Mixed
Balanced
34Speed · Very Slow

Is Shellos Good in Brilliant Diamond & Shining Pearl Playthrough?

Route 205 (West) or Route 213 (East). Gastrodon is one of the best Pokemon in BDSP. Grab a Shellos and don't look back.

StrongGoodEvenToughBadSTETEGEGGGGEERoarkGym 1ShellosCatchableGardeniaGym 2MayleneGym 3Crasher WakeGym 4GastrodonEvolveFantinaGym 5ByronGym 6CandiceGym 7VolknerGym 8AaronE4BerthaE4FlintE4LucianE4CynthiaChamp*
Roark
Gym 1
Strong

Shellos resists most of Roark's coverage and hits back hard.

Easy KO
Geodude
Lv 12
RockGround
Rock Head
Stealth RockDefense CurlRolloutLeer
Easy KO
Onix
Lv 12
RockGround
Sturdy
Stealth RockRock ThrowBindHeadbutt
You Win
Cranidos
Lv 14
Rock
Mold Breaker
BulldozeLeer
Gardenia
Gym 2
Tough

Gardenia's team hits Shellos's weaknesses hard.

Even
Cherubi
Lv 19
Grass
Chlorophyll
Grass KnotGrowthDazzling GleamSafeguard
Even
Turtwig
Lv 19
Grass
Shell Armor
Grass KnotRazor LeafReflectWork Up
Avoid
Roserade
Lv 22
GrassPoison
Technician
Grass KnotPetal BlizzardPoison StingStun Spore
Maylene
Gym 3
Even

Shellos trades roughly evenly with Maylene's team.

Even
Meditite
Lv 27
FightingPsychic
Pure Power
Drain PunchLight ScreenFlashBulk Up
Even
Machoke
Lv 27
Fighting
Guts
Low SweepKnock OffRock TombBulldoze
Even
Lucario
Lv 30
FightingSteel
Steadfast
Drain PunchScreechMetal ClawBulk Up
Crasher Wake
Gym 4
Tough

Crasher Wake's typing presses Shellos's defenses.

Risky
Gyarados
Lv 27
WaterFlying
Intimidate
BrineIce FangCrunchFlail
Even
Quagsire
Lv 27
WaterGround
Damp
Rain DanceHazeMud ShotScald
Risky
Floatzel
Lv 30
Water
Swift Swim
BrineIce FangBiteAqua Jet
Fantina
Gym 5
Even

Gastrodon trades roughly evenly with Fantina's team.

You Win
Drifblim
Lv 32
GhostFlying
Aftermath
Strength SapHexFlyWill O Wisp
You Win
Gengar
Lv 34
GhostPoison
Cursed Body
Shadow ClawConfuse RaySludge BombDazzling Gleam
Risky
Mismagius
Lv 36
Ghost
LevitateImmune to Ground attacks
Confuse RayPhantom ForceMagical LeafDazzling Gleam
Byron
Gym 6
Good

Gastrodon has the type edge here and should clean up Byron's team.

You Win
Bronzor
Lv 36
SteelPsychic
LevitateImmune to Ground attacks
Confuse RaySandstormTrick RoomFlash Cannon
Easy KO
Steelix
Lv 36
SteelGround
Sturdy
Thunder FangEarthquakeSandstormGyro Ball
You Win
Bastiodon
Lv 39
RockSteel
Sturdy
Iron DefenseThunderboltStone EdgeFlash Cannon
Candice
Gym 7
Even

Gastrodon trades roughly evenly with Candice's team.

Even
Snover
Lv 38
GrassIce
Snow Warning
MistRazor LeafWater PulseAvalanche
You Win
Sneasel
Lv 38
DarkIce
Pickpocket
Metal ClawHone ClawsDigAvalanche
Even
Medicham
Lv 40
FightingPsychic
Pure Power
Ice PunchBulk UpBrick BreakRock Slide
Risky
Abomasnow
Lv 42
GrassIce
Snow Warning
Aurora VeilGiga DrainEarthquakeBlizzard
Volkner
Gym 8
Good

Gastrodon has the type edge here and should clean up Volkner's team.

