatorDamage output and defensive matchupsCatch rate calculatorOdds for any ball, status and HPStat calculatorReal stats from IVs, EVs and natureIV calculatorWork backwards from in-game numbersCompare statsSide by side against any rivalTeam builderBuild a team around this speciesEV optimizerOptimize EV spreads for competitive playCoverage solverFind the best type coverage movesWhere to catchEncounter locations across gamesWeakness chartWhat Steel types take damage fromType chartThe full 18x18 effectiveness table
Strongest Steel types
dialgaBST 680solgaleoBST 680metagrossBST 600jirachiBST 600
More Steel-type Pokémon
magnemitemagnetonforretresssteelixscizorskarmorymawilearon
#304aronALL POKEMON#306aggron