POKEDEX / REGIONAL #161

Gastrodon (Form 1)Pokemon Monomyth Pokedex

Form 1

Water

Ground

← All Pokemon

AT A GLANCE

Base stats

v1.0

HP111

Attack83

Defense68

Sp. Attack92

Sp. Defense82

Speed39

Base stat total475

Compare base stats

Compare with another Water Pokemon (12 choices)

Base stat comparison. Difference is the selected Pokemon minus this entry.
Stat	Gastrodon	Selected	Difference
HP	111
Attack	83
Defense	68
Sp. Attack	92
Sp. Defense	82
Speed	39

Open selected entry →

Base stats only. Levels, IVs, EVs, natures and battle effects are not included.

BATTLE TRAITS

Abilities

Primary abilitySticky Hold

Secondary abilityStorm Drain

Hidden abilitySand Force

Open an ability for its description and other Pokemon that can have it. Some battle effects still need confirmation.

DIFFERENT APPEARANCES

Forms

These forms share Pokedex #161. Some form names and how to change between them are still unknown.

GastrodonWater / Ground

Gastrodon (Form 1)Water / Ground

GROWTH & CHANGE

In-game evolution chain

Shellos (Form 1)

Gastrodon (Form 1)Current Pokemon

Evolves from Shellos (Form 1).

Shellos (Form 1) →

Gastrodon (Form 1)

Level up at level 30 or higher

These are the known evolution methods. Additional conditions may apply; story-based changes are not fully covered.

MOVES & MILESTONES

Level-up learnset

17 entries

Moves Gastrodon learns as it levels up. Select a move to see its power and details.

Level, move, type, category, power, accuracy and PP
Level	Move	Type	Category	Power	Acc.	PP
1	Water Gun	Water	Special	40	100%	25
1	Mud-Slap	Ground	Special	20	100%	10
1	Mud Sport	Ground	Status	—	100%	15
1	Harden	Normal	Status	—	—	30
4	Mud Sport	Ground	Status	—	100%	15
8	Harden	Normal	Status	—	—	30
12	Water Pulse	Water	Special	60	100%	20
15	Mud Bomb	Ground	Special	65	85%	10
19	Hidden Power	Normal	Special	60	100%	15
23	AncientPower	Rock	Special	60	100%	5
26	Body Slam	Normal	Physical	85	100%	15
30	Recover	Normal	Status	—	—	5
35	Muddy Water	Water	Special	90	85%	10
45	Earth Power	Ground	Special	90	100%	10
52	Rain Dance	Water	Status	—	—	5
60	Memento	Dark	Status	—	100%	10
78	Fissure	Ground	Physical	1	30%	5

A dash means no fixed number is listed.

TEACHABLE MOVES

TM & HM compatibility

These TMs and HMs are compatible with Gastrodon. Their locations and story requirements are not yet covered.

Compatible TM or HM, move, type and category
Machine	Move	Type	Category
TM03	Watercolor	Water	Special
TM05	Infestation	Bug	Special
TM07	Hail	Ice	Status
TM08	Endure	Normal	Status
TM10	Hidden Power	Normal	Special
TM13	Aurora Beam	Ice	Special
TM17	Protect	Normal	Status
TM18	Rain Dance	Water	Status
TM19	Counter	Fighting	Physical
TM21	Swagger	Normal	Status
TM25	Purify	Poison	Status
TM26	Bulldoze	Ground	Physical
TM27	Return	Normal	Physical
TM28	Dig	Ground	Physical
TM32	Curse	Ghost	Status
TM37	Sandstorm	Rock	Status
TM39	Cragalanche	Rock	Physical
TM41	Substitute	Normal	Status
TM42	Reflect Type	Normal	Status
TM43	Secret Power	Normal	Physical
TM44	Rest	Psychic	Status
HM03	Surf	Water	Special
HM04	Strength	Normal	Physical
HM05	Rock Smash	Fighting	Physical
HM06	Waterfall	Water	Physical
HM07	Dive	Water	Physical

FAMILY MOVES

Egg moves

These are the family egg moves shown for Shellos (Form 1) in the game's Pokedex. Breeding access and which forms can hatch with these moves are not fully confirmed.

This form's egg-inheritance list differs from the family view shown here.

Move, type, category, power, accuracy and PP
Move	Type	Category	Power	Acc.	PP
Acid Armor	Poison	Status	—	—	20
Amnesia	Psychic	Status	—	—	20
Brine	Water	Special	65	100%	10
Clear Smog	Poison	Special	50	—	15
Fissure	Ground	Physical	1	30%	5
Mirror Coat	Psychic	Special	1	100%	20
Mist	Ice	Status	—	—	30
Sludge	Poison	Special	65	100%	20
Spit Up	Normal	Special	1	100%	10
Stockpile	Normal	Status	—	—	20
Swallow	Normal	Status	—	—	10
Trump Card	Normal	Special	1	—	5
Yawn	Normal	Status	—	—	10

Browse moves with family egg lists →

TEACHABLE MOVES

Tutor moves

These moves are compatible with Gastrodon through a move tutor. Tutor locations, costs and access are not yet covered. A move already known cannot be taught again.

