Shellos

#422 Shellos Left: West Sea Shellos (Sinnohan) Right: East Sea Shellos (Sinnohan) Bottom: West Island Shellos (Altaran)
National Dex 422 Species Sea Slug Pokémon
Type Sinnoh: Water Altaris: Water/Poison Abilities Sinnoh: Sticky Hold, Storm Drain, Sand Force (Hidden) Altaris: Sticky Hold, Stench, Poison Touch (Hidden)
Gender Ratio 50% Male Catch Rate 190 EV Yield 1 HP Egg Group Water 1 and Amorphous
Bulbapedia Shellos Designer Game Freak

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Shellos (Japanese: カラナクシ Karanakushi) is a Water-type Pokémon introduced in Generation IV. It has an Altaran Regional Variant that is Water- and Poison-Type.

Regardless of form, it evolves into Gastrodon starting at level 30.

Altaran Shellos was designed and sprited by Keileon.

Locations

Location	Encounter Type	% Chance	Time
Citrivale Docks	Tall Grass	20%	All Day

Stats

	HP	Atk	Def	SpAtk	SpDef	Spd	BST
Sinnoh	76	48	48	57	62	34	325
Altaris	80	45	60	50	70	25	330

Dex Entries

West Sea Shellos
For the most part, it makes its home along the seashore. Its color and form differ according to its habitat and the quality of its food.
East Sea Shellos
Scientists interested in its great regenerative capabilities are currently analyzing the materials from which its cells are made.
Altaran Shellos
Known across many regions for its adaptive abilities, Shellos is different in almost any distinct area it can be found in. In Altaris, this Pokémon is highly toxic to deter predation.

Movesets

By Level-Up		By TM		By Level-Up		By TM
Sinnohan				Altaran
Level	Move	TM	Move	Level	Move	TM	Move
1	Mud Slap	TM17	Protect	1	Acid	TM17	Protect
2	Mud Sport	TM21	Frustration	2	Poison Gas	TM21	Frustration
4	Harden	TM45	Attract	4	Harden	TM45	Attract
7	Water Pulse	TM83	Infestation	7	Water Pulse	TM83	Infestation
11	Mud Bomb	TM87	Swagger	11	Sludge	TM87	Swagger
16	Hidden Power	By HM		16	Hidden Power	By HM
22	Rain Dance			22	Rain Dance
29	Body Slam			29	Body Slam
37	Muddy Water			37	Sludge Wave
46	Recover			46	Recover
STAB bonus applies to all moves noted in italics STAB bonus applies only when used by an evolution of Shellos noted in bold

Evolutions

Shellos	Lv 30 ⟶	Gastrodon
Shellos	Lv 30 ⟶	Gastrodon
Shellos	Lv 30 ⟶	Gastrodon

Sprites

Egg	Normal		Shiny		Metallic		Radiant

Trivia

• West Island Shellos is based on a generic, toxic sea slug. It is one of few Regional Variants not to have a specific inspiration source.