Essentials

Cloyster

Cloyster

Water Ice

Abilities

Shell Armor

Protects against critical hits.

Skill Link

Extends two-to-five-hit moves and Triple Kick to their full length every time.

Hidden Ability

Overcoat

Protects against damage from weather.

Damage Taken

  • Bug 1
  • Dark 1
  • Dragon 1
  • Electric 2
  • Fairy 1
  • Fighting 2
  • Fire 1
  • Flying 1
  • Ghost 1
  • Grass 2
  • Ground 1
  • Ice ¼
  • Normal 1
  • Poison 1
  • Psychic 1
  • Rock 2
  • Steel 1
  • Water ½

Pokédex Numbers

Introduced in
Generation 1
National
91
Kanto
91 Red, Blue, Yellow, FireRed, LeafGreen
Original Johto
170 Gold, Silver, Crystal
Updated Johto
172 HeartGold, SoulSilver
Coastal Kalos
37 X, Y

Names

French
Crustabri
Chinese
鐵甲貝
Italian
Cloyster
Spanish
Cloyster
German
Austos
Korean
파르셀
Japanese
パルシェン (parushen)
Official roomaji
Parshen

Breeding

Gender
½ male, ½ female Search:
Egg groups
  • Water 3
Hatch counter
20 Search:
Steps to hatch
5355 / 2805

Compatibility

Training

Base EXP
184 Search:
Effort points
  • 2 Defense
Capture rate
60 Search:
Base happiness
70 Search:
Growth rate
slow Search:

Wild held items

Ruby, Sapphire, Emerald, FireRed, LeafGreen 50% Pearl Pearl
5% Big Pearl Big Pearl
Colosseum, XD nothing
Generation 4 50% Pearl Pearl
5% Big Pearl Big Pearl
Generation 5 50% Pearl Pearl
5% Big Pearl Big Pearl
Generation 6 50% Pearl Pearl
5% Big Pearl Big Pearl

Evolution

Baby Basic Stage 1 Stage 2
Shellder Cloyster Use a Water Stone

Stats

Pctile Min IVs Max IVs
HP
50
22.9 273 304
Attack
95
73.6 258 289
Defense
180
99.2 428 459
Special Attack
85
69.8 238 269
Special Defense
45
16.6 158 189
Speed
70
56.4 208 239
Total
525
81.3

HeartGold, SoulSilver Pokéathlon Performance

★ Minimum; ✯ Base; ☆ Maximum

Speed
★☆
Power
★★✯✯☆
Skill
★
Stamina
★★✯✯
Jump
★★
Total
8/12/14

Flavor

Flavor Text

Generation 5
Black, White, Black 2, White 2

It fights by keeping its shell tightly shut for protection and by shooting spikes to repel foes.

Generation 6
X

Cloyster that live in the seas with harsh tidal currents grow large, sharp spikes on their shells.

Y

Its shell is extremely hard. It cannot be shattered, even with a bomb. The shell opens only when it is attacking.

Sprites

Cloyster Cloyster Cloyster Cloyster

Miscellany

Species
Bivalve Search:
Color
Purple Search:
Cry
Habitat FireRed, LeafGreen
sea Search:
Footprint
Cloyster
Shape
Pomaceous Search:

Height

Trainer dude

Cloyster
15

4'11.1"
1.5 m

Weight

Trainer dudette

Cloyster
1325

292.1 lb
132.5 kg

Locations

Black Black
White White
Black 2 Black 2
White 2 White 2

Pal Park

Area
Sea
Score
70
Rate
20

Moves

Water and Ice moves get STAB, and have their type highlighted in green.

Physical moves better suit Cloyster's higher Attack, and have their class highlighted in green.

Generation 1 Gold, Silver Crystal Ruby, Sapphire
Emerald
Colosseum
XD
FireRed, LeafGreen Diamond, Pearl
Platinum
HeartGold, SoulSilver Generation 5 Generation 6 Move Type Class PP Power Acc Pri Effect
Level up: Learned when a Pokémon reaches a certain level.
Hydro Pump Water special 5 110 80%

Inflicts regular damage with no additional effect.

Shell Smash Normal status 15

Raises user's Attack, Special Attack, and Speed by two stages. Lower user's Defense and Special Defense by one stage.

Toxic Spikes Poison status 20

Scatters poisoned spikes, poisoning opposing Pokémon that switch in.

Withdraw Water status 40

Raises the user's Defense by one stage.

Supersonic Normal status 20 55%

Confuses the target.

Aurora Beam Ice special 20 65 100%

Has a 10% chance to lower the target's Attack by one stage.