Move, type, category, power, accuracy and PP
Move	Type	Category	Power	Acc.	PP
Body Slam	Normal	Physical	85	100%	15
Earthquake	Ground	Physical	100	100%	10
Rock Slide	Rock	Physical	75	90%	10
Stealth Rock	Rock	Status	—	—	20
Blizzard	Ice	Special	110	70%	5
Double-Edge	Normal	Physical	120	100%	15
Sleep Talk	Normal	Status	—	—	10
Snore	Normal	Special	50	100%	15
South Wind	Ground	Special	60	100%	5
Icy Wind	Ice	Special	55	95%	15
Facade	Normal	Physical	70	100%	20

Browse tutor moves →

WHERE TO LOOK

Locations & availability

These are Gastrodon (Form 1)'s listed wild encounters. Reaching an area and meeting any additional conditions are not fully confirmed.

Base chances are within the named method and encounter group, before abilities or special effects. They are approximate, not a chance per step or cast. Additional conditions may apply.

Mandrake CitySuper Rod · Level 35 · Base chance: ≈55%
Reservoir Tunnel · encounter list 1Super Rod · Levels 35–40 · Base chance: ≈16%
Overgrown OasisSuper Rod · Levels 35–40 · Base chance: ≈16%
Oasis Cave · encounter list 1Super Rod · Levels 35–40 · Base chance: ≈16%
Oasis Cave · encounter list 2Super Rod · Levels 35–40 · Base chance: ≈16%
Oasis Cave · encounter list 3Super Rod · Levels 35–40 · Base chance: ≈16%
Reservoir Tunnel · encounter list 3Super Rod · Levels 35–40 · Base chance: ≈16%
Reservoir Tunnel · encounter list 4Super Rod · Levels 35–40 · Base chance: ≈16%
Reservoir Tunnel · encounter list 2Super Rod · Levels 35–40 · Base chance: ≈16%
Old Bay Island · encounter list 2Super Rod · Levels 50–60 · Base chance: ≈40%
Old Bay Island · encounter list 11Super Rod · Levels 50–60 · Base chance: ≈40%
Old Bay Coast · encounter list 3Super Rod · Levels 50–60 · Base chance: ≈40%
Old Bay Island · encounter list 14Surfing · Levels 75–80 · Base chance: ≈1%
Old Bay Island · encounter list 14Super Rod · Levels 50–60 · Base chance: ≈40%
Old Bay Coast · encounter list 4Super Rod · Levels 50–60 · Base chance: ≈40%
Old Bay Coast · encounter list 5Super Rod · Levels 50–60 · Base chance: ≈40%
Port Ginseng · encounter list 2Super Rod · Levels 50–60 · Base chance: ≈40%
Port Ginseng · encounter list 1Super Rod · Levels 50–60 · Base chance: ≈40%
Old Bay Coast · encounter list 6Super Rod · Levels 50–60 · Base chance: ≈40%
Port Ginseng DocksSuper Rod · Levels 50–60 · Base chance: ≈40%
Old Bay Coast · encounter list 8Super Rod · Levels 50–60 · Base chance: ≈40%
Old Bay Coast · encounter list 7Super Rod · Levels 50–60 · Base chance: ≈40%
Old Bay Island · encounter list 13Super Rod · Levels 50–60 · Base chance: ≈40%
Old Bay Island · encounter list 12Super Rod · Levels 50–60 · Base chance: ≈40%
Battle Frontier · encounter list 2Super Rod · Levels 50–60 · Base chance: ≈40%
Battle Frontier · encounter list 3Super Rod · Levels 50–60 · Base chance: ≈40%
Route 30 · encounter list 1Super Rod · Levels 50–60 · Base chance: ≈40%
Route 30 · encounter list 2Super Rod · Levels 50–60 · Base chance: ≈40%
Old Bay Coast · encounter list 9Super Rod · Levels 50–60 · Base chance: ≈40%
Old Bay Island · encounter list 17Super Rod · Levels 50–60 · Base chance: ≈40%
Old Bay Island · encounter list 18Super Rod · Levels 50–60 · Base chance: ≈40%
Elysium Base · encounter list 4Super Rod · Levels 50–60 · Base chance: ≈40%
Elysium Base · encounter list 3Super Rod · Levels 50–60 · Base chance: ≈40%
Old Bay Island · encounter list 7Super Rod · Levels 50–60 · Base chance: ≈40%
Old Bay Island · encounter list 16Super Rod · Levels 50–60 · Base chance: ≈55%
Old Bay Island · encounter list 21Surfing · Levels 50–70 · Base chance: ≈4%
Old Bay Island · encounter list 21Super Rod · Levels 50–60 · Base chance: ≈40%
Old Bay Island · encounter list 20Super Rod · Levels 50–60 · Base chance: ≈40%
Solace PointSuper Rod · Levels 50–60 · Base chance: ≈40%

Wild encounters do not cover every way to obtain a Pokemon. Gifts, trades and other special encounters are not fully covered. Browse all wild locations →