Gastrodon

Pokédex number	423	Gender ratio	50% male, 50% female	Growth rate	Medium Fast
Category	Sea Slug Pokémon	Steps to hatch	5355	Base EXP yield	166
Base friendship	70	Egg groups	Amorphous, Water 1

West Sea Form

Jump to: Stats • Evolution • Moves • Encounter rates • Trainers • Battle facility sets

Type	Water Ground
Double weaknesses	GRASS
Resistances	POISON ROCK STEEL FIRE
Immunities	ELECTRIC

Abilities	Name	Description
Regular Abilities	Sticky Hold	An item it holds cannot be stolen or knocked off.
Regular Abilities	Storm Drain	Attracts Water moves. They raise its Sp. Atk.
Hidden Ability	Sand Force	Sandstorms boost Rock, Ground and Steel moves.

Pokédex entry	It has a pliable body without any bones. If any part of its body is torn off, it grows right back.
Cry
Height	3′11″ / 0.9 m	Weight	659 lb / 29.9 kg	Catch Rate	75
Wild held items	None
Eggs hatch into	Shellos (West Sea Form)

Stats

	HP	Attack	Defense	Speed	Special Attack	Special Defense	Total
Base stats	111	83	68	39	92	82	475
EV yields	2	0	0	0	0	0	2

Evolution

Shellos (West Sea Form)

→ Level up to at least level 30

Gastrodon (West Sea Form)

Moves

Learnt by levelling up

Level	Move
1	Mud-Slap
1	Mud Sport
1	Harden
1	Water Pulse
2	Mud Sport
4	Harden
7	Water Pulse
11	Mud Bomb
16	Hidden Power
22	Rain Dance
29	Body Slam
41	Muddy Water
54	Recover

Learnt from a pre-evolution

Pre-evolution	Move	Method
Shellos (West Sea Form)	Acid Armor	Egg Move
Shellos (West Sea Form)	Amnesia	Egg Move
Shellos (West Sea Form)	Brine	Egg Move
Shellos (West Sea Form)	Clear Smog	Egg Move
Shellos (West Sea Form)	Counter	Egg Move
Shellos (West Sea Form)	Curse	Egg Move
Shellos (West Sea Form)	Fissure	Egg Move
Shellos (West Sea Form)	Memento	Egg Move
Shellos (West Sea Form)	Mirror Coat	Egg Move
Shellos (West Sea Form)	Mist	Egg Move
Shellos (West Sea Form)	Sludge	Egg Move
Shellos (West Sea Form)	Spit Up	Egg Move
Shellos (West Sea Form)	Stockpile	Egg Move
Shellos (West Sea Form)	Swallow	Egg Move
Shellos (West Sea Form)	Trump Card	Egg Move
Shellos (West Sea Form)	Yawn	Egg Move

Learnt from TMs/TMXs

Item	Move
TM06	Toxic
TM07	Hail
TM10	Hidden Power
TM13	Ice Beam
TM14	Blizzard
TM15	Hyper Beam
TM17	Protect
TM18	Rain Dance
TM21	Frustration
TM26	Earthquake
TM27	Return
TM32	Double Team
TM34	Sludge Wave
TM36	Sludge Bomb
TM37	Sandstorm
TM39	Rock Tomb
TM42	Facade
TM44	Rest
TM45	Attract
TM48	Round
TM55	Scald
TM68	Giga Impact
TM71	Stone Edge
TM78	Bulldoze
TM80	Rock Slide
TM83	Infestation
TM87	Swagger
TM88	Sleep Talk
TM90	Substitute
TM94	Secret Power
TM100	Confide
TMX3	Surf
TMX4	Strength
TMX5	Waterfall
TMX6	Dive
TMX7	Rock Smash
TMX8	Flash