Clamp Water physical 15 35 85%

Prevents the target from fleeing and inflicts damage for 2-5 turns.

Protect Normal status 10 4

Prevents any moves from hitting the user this turn.

Aurora Beam Ice special 20 65 100%

Has a 10% chance to lower the target's Attack by one stage.

50 41 13 13 Spike Cannon Normal physical 15 20 100%

Hits 2-5 times in one turn.

33 33 36 28 28 28 28 Spikes Ground status 20

Scatters Spikes, hurting opposing Pokémon that switch in.

52 50 Icicle Crash Ice physical 10 85 90%

Has a 30% chance to make the target flinch.

41 41 43 40 40 Spike Cannon Normal physical 15 20 100%

Hits 2-5 times in one turn.

Level up, learned by Shellder but not Cloyster
Tackle Normal physical 35 50 100%

Inflicts regular damage with no additional effect.

8 13 13 13 13 Icicle Spear Ice physical 30 25 100%

Hits 2-5 times in one turn.

39 33 33 33 36 20 20 20 20 Leer Normal status 30 100%

Lowers the target's Defense by one stage.

41 41 41 43 25 25 25 25 Clamp Water physical 15 35 85%

Prevents the target from fleeing and inflicts damage for 2-5 turns.

28 28 28 28 Ice Shard Ice physical 30 40 100% 1

Inflicts regular damage with no additional effect.

37 37 Whirlpool Water special 15 35 85%

Prevents the target from leaving battle and inflicts 1/16 its max HP in damage for 2-5 turns.

40 40 Iron Defense Steel status 15

Raises the user's Defense by two stages.

32 32 Razor Shell Water physical 10 75 95%

Has a 50% chance to lower the target's Defense by one stage.

40 40 Whirlpool Water special 15 35 85%

Prevents the target from leaving battle and inflicts 1/16 its max HP in damage for 2-5 turns.

44 44 44 44 Brine Water special 10 65 100%

Has double power against Pokémon that have less than half their max HP remaining.

49 49 Iron Defense Steel status 15

Raises the user's Defense by two stages.

50 49 49 49 50 49 49 52 52 Ice Beam Ice special 10 90 100%

Has a 10% chance to freeze the target.

56 Shell Smash Normal status 15

Raises user's Attack, Special Attack, and Speed by two stages. Lower user's Defense and Special Defense by one stage.

61 Hydro Pump Water special 5 110 80%

Inflicts regular damage with no additional effect.

Generation 1 Gold, Silver Crystal Ruby, Sapphire
Emerald
FireRed, LeafGreen Diamond, Pearl
Platinum
HeartGold, SoulSilver Generation 5 Generation 6 Move Type Class PP Power Acc Pri Effect
Egg: Appears on a newly-hatched Pokémon, if the father had the same move.
Egg, learned by Shellder but not Cloyster
• • Aqua Ring Water status 20

Restores 1/16 of the user's max HP each turn.

• • Avalanche Ice physical 10 60 100% -4

Inflicts double damage if the user takes damage before attacking this turn.

• • • • • • • • Barrier Psychic status 20

Raises the user's Defense by two stages.

• • • • • • • • Bubble Beam Water special 20 65 100%

Has a 10% chance to lower the target's Speed by one stage.

• • • • • • Icicle Spear Ice physical 30 25 100%

Hits 2-5 times in one turn.

• • • • Mud Shot Ground special 15 55 95%

Has a 100% chance to lower the target's Speed by one stage.

• • • • • • • • Rapid Spin Normal physical 40 20 100%

Frees the user from binding moves, removes Leech Seed, and blows away Spikes.

• • • Rock Blast Rock physical 10 25 90%

Hits 2-5 times in one turn.

• • • • • • • • Screech Normal status 40 85%

Lowers the target's Defense by two stages.

• • • • • • • • Take Down Normal physical 20 90 85%

User receives 1/4 the damage it inflicts in recoil.

• • Twineedle Bug physical 20 25 100%

Hits twice in the same turn. Has a 20% chance to poison the target.

• • Water Pulse Water special 20 60 100%

Has a 20% chance to confuse the target.

Generation 1 Gold, Silver Crystal Emerald
XD
FireRed, LeafGreen Diamond, Pearl
Platinum
HeartGold, SoulSilver Generation 5 Generation 6 Move Type Class PP Power Acc Pri Effect
Tutor: Can be taught at any time by an NPC.
Crystal Emerald XD FireRed, LeafGreen Platinum HeartGold, SoulSilver Black 2, White 2 Dive Water physical 10 80 100%

User dives underwater, dodging all attacks, and hits next turn.

