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Aron ココドラ Kokodora
Artwork from R/S/E
National Dex	#304
Johto Dex	#—
Hoenn Dex	#070
Sinnoh Dex	#—
Fiore Browser	R—
Almia Browser	R-131
Type	Steel / Rock
Species	Iron Armor Pokémon
Height	1′04″ (0.4m)
Weight	132.3 lbs. (60.0kg)
Abilities	Sturdy
	Rock Head
Egg group	Monster
Time to hatch	8,960 steps
Effort yield	1 Def
Exp. yield	96 base exp.
Lv100 at	1,250,000 exp.
Gender	50% ♀ / 50% ♂
Pokédex color	Gray
Catch rate	180
On Legendary Pokémon Pokédex: Generation III Generation IV On Pokémon Palace Network Pokédex (Gen. III) On Smogon Pokédex: Generation III Generation IV On Eevee's Pokédex (Gen. III-IV) On Psypoke Pokédex On Pokecharms Pokédex (Gen. III-IV) On Marriland Pokédex (Gen. IV) On Serebii's Pokédex: Generation III Generation IV On Ultimate Pokémon Center Pokédex (Gen. I-IV) Artwork on Bulbagarden Archives

Aron (Japanese: ココドラ Kokodora) is a Steel/Rock-type Pokémon.

Contents 1 Biology 1.1 Physiology 1.1.1 Gender differences 1.1.2 Special abilities 1.2 Behavior 1.3 Habitat 1.4 Diet 2 In the anime 3 In the manga 4 In the TCG 5 Game data 5.1 NPC appearances 5.2 Pokédex entries 5.3 Game locations 5.3.1 In side games 5.4 Base stats 5.5 Type effectiveness 5.6 Learnset 5.6.1 By leveling up 5.6.2 By TM/HM 5.6.3 By breeding 5.6.4 By tutoring 5.6.5 Special moves 5.7 Side game data 5.8 Evolution 5.9 Sprites 5.10 Trivia 5.10.1 Origin 5.10.1.1 Name origin 5.11 In other languages 6 External links

Biology

Physiology

Aron has a body of steel. A new suit of armor is made when it evolves. The old, discarded armor is salvaged as metal for making iron products.

Gender differences

None.

Special abilities

With one all-out charge, this Pokémon can demolish even a heavy dump truck.

Behavior

Habitat

It usually lives deep within mountains.

Diet

Main article: Pokémon food

Aron eats metal, which sometimes leads it to eating bridges, rails, and other important items.

In the anime

Aron first appeared in A Hole Lotta Trouble. Ash, May, Max, Brock and Team Rocket got themselves lost in a cave full of the Iron Armor Pokémon.

In the manga

In the TCG

Main article: Aron (TCG)

Game data

NPC appearances

• Pokémon Pinball: Ruby & Sapphire: The EVO Mode banner features an Aron.

Pokédex entries

Gen	Game	Pokédex entry
III	Ruby	This Pokémon has a body of steel. To make its body, Aron feeds on iron ore that it digs from mountains. Occasionally, it causes major trouble by eating bridges and rails.
	Sapphire	Aron has a body of steel. With one all-out charge, this Pokémon can demolish even a heavy dump truck. The destroyed dump truck then becomes a handy meal for the Pokémon.
	Emerald	A Pokémon that is clad in steel armor. A new suit of armor is made when it evolves. The old, discarded armor is salvaged as metal for making iron products.
	FireRed	It eats iron to build its steel body. It is a pest that descends from mountains to eat bridges and train tracks.
	LeafGreen	It eats iron to build its steel body. It is a pest that descends from mountains to eat bridges and train tracks.
IV	Diamond	It usually lives deep in mountains. However, hunger may drive it to eat railroad tracks and cars.
	Pearl	It usually lives deep in mountains. However, hunger may drive it to eat railroad tracks and cars.

Game locations

Gen	Game	Rarity	Location
III	Pokémon Ruby and Sapphire	Common	Granite Cave, Victory Road
	Pokémon Emerald	Common	Granite Cave, Victory Road
	Pokémon FireRed and LeafGreen	None	Trade
	Pokémon Colosseum	None	Trade
	Pokémon XD: Gale of Darkness	Uncommon	Cave PokéSpot
IV	Pokémon Diamond and Pearl	Rare	Fuego Ironworks (Poké Radar, Diamond only)
	Pokémon Platinum		Unknown
	Pal Park		Mountain

In side games

Game	Location
Pokémon Pinball: Ruby & Sapphire	Hatch from egg
Pokémon Trozei!	Secret Storage 5 Secret Storage 16 Endless Level 18 Mr. Who's Den
Pokémon Mystery Dungeon	Mt. Steel (1F-8F) Buried Relic (14F-19F) Wish Cave (7F-10F)
Pokémon Ranger Batonnage	Inochi Cliff

