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On this page

  1. 01Biology & Appearance
  2. 02Behaviour & Habitat
  3. 03Evolution & Mega Evolution
  4. 04Name Origin & Design
  5. 05Breeding & Gender
  6. 06Competitive Guide
  7. 07Cultural Impact
  8. 08Where to Find Coalossal-gmax

coalossal-gmax #10215

Rock
Fire

Type Matchups

Weak to (2x damage):

Fighting
Ground
Water
Rock

Resistant to (½x damage):

Normal
Flying
Poison
Fire
Bug
Ice
Fairy

coalossal-gmax

Generation VIII · #10215 — Coal Pokémon

Gigantamax Coalossal is the towering Gigantamax form of the Coal Pokémon, available exclusively in Pokémon Sword and Shield. When Coalossal undergoes Gigantamax transformation, it swells to a staggering height of 42 meters—over fourteen times its normal size—making it one of the most imposing Gigantamax forms in the Galar region. This transformation represents the ultimate expression of Coalossal's raw power, with the mountain of coal upon its back expanding dramatically and becoming surrounded by three crimson clouds that billow from its summit. The transformation is only possible for Coalossal that carry the Gigantamax Factor, a rare genetic condition that allows certain Pokémon to achieve these colossal proportions. Unlike Mega Evolution, Gigantamax transformations are temporary, lasting only a few turns in battle before the Pokémon reverts to its normal size.

Base Stats

HP110
Attack80
Defense120
Sp. Atk80
Sp. Def90
Speed30
Total510
Height

42.0m

Weight

1000.0kg

Category

Coal Pokémon

Gender

Male 50% / Female 50%

Color

black

Shape

humanoid

Abilities
Steam Engine

Boosts the Speed stat drastically when the Pokémon is hit by a Fire- or Water-type move.

Flame Body

Has a 30% chance of burning attacking Pokémon on contact.

Flash FireHidden

Protects against fire moves. Once one has been blocked, the Pokémon's own Fire moves inflict 1.5× damage until it leaves battle.

Coalossal-gmax Biology & Physical Characteristics

Gigantamax Coalossal maintains the fundamental structure of its base form but undergoes dramatic physical changes during the transformation. The most striking feature is the massive expansion of the coal mountain carried upon its back, which becomes a towering inferno surrounded by three distinct red clouds of intense heat and steam. The spikes that normally protrude from its shoulders split into pairs during the Gigantamax transformation, creating a more aggressive and threatening silhouette. The exposed areas on the front of its body reveal the intense heat radiating from its interior—the transformation causes these openings to glow with brilliant red and orange light, indicating temperatures exceeding 3,600 degrees Fahrenheit according to Pokédex records from Sword version. Despite its mammoth size, Gigantamax Coalossal retains the core anatomy of its standard form: a coal-black body with two legs and stubby arms, a head featuring glowing white eyes and serrated teeth, and the characteristic peaceful expression that belies its devastating power when provoked.

Pokedex Numbers

national#839
galar#163
crown tundra#178
paldea#93

Training

EV Yield3 Defense
Catch Rate45
Base Happiness50
Base Exp.255
Growth Ratemedium slow

Breeding

Egg Groupsmineral
GenderMale 50% / Female 50%
Egg Cycles15 (4080 steps)

Coalossal-gmax Breeding, Gender Ratio & Egg Groups

Coalossal maintains a standard 50% male to 50% female gender ratio, making breeding opportunities equally available regardless of the player's desired gender outcome. The species belongs to the Mineral Egg Group, which includes various rock and steel-type Pokémon that reproduce through mineral-based mechanisms rather than traditional biological reproduction. Eggs take approximately 15 cycles to hatch, equivalent to 3,599 to 3,855 steps of travel, putting it in the moderately long hatching category for breeding endeavors. The species has a relatively low base friendship value of 50, meaning newly hatched or captured Coalossal will require training and positive interaction to maximize happiness and unlock moves that depend on friendship values. When breeding Coalossal, trainers should note that offspring will typically inherit the base form of Carkol, requiring level 34 advancement before evolving into Coalossal, and the Gigantamax Factor cannot be inherited through standard breeding mechanics—only Pokémon that naturally possess the factor or are obtained with it already present can access the Gigantamax transformation.