Crystal Emerald XD FireRed, LeafGreen Platinum HeartGold, SoulSilver Black 2, White 2 Double-Edge Normal physical 15 120 100%

User receives 1/3 the damage inflicted in recoil.

Crystal Emerald XD FireRed, LeafGreen Platinum HeartGold, SoulSilver Black 2, White 2 Endure Normal status 10 4

Prevents the user's HP from lowering below 1 this turn.

Crystal Emerald XD FireRed, LeafGreen Platinum HeartGold, SoulSilver Black 2, White 2 Explosion Normal physical 5 250 100%

User faints.

Crystal Emerald XD FireRed, LeafGreen Platinum HeartGold, SoulSilver Black 2, White 2 Ice Beam Ice special 10 90 100%

Has a 10% chance to freeze the target.

Crystal Emerald XD FireRed, LeafGreen Platinum HeartGold, SoulSilver Black 2, White 2 Icy Wind Ice special 15 55 95%

Has a 100% chance to lower the target's Speed by one stage.

Crystal Emerald XD FireRed, LeafGreen Platinum HeartGold, SoulSilver Black 2, White 2 Iron Defense Steel status 15

Raises the user's Defense by two stages.

Crystal Emerald XD FireRed, LeafGreen Platinum HeartGold, SoulSilver Black 2, White 2 Mimic Normal status 10

Copies the target's last used move.

Crystal Emerald XD FireRed, LeafGreen Platinum HeartGold, SoulSilver Black 2, White 2 Self-Destruct Normal physical 5 200 100%

User faints.

Crystal Emerald XD FireRed, LeafGreen Platinum HeartGold, SoulSilver Black 2, White 2 Signal Beam Bug special 15 75 100%

Has a 10% chance to confuse the target.

Crystal Emerald XD FireRed, LeafGreen Platinum HeartGold, SoulSilver Black 2, White 2 Sleep Talk Normal status 10

Randomly uses one of the user's other three moves. Only works if the user is sleeping.

Crystal Emerald XD FireRed, LeafGreen Platinum HeartGold, SoulSilver Black 2, White 2 Snore Normal special 15 50 100%

Has a 30% chance to make the target flinch. Only works if the user is sleeping.

Crystal Emerald XD FireRed, LeafGreen Platinum HeartGold, SoulSilver Black 2, White 2 Substitute Normal status 10

Transfers 1/4 of the user's max HP into a doll, protecting the user from further damage or status changes until it breaks.

Crystal Emerald XD FireRed, LeafGreen Platinum HeartGold, SoulSilver Black 2, White 2 Swagger Normal status 15 90%

Raises the target's Attack by two stages and confuses the target.

Crystal Emerald XD FireRed, LeafGreen Platinum HeartGold, SoulSilver Black 2, White 2 Swift Normal special 20 60

Never misses.

Generation 1 Gold, Silver Crystal Ruby, Sapphire
Emerald
Colosseum
XD
FireRed, LeafGreen Diamond, Pearl
Platinum
HeartGold, SoulSilver Generation 5 Generation 6 Move Type Class PP Power Acc Pri Effect
Machine: Can be taught at any time by using a TM or HM.
03 03 03 03 Water Pulse Water special 20 60 100%

Has a 20% chance to confuse the target.

03 03 Curse Ghost status 10

Ghosts pay half their max HP to hurt the target every turn. Others decrease Speed but raise Attack and Defense.

06 06 06 06 06 06 06 06 06 Toxic Poison status 10 90%

Badly poisons the target, inflicting more damage every turn.

09 Take Down Normal physical 20 90 85%

User receives 1/4 the damage it inflicts in recoil.

10 Double-Edge Normal physical 15 120 100%

User receives 1/3 the damage inflicted in recoil.

11 Bubble Beam Water special 20 65 100%

Has a 10% chance to lower the target's Speed by one stage.

12 Water Gun Water special 25 40 100%

Inflicts regular damage with no additional effect.

07 07 07 07 07 07 Hail Ice status 10

Changes the weather to a hailstorm for five turns.

10 10 10 10 10 10 10 10 Hidden Power Normal special 15 60 100%

Power and type depend upon user's IVs. Power can range from 30 to 70.

13 13 Snore Normal special 15 50 100%

Has a 30% chance to make the target flinch. Only works if the user is sleeping.

13 13 13 13 13 13 13 Ice Beam Ice special 10 90 100%

Has a 10% chance to freeze the target.

14 14 14 14 14 14 14 14 14 Blizzard Ice special 5 110 70%

Has a 10% chance to freeze the target.

