#0090 Shellder

Artwork: PokéAPI.

Water

Abilities

Shell ArmorReduces physical damage taken by 25%.Skill LinkIncreases the frequency of multi-strike moves.

Hidden ability

OvercoatImmune to sandstorms and powder moves.

Capture

Easy catch

Gender

50.0% female

Egg groups

Water 3

Growth

Slow

EV yield

1 Defense

Wild held item

Pearl, Big Pearl

Shellder’s base stats

HP	50 (official 30)
Attack	65
Defense	100
Sp. Atk	45
Sp. Def	55 (official 25)
Speed	40
Total	355	Official games: 305, +50 in this hack. All base stat changes

Where to find it

Chance per encounter, under the conditions shown.

Times and conditions

• Morning: 4:00–9:59
• Day: 10:00–19:59
• Night: 20:00–3:59

Calendar encounters can replace a land slot on specific dates.

Where to find Shellder in the wild

Location	Method / conditions	Level	Chance
Pallet Town	Good Rod	20	10%
Pallet Town	Super Rod	40	30%
Vermilion City	Good Rod	20	10%
Vermilion City	Super Rod	40	30%
Route 19	Good Rod	20	5%
Route 20	Good Rod	20	10%
Route 20	Super Rod	40	30%
Seafoam Islands	Grass/cave, morning and day	27	4%
Seafoam Islands	Grass/cave, night	27	4%
Seafoam Islands B1F	Grass/cave, morning	32	10%
Seafoam Islands B1F	Grass/cave, day	32	10%
Seafoam Islands B1F	Grass/cave, night	32	10%
Seafoam Islands B2F	Grass/cave, morning	33	10%
Seafoam Islands B2F	Grass/cave, day	33	10%
Seafoam Islands B2F	Grass/cave, night	33	10%
Seafoam Islands B3F	Grass/cave, morning	34	10%
Seafoam Islands B3F	Grass/cave, day	34	10%
Seafoam Islands B3F	Grass/cave, night	34	10%
Route 21	Good Rod	20	10%
Route 21	Super Rod	40	30%
Cinnabar Island	Good Rod	20	10%
Cinnabar Island	Super Rod	40	30%
Route 26	Good Rod	20	10%
Route 26	Super Rod	40	30%
Route 27	Good Rod	20	10%
Route 27	Super Rod	40	30%
New Bark Town	Good Rod	20	10%
New Bark Town	Super Rod	40	30%
Route 41	Good Rod	20	10%
Whirl Islands	Grass/cave, morning and day	24	4%
Whirl Islands	Grass/cave, night	24	4%
Whirl Islands B1F	Grass/cave, morning and day	24	4%
Whirl Islands B1F	Grass/cave, night	24	4%
Whirl Islands B2F	Grass/cave, any time	24	4%
Whirl Islands B3F	Grass/cave, any time	25	4%
Ice Path	Grass/cave, morning	22	4%
Ice Path	Grass/cave, day	22	4%
Ice Path	Grass/cave, night	22	4%
Ice Path B1F	Grass/cave, morning	22	4%
Ice Path B1F	Grass/cave, day	22	4%
Ice Path B1F	Grass/cave, night	22	4%
Ice Path B2F	Grass/cave, morning	23	4%
Ice Path B2F	Grass/cave, day	23	4%
Ice Path B2F	Grass/cave, night	23	4%
Ice Path B3F	Grass/cave, morning	23	4%
Ice Path B3F	Grass/cave, day	23	4%
Ice Path B3F	Grass/cave, night	23	4%
Route 47	Good Rod	20	10%
Route 47	Super Rod	40	30%
Alto Mare Waters	Old Rod	10	15%

Evolution

Evolves into Cloyster using Water Stone.

Level-up moves

“On evolution” moves are learned when this Pokémon evolves. Open a move for its full effects and any special behavior in this hack.