Learnt from Move Tutors

Encounter rates

Area ID	Area name	Encounter method	Level range	Rate
603	Azurine Cave	Cave	45–65	10 %
569	Azurine Island	Grass (morning)	45–65	10 %
569	Azurine Island	Grass (day)	45–65	10 %
586	Azurine Island	Grass (morning)	45–65	10 %
586	Azurine Island	Grass (day)	45–65	10 %
604	Azurine Cave	Cave	45–65	10 %
605	Azurine Cave	Cave	45–65	10 %
607	Tanzan Cove	Grass	50–66	10 %
238	Chrysolia Spring 1F	Cave	45–55	2 %
238	Chrysolia Spring 1F	Super Rod	50–65	35 %
238	Chrysolia Spring 1F	Surf	60–80	15 %
545	Chrysolia Spring B1F	Cave	70–90	2 %
545	Chrysolia Spring B1F	Super Rod	50–65	35 %
545	Chrysolia Spring B1F	Surf	60–80	15 %
546	Chrysolia Spring Sauna	Cave	70–90	2 %
546	Chrysolia Spring Sauna	Super Rod	50–65	35 %
546	Chrysolia Spring Sauna	Surf	60–80	15 %
839	New World	Surf	99–105	21 1⁄8 %
839	New World	Surf	106	7⁄8 %
883	New World	Good Rod	50–90	60 %
883	New World	Super Rod	110–115	15 %
883	New World	Surf	116	25 %
675	Tourmaline Desert	Super Rod	50–80	40 %
861	Tourmaline Desert	Super Rod	50–80	40 %
863	Tourmaline Desert	Grass	104–110	20 %
688	Tourmaline Desert	Super Rod	60–80	29 293⁄806 %
688	Tourmaline Desert	Super Rod	50–59	11 9⁄31 %
688	Tourmaline Desert	Super Rod	81–85	1 9⁄26 %
694	Tourmaline Desert	Super Rod	60–80	29 293⁄806 %
694	Tourmaline Desert	Super Rod	50–59	11 9⁄31 %
694	Tourmaline Desert	Super Rod	81–85	1 9⁄26 %
703	Tourmaline Desert	Super Rod	60–80	29 293⁄806 %
703	Tourmaline Desert	Super Rod	50–59	11 9⁄31 %
703	Tourmaline Desert	Super Rod	81–85	1 9⁄26 %
704	Tourmaline Desert	Super Rod	60–80	29 293⁄806 %
704	Tourmaline Desert	Super Rod	50–59	11 9⁄31 %
704	Tourmaline Desert	Super Rod	81–85	1 9⁄26 %
705	Tourmaline Desert	Super Rod	60–80	29 293⁄806 %
705	Tourmaline Desert	Super Rod	50–59	11 9⁄31 %
705	Tourmaline Desert	Super Rod	81–85	1 9⁄26 %

Appearances in Trainer teams

Show trainer names and Pokémon nicknames (these may constitute spoilers)

Level 128, holding Wise Glasses, random gender, 70 friendship
Sand Force
Modest nature

Moves

Surf (15 PP)
Recover (10 PP)
Mud Bomb (10 PP)
Hidden Power (15 PP)

Stats
	HP	Atk	Def	Spe	SpA	SpD
	542	231	220	144	396	254
EVs	252	0	4	0	252	0
IVs	31	31	31	31	31	31

Level 74, no item, random gender, 70 friendship
Storm Drain
Hardy nature

Moves

Blizzard (5 PP)
Recover (10 PP)
Muddy Water (10 PP)
Infestation (35 PP)

Stats
	HP	Atk	Def	Spe	SpA	SpD
	271	150	128	85	164	149
EVs	85	85	85	85	85	85
IVs	10	10	10	10	10	10

Level 100, holding Leftovers, random gender, 70 friendship
Sticky Hold
Modest nature

Moves

Surf (24 PP)
Recover (16 PP)
Hidden Power (24 PP)
Mud Bomb (16 PP)

Stats
	HP	Atk	Def	Spe	SpA	SpD
	395	181	172	114	311	232
EVs	128	0	0	0	252	128
IVs	31	31	31	31	31	31

Level 100, holding Leftovers, random gender, 70 friendship
Storm Drain
Modest nature

Moves

Scald (24 PP)
Recover (16 PP)
Toxic (16 PP)
Ice Beam (16 PP)

Stats
	HP	Atk	Def	Spe	SpA	SpD
	363	181	173	114	311	263
EVs	0	0	4	0	252	252
IVs	31	31	31	31	31	31

