
Lairon
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.
How to Evolve Lairon in Cobblemon
View Full Evolution Guide
Aggron
Base Stats & EV Yield
Generic Info
- Height
- 0.9m
- Weight
- 120kg
- Catch Rate
- 90/255Moderate
- Base Friendship
- 35
- Experience Group
- slow
- Base Experience
- 151
- Hitbox
- 1.1w x 0.7h - Fixed: No
- Status
- Implemented
Abilities
- #1
- sturdy
- #2
- rockhead
- #3
- heavymetalHidden
Drops
Lairon can drop Raw Iron, Hard Stone, and Chople Berry. The table uses 4 drop rolls; percentages are per roll, not guaranteed drops. Quantity ranges show the possible item count for that entry.
Breeding
- Egg Groups
- Monster
- Egg Cycles
- 35
- Gender Ratio
- 50.0% M / 50.0% F
Behavior
- Movement
- Can Swim in Lava
- Yes
- Avoids Water
- Yes
- Fire Immunity
- Fire Immunity
- Yes
- Herd
- Max Size
- 5
- Tolerated Leaders
- Lairon AlphaTier 1Aggron AlphaTier 1
- Combat
- Will Defend Self
- Yes
- Will Defend Owner
- Yes
- Will Flee
- No
- Resting
- Times
- any
- Drowsy Chance
- 0.0014
- Rouse Chance
- 0.0042
Where does Lairon spawn in Cobblemon?
Lairon has 2 natural spawn entries in the current Cobblemon data. It can appear from level 32 to 43. Listed biome tags include mountain-tagged biomes, overworld-tagged biomes. Some entries also require specific skylight levels.
Habitat encounters
Lairon appears in 1 habitat. Open one to see its complete spawn pool, phases, and conditions.
What moves does Lairon learn?
Lairon has 122 listed moves: 32 level-up, 56 TM, 7 egg, 27 tutor.
As an Alpha
Full Alpha guideWhat Lairon becomes as a Cobblemon 1.8 Alpha
Size
≈ ×1.47 normal adult size
Marks
Level vs your party
Matches the nearest player within 32 blocks. This form’s evolution floor is Lv 32; an empty party does not change its level.
Alpha moveset
Slots 3 & 4 prefer eligible TM moves, falling back to level-up moves. Up to two TM moves replace normal slots; moves already available by level are excluded.
Drops if defeated
Extra rewards when a wild Alpha is defeated in battle, in addition to its normal drops. Base rewards depend on its final level.
Chances are per defeat (at least one drop); quantities are per successful roll. Repeated rolls can add more items.
Base drops Tier 4
- Exp Candy L×138.89%
- Exp Candy Xl×150%
- Rare Candy×111.11%
- Health Candy×115%
- Mighty Candy×115%
- Tough Candy×115%
- Smart Candy×115%
- Courage Candy×115%
- Quick Candy×115%
Type drops
The current game rolls the primary type twice, each with a 50% chance, including for dual-type Pokémon.
- Steel Gem×2–360.94%
- Babiri Berry×1–223.44%
What to do next with Lairon
Continue with the most useful related data and tools.