Sprites

coalossal-gmax Front
Front
coalossal-gmax Back
Back
coalossal-gmax Shiny Front
Shiny Front
coalossal-gmax Shiny Back
Shiny Back
coalossal-gmax Home
Home
coalossal-gmax Home Shiny
Home Shiny
coalossal-gmax Showdown
Showdown
coalossal-gmax Showdown Shiny
Showdown Shiny

coalossal-gmax's Evolution Chain

rolycoly

rolycoly

#0837

Rock
carkol

carkol

#0838

Rock
Fire
coalossal

coalossal

#0839

Rock
Fire
rolycoly

rolycoly

#0837

Rock
carkol

carkol

#0838

Rock
Fire
coalossal

coalossal

#0839

Rock
Fire

Coalossal-gmax Evolution, Mega Evolution & Special Forms

Gigantamax Coalossal is not an evolution in the traditional sense but rather a temporary transformation unique to Pokémon that possess the Gigantamax Factor. This distinguishes it fundamentally from Mega Evolution, which permanently changes a Pokémon's form until the battle ends or it switches out. Coalossal evolves into its base form from Carkol at level 34, completing the three-stage evolutionary line that begins with Rolycoly. The Gigantamax transformation can only be triggered by a Pokémon with the Gigantamax Factor and requires the use of a Dynamax Band or appropriate transformation method in appropriate locations within Galar. During Gigantamax transformation, Coalossal gains access to the exclusive G-Max move G-Max Volcalith, a devastating Rock-type attack that deals damage and creates a sandstorm effect lasting five turns. This move, combined with the physical transformation's intimidating presence, makes Gigantamax Coalossal a formidable force in competitive Dynamax battles, though strategic players must account for its three-turn time limit in most competitive formats.

Where to Find

Location data not available for this Pokémon in the database.

Coalossal-gmax Behaviour and Natural Habitat

While Coalossal in its base form is described as typically peaceful despite its fearsome appearance, its Gigantamax form amplifies its intimidating presence to extraordinary levels. During the harsh cold wave that struck the Galar region, Gigantamax Coalossal served as a literal giant heating stove, its immense heat output saving countless lives by providing warmth on a regional scale. This demonstrates that even when transformed to its most powerful state, Coalossal's inherent nature remains protective rather than destructive—it uses its tremendous thermal energy to preserve life rather than simply annihilate. However, the Pokédex warns that vandalism of the mines it inhabits will provoke Gigantamax Coalossal to unleash its full power, incinerating those foolish enough to damage its territory. The transformation seems to occur most dramatically during battles, where Coalossal's mountain of coal burns bright red and radiates sparks that scorch the surrounding area with devastating effect.

Pokedex Entries

Generation VIII

sword

It’s usually peaceful, but the vandalism of mines enrages it. Offenders will be incinerated with flames that reach 2,700 degrees Fahrenheit.

shield

While it’s engaged in battle, its mountain of coal will burn bright red, sending off sparks that scorch the surrounding area.

Coalossal-gmax Name Origin & Design Inspiration

Coalossal's name perfectly encapsulates its design concept—a portmanteau of "coal" and "colossal," emphasizing both its material composition and impressive stature. In its base form standing at 9'02", the Pokémon already appears massive, but the Gigantamax transformation pushes this concept to its absolute extreme, with the name becoming even more apt at 42 meters tall. The Japanese name, Sekitanzan, combines "sekitan" (石炭, coal) with "zan" (山, mountain), literally translating to "coal mountain," which perfectly describes the geological appearance of both the base form and especially the Gigantamax form, where the coal mountain becomes the dominant visual feature. The design draws inspiration from actual coal formations and volcanic mountains, with the red-hot coal glowing against the black body suggesting the internal heat of a furnace or active volcano. The three clouds surrounding the Gigantamax form's summit further reinforce the volcanic mountain aesthetic, while the split shoulder spikes in the transformed state create a more aggressive, crown-like appearance befitting a Gigantamax Pokémon.