Easy KO
Raichu
Lv 46
Electric
Static
NuzzleVolt SwitchSurfCharge Beam
Even
Ambipom
Lv 47
Normal
Technician
Fake OutThunderboltDouble HitLast Resort
Even
Octillery
Lv 47
Water
Sniper
OctazookaFocus EnergyAurora BeamCharge Beam
You Win
Luxray
Lv 49
Electric
Intimidate
Thunder FangIce FangCrunchIron Tail
Aaron
Elite Four
Good

Gastrodon has the type edge here and should clean up Aaron's team.

You Win
Dustox
Lv 53
BugPoison
Shield Dust
ToxicBug BuzzMoonlightLight Screen
You Win
Beautifly
Lv 53
BugFlying
Swarm
Bug BuzzShadow BallPsychicQuiver Dance
You Win
Vespiquen
Lv 54
BugFlying
Unnerve
AcrobaticsAttack OrderAerial AceDefend Order
Risky
Heracross
Lv 54
BugFighting
Guts
EarthquakeRock SlideFacadeBrick Break
You Win
Drapion
Lv 57
PoisonDark
Sniper
Cross PoisonNight SlashEarthquakeX Scissor
Bertha
Elite Four
Good

Gastrodon has the type edge here and should clean up Bertha's team.

Even
Quagsire
Lv 55
WaterGround
Water AbsorbImmune to Water attacks
RecoverToxicEarthquakeSurf
Easy KO
Sudowoodo
Lv 56
Rock
Rock Head
Double EdgeHead SmashSucker PunchLow Kick
Easy KO
Golem
Lv 56
RockGround
Sturdy
Rock PolishHeavy SlamEarthquakeStone Edge
You Win
Whiscash
Lv 55
WaterGround
Hydration
BulldozeIce BeamHydro Pump
You Win
Hippowdon
Lv 59
Ground
Sand Stream
Ice FangEarthquakeCrunchRest
Flint
Elite Four
Good

Gastrodon has the type edge here and should clean up Flint's team.

Easy KO
Rapidash
Lv 58
Fire
Flame Body
Flame ChargeIron TailPoison JabHypnosis
Easy KO
Steelix
Lv 57
SteelGround
Sheer Force
Thunder FangFire FangIron TailCrunch
You Win
Drifblim
Lv 58
GhostFlying
Unburden
Strength SapMinimizeBaton PassWill O Wisp
Even
Lopunny
Lv 57
Normal
Cute Charm
Mirror CoatHigh Jump KickQuick AttackFire Punch
You Win
Infernape
Lv 61
FireFighting
Iron Fist
Fire PunchThunder PunchClose CombatMach Punch
Lucian
Elite Four
Even

Gastrodon trades roughly evenly with Lucian's team.

Even
Girafarig
Lv 59
NormalPsychic
Sap Sipper
Light ScreenReflectPsychicDazzling Gleam
Even
Medicham
Lv 59
FightingPsychic
Pure Power
Light ScreenPsychicThunderboltTrick Room
Even
Alakazam
Lv 60
Psychic
Magic Guard
Zen HeadbuttHigh Jump KickThunder PunchIce Punch
Even
Bronzong
Lv 60
SteelPsychic
LevitateImmune to Ground attacks
Nasty PlotPsychicFuture SightShock Wave
Cynthia
Champion
Even

Gastrodon trades roughly evenly with Cynthia's team.

Even
Spiritomb
Lv 61
GhostDark
Pressure
Shadow BallDark PulsePsychicSucker Punch
Risky
Roserade
Lv 60
GrassPoison
Poison Point
Dazzling GleamShadow BallSludge BombEnergy Ball
Even
Gastrodon
Lv 60
WaterGround
Storm DrainImmune to Water attacks
ScaldEarthquakeSludge BombRock Tomb
Easy KO
Lucario
Lv 63
FightingSteel
Inner Focus
Aura SphereDragon PulseFlash CannonNasty Plot
Risky
Milotic
Lv 63
Water
Marvel Scale
RecoverMirror CoatIce BeamScald
Even
Garchomp
Lv 66
DragonGround
Rough Skin
Dragon ClawEarthquakeSwords DancePoison Jab
Catchable
Available after Badge 1
Type
Water

Catch Shellos on Route 205 (walking, Lv 11, uncommon).