Shellder’s level-up moves

Level	Move	Type	Category	Power	Accuracy	PP	Effect and notes
1	Tackle	Normal	Physical	40	100	35	A physical attack in which the user charges and slams into the foe with its whole body.
1	Water Gun	Water	Special	40	100	25	Blasts the target with water. Does not burn the target.
4	Withdraw	Water	Status	—	—	40	The user withdraws into its shell to toughen its body. Raises its Defense by 1 stage.
8	Ice Shard	Ice	Physical	40	100	30	The user flash freezes chunks of ice and hurls them. This move always goes first.
12	Leer	Normal	Status	—	100	30	The foe is given an intimidating leer with sharp eyes. Lowers its Defense by 1 stage.
16	Whirlpool	Water	Special	40	90	10	Traps the target in a whirlpool, damaging it for 2–5 turns.
20	Supersonic	Normal	Status	—	55	20	The user generates odd sound waves from its body. It may confuse the target.
24	Aurora Beam	Ice	Special	65	100	20	The foe is hit with a rainbow-colored beam. 10% chance to lower its Attack by 1 stage.
28	Protect	Normal	Status	—	—	10	It enables the user to evade all attacks for 1 turn. Its chance of failing rises if used in succession.
32	Razor Shell	Water	Physical	75	95	10	The user slashes with sharp shells. It may lower the foe’s Defense.
36	Iron Defense	Steel	Status	—	—	15	The user hardens its body’s surface like iron. Raises its Defense by 2 stages.
40	Ice Beam	Ice	Special	90	100	10	The foe is struck with an icy-cold beam of energy. It has a 10% chance to freeze the target.
44	Shell Smash	Normal	Status	—	—	15	The user breaks its shell. Its Defense and Sp. Def fall, but Attack, Sp. Atk, and Speed sharply rise.
48	Hydro Pump	Water	Special	110	90	10	Blasts the target with a huge volume of water.

TMs and HMs

TMs and HMs Shellder can learn

TM / HM	Move	Type	Category	Power	Accuracy	PP	Effect and notes
TM03	Water Pulse	Water	Special	60	100	20	The user attacks with a pulsing blast of water. It has a 20% chance to confuse the foe.
TM07	Hail	Ice	Status	—	—	10	The user summons a hailstorm lasting 5 turns. It damages all Pokémon except Ice types.
TM10	Hidden Power	Normal	Special	60	100	15	A unique attack that varies in type and intensity depending on the Pokémon using it.
TM13	Ice Beam	Ice	Special	90	100	10	The foe is struck with an icy-cold beam of energy. It has a 10% chance to freeze the target.
TM14	Blizzard	Ice	Special	110	70	5	A howling blizzard is summoned to strike the foe. It has a 10% chance to freeze the target.
TM17	Protect	Normal	Status	—	—	10	It enables the user to evade all attacks for 1 turn. Its chance of failing rises if used in succession.
TM18	Rain Dance	Water	Status	—	—	5	The user summons a heavy rain for 5 turns. Water-type moves become 1.5 times stronger.
TM27	Return	Normal	Physical	var.	100	20	A full-power attack that grows more powerful the more the user likes its Trainer.
TM32	Double Team	Normal	Status	—	—	15	By moving rapidly, the user makes illusory copies of itself. Raises its evasiveness by 1 stage.
TM42	Facade	Normal	Physical	70	100	20	An attack whose power is 2 times higher if the user is poisoned, burned, or paralyzed.
TM44	Rest	Psychic	Status	—	—	5	The user goes to sleep for 2 turns. It fully restores the user’s HP and heals any status problem.
TM45	Attract	Normal	Status	—	100	15	The user charms a foe of the opposite gender. The foe has a 50% chance of being unable to act.
TM55	Brine	Water	Special	65	100	10	If the foe’s HP is below half, this attack hits with double the power.
TM58	Endure	Normal	Status	—	—	10	The user endures any attack with at least 1 HP. Its chance of failing rises if it is used in succession.
TM64	Explosion	Normal	Physical	250	100	5	A huge explosion hits all Pokémon in battle, and the user faints. The targets’ Defense is halved.
TM66	Payback	Dark	Physical	50	100	10	The user charges up, then attacks. If it moves after the foe, its power is doubled.
TM72	Avalanche	Ice	Physical	75	90	10	Hurls hailstones at the target. Has a 30% chance to make the target flinch.
TM82	Sleep Talk	Normal	Status	—	—	10	While it is asleep, the user randomly uses one of the moves it knows.
TM87	Swagger	Normal	Status	—	85	15	The user enrages the foe into confusion. However, it also raises the foe’s Attack by 2 stages.
TM90	Substitute	Normal	Status	—	—	10	The user makes a copy of itself using 1/4 of its HP. The copy serves as the user’s decoy.
TM122	Liquidation	Water	Physical	85	100	10	Strikes the target with water power. May lower the target’s Defense.
HM03	Surf	Water	Special	90	100	15	A giant wave swamps the whole battlefield. Double damage on a foe using Dive. Also used to cross water.
HM05	Whirlpool	Water	Special	40	90	10	Traps the target in a whirlpool, damaging it for 2–5 turns.