Base stats

HP:	50
Attack:	70
Defense:	100
SpAtk:	40
SpDef:	40
Speed:	30

Type effectiveness

Weakness	Resistance
Fighting: 4× Ground: 4× Water: 2×	Normal: ¼× Flying: ¼× Poison: 0× Rock: ½× Bug: ½× Ghost: ½× Psychic: ½× Ice: ½× Dragon: ½× Dark: ½×	Steel: 1× Grass: 1× Fire: 1× Electric: 1×

Learnset

By leveling up

Level	Generation III	Generation IV
Start	Tackle	Tackle
4	Harden	Harden
7	Mud-Slap
8		Mud-Slap
10	Headbutt
11		Headbutt
13	Metal Claw
15		Metal Claw
17	Iron Defense
18		Iron Defense
21	Roar
22		Roar
25	Take Down	Take Down
29	Iron Tail	Iron Head
32		Protect
34	Protect
36		Metal Sound
39	Metal Sound	Iron Tail
43		Double Edge
44	Double Edge
46		Metal Burst

By TM/HM

#	Generation III	Generation IV
TM03	Water Pulse	Water Pulse
TM05	Roar	Roar
TM06	Toxic	Toxic
TM10	Hidden Power	Hidden Power
TM11	Sunny Day	Sunny Day
TM17	Protect	Protect
TM18	Rain Dance	Rain Dance
TM21	Frustration	Frustration
TM23	Iron Tail	Iron Tail
TM26	Earthquake	Earthquake
TM27	Return	Return
TM28	Dig	Dig
TM32	Double Team	Double Team
TM33	Reflect	Reflect
TM34	Shock Wave	Shock Wave
TM37	Sandstorm	Sandstorm
TM39	Rock Tomb	Rock Tomb
TM40	Aerial Ace	Aerial Ace
TM42	Facade	Facade
TM43	Secret Power	Secret Power
TM44	Rest	Rest
TM45	Attract	Attract
TM58		Endure
TM65		Shadow Claw
TM69		Rock Polish
TM76		Stealth Rock
TM78		Captivate
TM80		Rock Slide
TM82		Sleep Talk
TM83		Natural Gift
TM87		Swagger
TM90		Substitute
HM01	Cut	Cut
HM04	Strength	Strength
HM06	Rock Smash	Rock Smash

By breeding

Generation III	Generation IV
Body Slam
Endeavor
SmellingSalt
Stomp
	Curse
	Dragon Rush
	Iron Head
	Screech
	Stomp

By tutoring

FireRed, LeafGreen and Emerald	Emerald only
Body Slam	Defense Curl
Double-Edge	Endure
Mimic	Fury Cutter
Rock Slide	Mud-Slap
Substitute	Rollout
	Sleep Talk
	Snore
	Swagger

Special moves

Side game data

Pokémon Pinball: Ruby & Sapphire
	Acquisition: Hatch
Pokémon Trozei!
	Rarity: Common
Pokémon Mystery Dungeon
Body size: 1	Recruit Rate: 7.8%	Friend Area: Mt. Cleft
Phrases
51%-100% HP	I grow big on a diet of iron!
26%-50% HP	Only half my health is left...
1%-25% HP	I'm not up to it... I don't have any energy left...
Level Up	I leveled up! I wish I had more iron to eat!
Pokémon Ranger Batonnage
Group:	Poké Assist:	Field Move: Tackle

Evolution

Basic Aron

Level 32 Lairon

Level 42 Aggron

Sprites

Gen	Game
I	Red	Blue	Yellow	Red (Ja)	Green	Back
	This Pokémon did not appear during Generation I.
II	Gold	Silver	Crystal			Back
	This Pokémon did not appear during Generation II.
III	Ruby	Sapphire	Emerald	FireRed	LeafGreen	Back
	Image:Spr 3r 304.png			Image:Spr 3f 304.png
	Image:Spr 3r 304 s.png		Image:Spr 3e 304 s.gif	Image:Spr 3f 304 s.png		Image:Spr b g3 304 s.png
IV	Diamond	Pearl	Platinum			Back
	Image:Spr 4d 304.png		Image:Spr 4p 304.png
			Image:Spr 4p 304 s.png			Image:Spr b g4 304 s.png

For other sprites and images, please see Aron images on Bulbagarden Archives.

Trivia

• Aron's name is an anagram of Oran; it is the only Pokémon whose name is an anagram of a Berry.

Origin

Name origin

Aron's name may be a combination of armor and iron. Aron's Japanese name can be broken down into 子 ko, child, Kodora. Kodora is the Japanese name of Aron's evolution, Lairon, hence child Kodora.

In other languages

• German: Stollunior
• French: Galekid
• Korean: 가보리 Gabori

External links

• Article on Wikipedia

This Pokémon article is part of Project Pokédex, a Bulbapedia project that aims to write comprehensive articles on each Pokémon as a species.