View Shellos locations

Evolve Shellos to Gastrodon
Level 30
Type
WaterGround

Your Shellos should hit Level 30 before you reach Fantina, at typical leveling pace.

View Gastrodon locations

How to Get Shellos in Brilliant Diamond & Shining Pearl

Shellos is available from early-game routes onward at high spawn rates. 20 encounter spots give you plenty of options. Grab one early and it'll be ready to evolve or train by mid-game.

Where To Catch Shellos in BDSP

To get Shellos, start by catching Shellos through walking encounters at Lv. 7-53. The chain covers 2 catchable stages before reaching the final form.

  1. Shellos
    Step 1Shellos
    Route 205 - South
    Lv.8-10Grass
    Rate 45%
    Valley Windworks
    Lv.7-9Floor
    Rate 30%
    Route 205 - North
    Lv.11Grass
    Rate 10%
    Route 213
    Lv.20-22Grass
    Rate 50%
    Night
    Route 213
    Lv.20-22Grass
    Rate 40%
    Morning/day
    Fuego Ironworks
    Lv.28Floor
    Rate 20%
    Route 218
    Lv.28Grass
    Rate 20%
    Fountainspring Cave
    Lv.16-20Cave
    Route 221
    Lv.28Grass
    Rate 10%
    Route 224
    Lv.23Grass
    Rate 1%
  2. Gastrodon
    Step 2Catch or Evolve into Gastrodon
    Route 221
    Lv.28-30Grass
    Shining PearlRate 30%
    Route 218
    Lv.28-30Grass
    Rate 20%
    Fuego Ironworks
    Lv.29-30Floor
    Rate 15%
    Fountainspring Cave
    Lv.16-20Cave
    Route 221
    Lv.29-30Grass
    Brilliant DiamondRate 10%
    Route 222
    Lv.40-42Grass
    Brilliant DiamondRate 40%
    Night
    Route 222
    Lv.40-42Grass
    Brilliant DiamondRate 30%
    Morning/day
    Route 222
    Lv.40-42Grass
    Shining PearlRate 20%
    Night
    Route 222
    Lv.41-42Grass
    Shining PearlRate 10%
    Morning/day
    Route 224
    Lv.52-53Grass
    Rate 30%
    Night
    Route 224
    Lv.53Grass
    Rate 20%
    Morning/day
    Route 230
    Lv.51Grass
    Rate 5%
    or evolve from Shellos (Step 1)

Shellos Weakness

Type-wise, Shellos takes extra damage from Electric and Grass. The Water typing picks up 4 resistances to work with. Storm Drain grants an additional Water immunity, reshaping the matchup chart.

Shellos Weakness and Resistance Chart
DamageTypes
2x (Weak)Electric, Grass
0.5x (Resist)Fire, Water, Ice, Steel

What is Shellos Weak Against

Good
2Weak
4Resist
1Immune
Score0
4xCritical
None
¼xResist
None
0xImmune

What is Shellos Strong Against

3Strong
3Resisted
0Immune
Score0
½xResisted
0xImmune
None

Best Pokemon Against Shellos

Shellos Evolutions

Shellos is the base form in a two-stage line leading to Gastrodon. Check the evolution method below. A decent partner pool for breeding via two egg groups. Eggs are average hatch time. Evolving adds up to 150 stat points total. View every chain in the Evolution Chart.

How to Evolve

2 Forms
Stat Comparison 2 Stages
Shellos
Water
Gastrodon
WaterGround
HP
76
111+35
ATK
48
83+35
DEF
48
68+20
SP.ATK
57
92+35
SP.DEF
62
82+20
SPE
34
39+5
BST
325D-Tier
475C-Tier+150
ROLE
Balanced
Trick Room
TYPE
Utility
Mixed

Breeding

Very Easy

Breed Shellos easily with 31 breeding partners from the Indeterminate and Water1 egg groups. Pass egg moves like Acid Armor, Amnesia, Clear Smog and 11 more to offspring.