Coalossal-gmax Competitive Battle Guide

Gigantamax Coalossal occupies a unique niche in competitive Pokémon battles as a bulky defensive Gigantamax option with respectable special defense at a base 90, though its abysmal base speed of 30 makes it extraordinarily slow even before consideration of Dynamax mechanics. Its base defense of 120 provides excellent physical durability, while the HP stat of 110 ensures reasonable survivability against both physical and special attacks. In its standard form, Coalossal can leverage its Flame Body ability to punish physical attackers with a 30% chance to inflict burns, or the Steam Engine ability to dramatically boost speed when hit by Fire or Water-type moves—a surprising utility for such a slow Pokémon that can pivot momentum against common attacker types. However, Gigantamax Coalossal's primary competitive utility comes from its exclusive G-Max Volcalith move, which deals damage while setting up a persistent sandstorm lasting five turns, making it valuable in sandstorm-based team compositions. The transformation's boosted defensive stats and HP pool during Dynamax turns it into a durable stall option, though competitive trainers must strategically manage the three-turn Dynamax timer and account for Coalossal's crippling speed disadvantage.

Commonly Asked Questions About Coalossal-gmax

What type is Coalossal-gmax?

Coalossal-gmax is a rock and fire type Pokemon.

What does Coalossal-gmax evolve into?

Coalossal-gmax does not evolve into any other Pokemon. It is the final form in its evolution line.

What are Coalossal-gmax's weaknesses?

Coalossal-gmax is weak to fighting, ground, water and rock type moves.

Coalossal-gmax Cultural Impact & Franchise History

Coalossal and its Gigantamax form represent a compelling narrative of gentle strength within the Pokémon universe, challenging preconceived notions about powerful, aggressive creatures. The Pokédex entries emphasizing its peaceful nature despite devastating power have resonated with players who appreciate moral complexity in Pokémon design. The specific detail about Gigantamax Coalossal serving as a life-saving heating stove during Galar's harsh cold wave has become emblematic of how raw power can be channeled toward humanitarian purposes, making it a symbol of protection rather than destruction. In the broader context of Generation VIII's introduction of Dynamax mechanics, Coalossal served as a standout example of how regional forms and transformation mechanics could add narrative depth to existing Pokémon concepts. The species has appeared in various official Pokémon media including the anime and manga adaptations, contributing to its recognition among contemporary fans. Its design has also influenced fan communities to explore themes of coal mining ethics and environmental impact within Pokémon lore, particularly given its origin in Galar's mining regions.

Where to Find Coalossal-gmax in Every Pokémon Game

Gigantamax Coalossal is exclusively available in Pokémon Sword and Shield, the Generation VIII titles where Dynamax mechanics were first introduced to the mainline series. In Sword version, players can encounter Coalossal in the Wild Area and various mining-related locations, with the potential to catch individuals carrying the Gigantamax Factor. The species was also featured in the Crown Tundra DLC expansion, where additional Dynamax opportunities provided encounters with Gigantamax-capable Coalossal. In subsequent generations, standard Coalossal remains available in Pokémon Scarlet and Violet with National Pokédex number 0839, though the Gigantamax transformation is exclusive to Sword and Shield. Players seeking to obtain Gigantamax Coalossal must either play through the Galar region games directly or trade for a specimen that was originally obtained in those titles, as the Gigantamax Factor cannot be transferred between game generations. The species has maintained moderate availability in post-game and competitive contexts, appearing in various tournament and raid battle distributions, though accessibility to the Gigantamax form remains restricted to the original Sword and Shield releases where this transformation mechanic was implemented.