Pokémechanics
HeartGold & SoulSilver

#091Cloyster

Species
Bivalve Pokémon
Type
Catch rate
60
Growth
Slow
Height
1.5 m
Weight
132.5 kg
Gender
50% ♂ 50% ♀
Egg cycles
20
Base friendship
70

Cloyster

Heartgold
Once it slams its shell shut, it is impossible to open, even by those with superior strength.
Soulsilver
CLOYSTER that live in seas with harsh tidal currents grow large, sharp spikes on their shells.

Base stats

EVs: +2 Defense

HP50
Attack95
Defense180
Sp. Atk85
Sp. Def45
Speed70
Total525

Abilities

Shell Armor
Protects against critical hits.
Skill Link
Extends two-to-five-hit moves and Triple Kick to their full length every time.

Locations

Not found in the wild in this generation. Obtain by evolution, breeding, an event, or transfer from an earlier game.

Damage taken

  • x1
  • x2
  • x1
  • x1
  • x1
  • x2
  • x1
  • x1
  • x1
  • x1
  • x0.5
  • x2
  • x2
  • x1
  • x0.25
  • x1
  • x1
Level Up
LevelAttack NameTypeClassPowerAccuracyPPEffect %
1Aurora Beam
Special
65
100
20
10
Has a chance to lower the target’s Attack by one stage.
1Protect
Status
--
--
10
--
Prevents any moves from hitting the user this turn.
1Supersonic
Status
--
55
20
--
Confuses the target.
1Toxic Spikes
Status
--
--
20
--
Scatters poisoned spikes, poisoning opposing Pokémon that switch in.
1Withdraw
Status
--
--
40
--
Raises the user’s Defense by one stage.
28Spikes
Status
--
--
20
--
Scatters Spikes, hurting opposing Pokémon that switch in.
40Spike Cannon
Physical
20
100
15
--
Hits 2-5 times in one turn.
TM/HM
MachineAttack NameTypeClassPowerAccuracyPPEffect %
HM03Surf
Special
90
100
15
--
Inflicts regular damage and can hit Dive users.
HM05Whirlpool
Special
35
85
15
100
Prevents the target from leaving battle and inflicts 1/16 its max HP in damage for 2-5 turns.
TM03Water Pulse
Special
60
100
20
20
Has a chance to confuse the target.
TM06Toxic
Status
--
90
10
--
Badly poisons the target, inflicting more damage every turn.
TM07Hail
Status
--
--
10
--
Changes the weather to a hailstorm for five turns.
TM10Hidden Power
Special
60
100
15
--
Power and type depend upon user’s IVs. Power can range from 30 to 70.
TM13Ice Beam
Special
90
100
10
10
Has a chance to freeze the target.
TM14Blizzard
Special
110
70
5
10
Has a chance to freeze the target.
TM15Hyper Beam
Special
150
90
5
--
User foregoes its next turn to recharge.
TM17Protect
Status
--
--
10
--
Prevents any moves from hitting the user this turn.
TM18Rain Dance
Status
--
--
5
--
Changes the weather to rain for five turns.
TM21Frustration
Physical
--
100
20
--
Power increases as happiness decreases, up to a maximum of 102.
TM27Return
Physical
--
100
20
--
Power increases with happiness, up to a maximum of 102.
TM32Double Team
Status
--
--
15
--
Raises the user’s evasion by one stage.
TM41Torment
Status
--
100
15
--
Prevents the target from using the same move twice in a row.
TM42Facade
Physical
70
100
20
--
Power doubles if user is burned, paralyzed, or poisoned.
TM43Secret Power
Physical
70
100
20
30
Has a chance to inflict a status effect which depends upon the terrain.
TM44Rest
Status
--
--
5
--
User sleeps for two turns, completely healing itself.
TM45Attract
Status
--
100
15
--
Target falls in love if it has the opposite gender, and has a 50% chance to refuse attacking the user.
TM55Brine
Special
65
100
10
--
Has double power against Pokémon that have less than half their max HP remaining.
TM58Endure
Status
--
--
10
--
Prevents the user’s HP from lowering below 1 this turn.
TM64Explosion
Physical
250
100
5
--
User faints.
TM66Payback
Physical
50
100
10
--
Power is doubled if the target has already moved this turn.
TM68Giga Impact
Physical
150
90
5
--
User foregoes its next turn to recharge.
TM72Avalanche
Physical
60
100
10
--
Inflicts double damage if the user takes damage before attacking this turn.
TM78Captivate
Status
--
100
20
--
Lowers the target’s Special Attack by two stages if it’s the opposite gender.
TM82Sleep Talk
Status
--
--
10
--
Randomly uses one of the user’s other three moves. Only works if the user is sleeping.
TM83Natural Gift
Physical
--
100
15
--
Power and type depend on the held berry.
TM84Poison Jab
Physical
80
100
20
30
Has a chance to poison the target.
TM87Swagger
Status
--
85
15
--
Raises the target’s Attack by two stages and confuses the target.
TM90Substitute
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.
Tutor
Attack NameTypeClassPowerAccuracyPPEffect %
Dive
Physical
80
100
10
--
User dives underwater, dodging all attacks, and hits next turn.
Icy Wind
Special
55
95
15
100
Has a chance to lower the target’s Speed by one stage.
Iron Defense
Status
--
--
15
--
Raises the user’s Defense by two stages.
Signal Beam
Special
75
100
15
10
Has a chance to confuse the target.
Snore
Special
50
100
15
30
Has a chance to make the target flinch. Only works if the user is sleeping.
Swift
Special
60
--
20
--
Never misses.

Other generations

Red, Blue & Yellow, Gold, Silver & Crystal, Ruby, Sapphire & Emerald, FireRed & LeafGreen, Diamond, Pearl & Platinum, Black & White, Black 2 & White 2, X & Y, Omega Ruby & Alpha Sapphire, Sun & Moon, Ultra Sun & Ultra Moon, Sword & Shield, Brilliant Diamond & Shining Pearl, Scarlet & Violet