Castform (Pokémon)


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Castform (Japanese: ポワルン Powalen) is a  introduced in Generation III.

While it is not known to evolve into or from any other Pokémon, it has the ability to change forms depending on the current weather.
 * During normal weather,, a , or a , it is in Normal form and is a Normal type.
 * During, it is in Sunny Form and is a Fire type.
 * During, it is in Rainy Form and is a Water type.
 * During, it is in Snowy Form and is an Ice type.

Biology
Castform is an artificial Pokémon that changes appearance and attitude based on the weather. Its body is made of cells exactly like those of water molecules, causing its cellular structure to be chemically altered by temperature and humidity. Though not of its free will, it uses this ability to protect its tiny body. In its Normal Form, it resembles a plain, gray cloud with a single wisp extending from the top of its head.

Under bright sunlight, it takes on its Sunny Form. Its lower half becomes pure white, while the head turns orange has develops small orange spheres around it. This gives it the overall appearance of the sun above a small cloud. Its skin glows and dries, and becomes hot to the touch.

When soaked in rain, it takes on its Rain Form. It has a dark gray lower half resembling a storm cloud. The head turns blue and resembles a raindrop. Its body is soft and slippery, and seeps with water when compressed.

When hit by hail, it takes on its Snowy Form. Its head turns purplish-blue. The rest of the body changes into the shape of a mint green,. Its body becomes a smooth ice-like material, partially frozen measuring temperatures near 23 degrees Fahrenheit.

Regardless of the form it takes, it will always have a large, spherical head and a lighter colored mask-like marking over its eyes. Various experiments were conducted to change its form in artificial conditions, but all have failed. Aside from its various forms, Castform is able to utilize weather powers in the form of its previously signature move,. Despite its manmade origins, it can be found in.

Major appearances
Castform debuted in Unfair Weather Friends, under the ownership of the Weather Institute researcher Bart. It changed into all of its forms during the episode.

An appeared in Currying Favor and Flavor!, where it battled  alongside  during the Lush Jungle trial, but was defeated by a  from. Besides its Normal form, it also took on its Sunny Form during the battle.

A Castform appeared in Mounting an Electrifying Charge!, in its Normal, Rainy, and Snowy Forms. It used its weather-changing abilities to create obstacles during the Charjabug race.

Minor appearances
A Castform appeared in the opening sequence of Destiny Deoxys.

A Castform appeared in Clamperl of Wisdom as a resident of Maisie Island. It was one of the random Pokémon used to replace its lost pearl.

A 's Castform appeared in Mean With Envy.

A 's Castform appeared in Saved by the Beldum, where it was among the Pokémon seen during the Ever Grande Conference.

A Coordinator's Castform appeared in its Sunny Form in Spontaneous Combusken!. It was seen participating in the Performance Stage of the 🇮🇸.

In Pokémon Generations
A Castform appeared in The Scoop, where it was shown working at TV Mauville. It appeared to be an assistant with weather forecasting, as an allusion to its weather-based abilities.

In the Pokémon Adventures manga
A Castform, nicknamed Fofo, belongs to and first appeared in Lombre Larceny. Previously, she belonged to Mr. Stone, who was injured in an attack by Team Aqua. Fofo was then given to Gabby and Ty to be cared for while he was being healed. She later decided to travel with Ruby when he began traveling with the reporters because she was lonely. Until he was reunited with Rara, Fofo was Ruby's go to Contest Pokémon.

Two Ally Castform appeared to help a Totem fight against  in PASM14.

In the Pokémon Pocket Monsters manga


A Castform makes an appearance in Descent Of The Weather God!! of Pokémon Ruby-Sapphire. In that chapter, it showed the ability of transforming into many forms depending on the current weather.

Other appearances
Castform was featured as one of the Pokémon released from a Poké Ball in the demo of Super Smash Bros. Brawl that appeared at.

Normal

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Sunny Form

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Rainy Form

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Snowy Form

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Game locations

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In side games

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Normal Form

















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Sunny Form

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Rainy Form

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Hail Form

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Trivia

 * Castform is the only Pokémon in both the and s.
 * Castform's Weather Ball will always receive in any of its forms unless in a sandstorm, under Shadow Sky, or if it loses.
 * Castform is the only Pokémon to receive this benefit from Weather Ball.
 * In, Castform has a body size of 4, despite it being a body size 1 in the first Mystery Dungeon games and having the same in-game sprite in the second Mystery Dungeon games. This may have been changed to balance gameplay.
 * Castform's weather-based transformations cannot be viewed in the forms section of the Pokédex, nor do they appear on the field in.
 * All of Castform's forms will appear in the forms section of the HeartGold and SoulSilver Pokédex upon obtaining one, even if it never transformed.
 * Castform is the lightest Pokémon.
 * Unlike most Pokémon with form differences, Castform's alternate forms have no variations of their own, so only the Normal form of a Shiny Castform will look different.
 * Before Generation VII, Castform's Normal form was classified by Pokédex color sorting as white.

Origin
Castform resembles a living cloud and acts like weather in general, but it may also be based on a. It is similar in both concept and design to a , a Japanese charm doll used to wish for good weather. Its forms and their types may have originated from the English saying "rain, hail, or shine." As Castform is said to be composed of molecules similar to water, its shape of a large sphere with two smaller orbs resembles an H2O molecule.

Name origin
Castform may be a combination of forecast (the prediction of weather) and transform or form (referring to its ability to change form depending on the weather). The German and French names reflect this.

Powalen may be a combination of ポワン powan (onomatopoeia of a sudden transformation, similar to "poof" in English) and 変わる kawaru (to change or transform).

Related articles

 * Fofo