Gender
50.0%50.0%
Hatch Time
20 cycles·5,140 steps
Quick~5 min with Flame Body
Egg Moves
14moves
Breed With (best first)
azumarillgardevoirgalladeblastoisegolduckferaligatrkingdraswampertslowbroslowkingoctilleryludicolo

BDSP Shellos Best Moveset

Water pre-evo with AbilityStorm Drain absorbing Water moves for Sp. Atk boosts and hidden AbilitySand Force boosting Ground, Rock, and Steel moves in sand. 76 HP across modest stats. The moveset can't compete. One evolution from Gastrodon where Water/Ground TermStab reaches C-tier.

Best Build

Experimental
Special Tank
Ability
Storm Drain
Item
EvioliteBULK
Best Nature for Shellos
HardyNEUTRAL

Shellos best EVs are HP and Sp. Atk

EVs

Special Tank Moveset

  • Ancient Power
  • CounterSLOW -5Coverage
  • Ice Beam
  • Mirror Coat

Moves List

Breeding's the move. Acid Armor and Amnesia give Shellos options it can't learn any other way, and coverage across 7 types already covers a decent range on top of Muddy Water and Surf. The egg moves push it further.

Level-Up Moves

Lv 1
Mud-Slap
D2010010Ground
Lv 1
Water Gun
D6010025Water
Lv 5
Harden
D30Normal
Lv 10
Recover
C10Normal
Lv 15
Water Pulse
D9010020Water
Lv 20
Ancient Power
S601005Rock
Lv 25
Body Slam
D8510015Normal
Lv 31
Muddy Water
C1358510Water
Lv 35
Earth Power
D9010010Ground
Lv 40
Rain Dance
C5Water
Lv 45
Memento
D10010Dark

TM Moves

TM
TM45
Attract
C10015Normal
TM14
Blizzard
D110705Ice
TM55
Brine
D9710010Water
TM32
Double Team
D15Normal
TM58
Endure+4
C10Normal
TM42
Facade
D7010020Normal
TM07
Hail
C10Ice
TM13
Ice Beam
S9010010Ice
TM17
Protect+4
C10Normal
TM18
Rain Dance
C5Water
TM44
Rest
C10Psychic
TM49
Scald
C12010015Water
TM82
Sleep Talk
C10Normal
TM90
Substitute
C10Normal
TM95
Surf
C13510015Water
TM87
Swagger
D8515Normal
TM03
Water Pulse
D9010020Water

Egg Moves

Egg
Egg
Acid Armor
D20Poison
Egg
Amnesia
D20Psychic
Egg
Clear Smog
D5015Poison
Egg
Counter-5
S10020Fighting
Egg
Curse
C10Ghost
Egg
Fissure
D305Ground
Egg
Memento
D10010Dark
Egg
Mirror Coat-5
S10020Psychic
Egg
Mist
30Ice
Egg
Sludge
6510020Poison
Egg
Spit Up
D10010Normal
Egg
Stockpile
D20Normal
Egg
Swallow
D10Normal
Egg
Yawn
C10Normal

Tutor Moves

Shellos can't learn any Tutor moves

Base Stats

Base Stats
Avg
HP76
C
Attack48
D
Defense48
D
Sp. Atk57
D
Sp. Def62
C
Speed34
F
Total325
Details
Catch Rate
Easy190 / 255
Growth Rate
Medium Fast1M XP
Height0.3 m
Weight6.3 kg
Base XP65
Abilities
Sticky Hold
Prevents a held item from being removed by other Pokémon.
Storm Drain
Redirects single-target water moves to this Pokémon where possible. Absorbs Water moves, raising Special Attack one stage.
Sand ForceHidden Ability
Strengthens rock, ground, and steel moves to 1.3× their power during a sandstorm. Protects against sandstorm damage.
Storm Drain grants Water immunity
EV Yield
HP+1AtkDefSpASpDSpe
HP training source
Pokedex Entry

Its colors and shapes differ from region to region. In the Sinnoh region, two types are confirmed.

It lives along bodies of water. Its body shape changed to suit its habitat.

Shellos Brilliant Diamond & Shining Pearl Guide

  • In Brilliant Diamond & Shining Pearl, For a casual playthrough, Shellos works as a placeholder. Water coverage is useful early. The real payoff is Gastrodon. That's where the stats start mattering.

Game Availability

Debuting in Diamond & Pearl, Shellos appears in 13 games across 7 generations. A reliable presence in a solid number of games, typically found through catching or hatching as a base form.

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