Move tutors

Moves Shellder can learn from tutors

Move	Type	Category	Power	Accuracy	PP	Effect and notes	Tutor location, cost and requirements
Ice Shard	Ice	Physical	40	100	30	The user flash freezes chunks of ice and hurls them. This move always goes first.	Seafoam Islands, inner room · Cost: Free Requirements: Seafoam Islands: the ice walls, Articuno and the researcher (TM14 Blizzard) Seafoam Islands, bottom floor
Icicle Spear	Ice	Physical	25	100	30	The user launches sharp icicles at the foe. It strikes 2 to 5 times in a row.	Ice Path · Cost: Free Requirements: Ice Path / Blackthorn City: small extras Ice Path
Icy Wind	Ice	Special	55	95	15	The user attacks with a gust of chilled air. Lowers the target’s Speed by 1 stage.	Route 20 · Cost: Aspear Berry ×1 Route 20
Shell Smash	Normal	Status	—	—	15	The user breaks its shell. Its Defense and Sp. Def fall, but Attack, Sp. Atk, and Speed sharply rise.	Violet City · Cost: Free Requirements: Violet City: Gyro Ball TM for the Forretress kid (unlocks Shell Smash) Violet City
Tri Attack	Normal	Special	80	100	10	The user strikes with a mixed three-beam attack. 20% chance to paralyze, burn, or freeze the target.	Six Island · Cost: Lure Ball ×1 Requirements: Sevii Islands: small extras Six Island

Egg moves

Shellder’s egg moves

Move	Type	Category	Power	Accuracy	PP	Effect and notes
Aqua Ring	Water	Status	—	—	20	The user envelops itself in a veil made of water. It regains some HP on every turn.
Bubble Beam	Water	Special	65	100	20	A spray of bubbles is forcefully ejected at the foe. 10% chance to lower its Speed by 1 stage.
Icicle Spear	Ice	Physical	25	100	30	The user launches sharp icicles at the foe. It strikes 2 to 5 times in a row.
Life Dew	Water	Status	—	—	10	The user scatters mysterious water, restoring its own and its allies’ HP.
Mud Shot	Ground	Special	55	95	15	The user hurls a blob of mud at the foe. It also lowers the target’s Speed by 1 stage.
Rapid Spin	Normal	Physical	50	100	40	A spin attack that can also eliminate such moves as Bind, Wrap, Leech Seed, and Spikes.
Rock Blast	Rock	Physical	25	90	10	The user hurls hard rocks at the foe 2 to 5 times in quick succession.
Screech	Normal	Status	—	85	40	An earsplitting screech is emitted to lower the foe’s Defense by 2 stages.
Take Down	Normal	Physical	90	85	20	A reckless, full-body charge attack for slamming into the foe. It also damages the user a little.

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