15 15 15 15 15 15 15 15 15 Hyper Beam Normal special 5 150 90%

User foregoes its next turn to recharge.

20 Rage Normal physical 20 20 100%

If the user is hit after using this move, its Attack rises by one stage.

30 Teleport Psychic status 20

Immediately ends wild battles. No effect otherwise.

31 Mimic Normal status 10

Copies the target's last used move.

16 16 Icy Wind Ice special 15 55 95%

Has a 100% chance to lower the target's Speed by one stage.

17 17 17 17 17 17 17 17 Protect Normal status 10 4

Prevents any moves from hitting the user this turn.

18 18 18 18 18 18 18 18 Rain Dance Water status 5

Changes the weather to rain for five turns.

20 20 Endure Normal status 10 4

Prevents the user's HP from lowering below 1 this turn.

21 21 21 21 21 21 21 21 Frustration Normal physical 20 * 100%

Power increases as happiness decreases, up to a maximum of 102.

27 27 27 27 27 27 27 27 Return Normal physical 20 * 100%

Power increases with happiness, up to a maximum of 102.

32 32 32 32 32 32 32 32 32 Double Team Normal status 15

Raises the user's evasion by one stage.

41 41 41 41 41 41 Torment Dark status 15 100%

Prevents the target from using the same move twice in a row.

42 42 42 42 42 42 Facade Normal physical 20 70 100%

Power doubles if user is burned, paralyzed, or poisoned.

43 43 43 43 Secret Power Normal physical 20 70 100%

Has a 30% chance to inflict a status effect which depends upon the terrain.

34 34 Swagger Normal status 15 90%

Raises the target's Attack by two stages and confuses the target.

35 35 Sleep Talk Normal status 10

Randomly uses one of the user's other three moves. Only works if the user is sleeping.

33 Reflect Psychic status 20

Reduces damage from physical attacks by half.

34 Bide Normal physical 10 * 1

User waits for two turns, then hits back for twice the damage it took.

36 Self-Destruct Normal physical 5 200 100%

User faints.

39 39 39 Swift Normal special 20 60

Never misses.

44 44 44 44 44 44 44 44 44 Rest Psychic status 10

User sleeps for two turns, completely healing itself.

47 Explosion Normal physical 5 250 100%

User faints.

49 Tri Attack Normal special 10 80 100%

Has a 20% chance to burn, freeze, or paralyze the target.

45 45 45 45 45 45 45 45 Attract Normal status 15 100%

Target falls in love if it has the opposite gender, and has a 50% chance to refuse attacking the user.

55 55 Brine Water special 10 65 100%

Has double power against Pokémon that have less than half their max HP remaining.

58 58 Endure Normal status 10 4

Prevents the user's HP from lowering below 1 this turn.

48 48 Round Normal special 15 60 100%

Has double power if it's used more than once per turn.

64 64 64 64 Explosion Normal physical 5 250 100%

User faints.

66 66 66 66 Payback Dark physical 10 50 100%

Power is doubled if the target has already moved this turn.

68 68 68 68 Giga Impact Normal physical 5 150 90%

User foregoes its next turn to recharge.

79 79 Frost Breath Ice special 10 60 90%

Always scores a critical hit.

72 72 Avalanche Ice physical 10 60 100% -4

Inflicts double damage if the user takes damage before attacking this turn.

78 78 Captivate Normal status 20 100%

Lowers the target's Special Attack by two stages if it's the opposite gender.

82 82 Sleep Talk Normal status 10

Randomly uses one of the user's other three moves. Only works if the user is sleeping.

83 83 Natural Gift Normal physical 15 * 100%

Power and type depend on the held berry.

84 84 84 84 Poison Jab Poison physical 20 80 100%

Has a 30% chance to poison the target.

87 87 87 87 Swagger Normal status 15 90%

Raises the target's Attack by two stages and confuses the target.

88 Sleep Talk Normal status 10

Randomly uses one of the user's other three moves. Only works if the user is sleeping.

50 90 90 90 90 Substitute Normal status 10

Transfers 1/4 of the user's max HP into a doll, protecting the user from further damage or status changes until it breaks.

100 Confide Normal status 20

Lowers the target's Special Attack by one stage.

H3 H3 H3 H3 H3 H3 H3 H3 H3 Surf Water special 15 90 100%

Inflicts regular damage and can hit Dive users.

H8 H8 H6 Dive Water physical 10 80 100%

User dives underwater, dodging all attacks, and hits next turn.

H6 H6 H5 Whirlpool Water special 15 35 85%

Prevents the target from leaving battle and inflicts 1/16 its max HP in damage for 2-5 turns.

External Links