Appearances in battle facilities

Holding Leftovers; Storm Drain; Bold nature

Moves

EVs
	HP	Atk	Def	Spe	SpA	SpD
EVs	252	0	252	0	0	0

Holding Choice Specs; Storm Drain; Calm nature

Moves

EVs
	HP	Atk	Def	Spe	SpA	SpD
EVs	0	0	252	0	252	0

East Sea Form

Jump to: Stats • Evolution • Moves • Encounter rates • Trainers • Battle facility sets

Type	Water Ground
Double weaknesses	GRASS
Resistances	POISON ROCK STEEL FIRE
Immunities	ELECTRIC

Abilities	Name	Description
Regular Abilities	Sticky Hold	An item it holds cannot be stolen or knocked off.
Regular Abilities	Storm Drain	Attracts Water moves. They raise its Sp. Atk.
Hidden Ability	Sand Force	Sandstorms boost Rock, Ground and Steel moves.

Pokédex entry	It has a pliable body without any bones. If any part of its body is torn off, it grows right back.
Cry
Height	3′11″ / 0.9 m	Weight	659 lb / 29.9 kg	Catch Rate	75
Wild held items	None
Eggs hatch into	Shellos (East Sea Form)

Stats

	HP	Attack	Defense	Speed	Special Attack	Special Defense	Total
Base stats	111	83	68	39	92	82	475
EV yields	2	0	0	0	0	0	2

Evolution

Shellos (East Sea Form)

→ Level up to at least level 30

Gastrodon (East Sea Form)

Moves

Learnt by levelling up

Level	Move
1	Mud-Slap
1	Mud Sport
1	Harden
1	Water Pulse
2	Mud Sport
4	Harden
7	Water Pulse
11	Mud Bomb
16	Hidden Power
22	Rain Dance
29	Body Slam
41	Muddy Water
54	Recover

Learnt from a pre-evolution

Pre-evolution	Move	Method
Shellos (East Sea Form)	Acid Armor	Egg Move
Shellos (East Sea Form)	Amnesia	Egg Move
Shellos (East Sea Form)	Brine	Egg Move
Shellos (East Sea Form)	Clear Smog	Egg Move
Shellos (East Sea Form)	Counter	Egg Move
Shellos (East Sea Form)	Curse	Egg Move
Shellos (East Sea Form)	Fissure	Egg Move
Shellos (East Sea Form)	Memento	Egg Move
Shellos (East Sea Form)	Mirror Coat	Egg Move
Shellos (East Sea Form)	Mist	Egg Move
Shellos (East Sea Form)	Sludge	Egg Move
Shellos (East Sea Form)	Spit Up	Egg Move
Shellos (East Sea Form)	Stockpile	Egg Move
Shellos (East Sea Form)	Swallow	Egg Move
Shellos (East Sea Form)	Trump Card	Egg Move
Shellos (East Sea Form)	Yawn	Egg Move

Learnt from TMs/TMXs

Item	Move
TM06	Toxic
TM07	Hail
TM10	Hidden Power
TM13	Ice Beam
TM14	Blizzard
TM15	Hyper Beam
TM17	Protect
TM18	Rain Dance
TM21	Frustration
TM26	Earthquake
TM27	Return
TM32	Double Team
TM34	Sludge Wave
TM36	Sludge Bomb
TM37	Sandstorm
TM39	Rock Tomb
TM42	Facade
TM44	Rest
TM45	Attract
TM48	Round
TM55	Scald
TM68	Giga Impact
TM71	Stone Edge
TM78	Bulldoze
TM80	Rock Slide
TM83	Infestation
TM87	Swagger
TM88	Sleep Talk
TM90	Substitute
TM94	Secret Power
TM100	Confide
TMX3	Surf
TMX4	Strength
TMX5	Waterfall
TMX6	Dive
TMX7	Rock Smash
TMX8	Flash

Learnt from Move Tutors

Encounter rates

There are no regular wild encounters for this Pokémon.

Appearances in Trainer teams

This Pokémon does not appear in any trainer teams.

Appearances in battle facilities

This Pokémon does not appear in any battle facility teams.