Gastrodon
Diamond

It has a pliable body without any bones. If any part of its body is torn off, it grows right back.

Pearl

It apparently had a huge shell for protection in ancient times. It lives in shallow tidal pools.

Platinum

Long ago, its entire back was shielded with a sturdy shell. There are traces of it left in its cells.

Heartgold/Soulsilver

When its natural enemy attacks, it oozes purple fluid and escapes.

Evolution Chain

shellos
Shellos
Level 30
gastrodon
Gastrodon

Pokédex Data

Classification Sea Slug Pokémon
Height 0.9 m (2'11")
Weight 29.9 kg (65.9 lbs)

Game Locations

  • Canalave City Area
  • Fuego Ironworks Area
  • Pastoria City Area
  • Sinnoh Route 205 South Towards Floaroma Town
  • Sinnoh Route 212 East Towards Pastoria City
  • Sinnoh Route 213 Area
  • Sinnoh Route 218 Area
  • Sinnoh Route 221 Area
  • Sinnoh Route 222 Area
  • Sinnoh Route 224 Area
  • Sinnoh Sea Route 230 Area
  • Valley Windworks Area

Training

EV Yield +2 hp
Catch Rate 75
Base Friendship 70
Growth Rate medium
Gender Ratio
Egg Groups Water1, Indeterminate

Learned Moves

Level Up Moves

Diamond/Pearl
Lvl Name Class Power Acc. PP Effect
1 Harden
30 Raises the user's Defense by one stage.
1 Mud Slap
20 100% 10 Has a 100% chance to lower the target's accuracy by one stage.
1 Mud Sport
15 Halves all Electric-type damage.
1 Water Pulse
60 100% 20 Has a 20% chance to confuse the target.
2 Mud Sport
15 Halves all Electric-type damage.
4 Harden
30 Raises the user's Defense by one stage.
7 Water Pulse
60 100% 20 Has a 20% chance to confuse the target.
11 Mud Bomb
65 85% 10 Has a 30% chance to lower the target's accuracy by one stage.
16 Hidden Power
60 100% 15 Power and type depend upon user's IVs. Power can range from 30 to 70.
22 Rain Dance
5 Changes the weather to rain for five turns.
29 Body Slam
85 100% 15 Has a 30% chance to paralyze the target.
41 Muddy Water
90 85% 10 Has a 30% chance to lower the target's accuracy by one stage.
54 Recover
5 Heals the user by half its max HP.
Platinum
Lvl Name Class Power Acc. PP Effect
1 Harden
30 Raises the user's Defense by one stage.
1 Mud Slap
20 100% 10 Has a 100% chance to lower the target's accuracy by one stage.
1 Mud Sport
15 Halves all Electric-type damage.
1 Water Pulse
60 100% 20 Has a 20% chance to confuse the target.
2 Mud Sport
15 Halves all Electric-type damage.
4 Harden
30 Raises the user's Defense by one stage.
7 Water Pulse
60 100% 20 Has a 20% chance to confuse the target.
11 Mud Bomb
65 85% 10 Has a 30% chance to lower the target's accuracy by one stage.
16 Hidden Power
60 100% 15 Power and type depend upon user's IVs. Power can range from 30 to 70.
22 Rain Dance
5 Changes the weather to rain for five turns.
29 Body Slam
85 100% 15 Has a 30% chance to paralyze the target.
41 Muddy Water
90 85% 10 Has a 30% chance to lower the target's accuracy by one stage.
54 Recover
5 Heals the user by half its max HP.
HeartGold/SoulSilver
Lvl Name Class Power Acc. PP Effect
1 Harden
30 Raises the user's Defense by one stage.
1 Mud Slap
20 100% 10 Has a 100% chance to lower the target's accuracy by one stage.
1 Mud Sport
15 Halves all Electric-type damage.
1 Water Pulse
60 100% 20 Has a 20% chance to confuse the target.
2 Mud Sport
15 Halves all Electric-type damage.
4 Harden
30 Raises the user's Defense by one stage.
7 Water Pulse
60 100% 20 Has a 20% chance to confuse the target.
11 Mud Bomb
65 85% 10 Has a 30% chance to lower the target's accuracy by one stage.
16 Hidden Power
60 100% 15 Power and type depend upon user's IVs. Power can range from 30 to 70.
22 Rain Dance
5 Changes the weather to rain for five turns.
29 Body Slam
85 100% 15 Has a 30% chance to paralyze the target.
41 Muddy Water
90 85% 10 Has a 30% chance to lower the target's accuracy by one stage.
54 Recover
5 Heals the user by half its max HP.

TM/HM Moves

Diamond/PearlPlatinum
Name Class Power Acc. PP Effect
HM03 Surf
90 100% 15 Inflicts regular damage and can hit Dive users.
HM04 Strength
80 100% 15 Inflicts regular damage with no additional effect.
HM06 Rock Smash
40 100% 15 Has a 50% chance to lower the target's Defense by one stage.
HM07 Waterfall
80 100% 15 Has a 20% chance to make the target flinch.
TM03 Water Pulse
60 100% 20 Has a 20% chance to confuse the target.
TM06 Toxic
90% 10 Badly poisons the target, inflicting more damage every turn.
TM07 Hail
10 Changes the weather to a hailstorm for five turns.
TM10 Hidden Power
60 100% 15 Power and type depend upon user's IVs. Power can range from 30 to 70.
TM13 Ice Beam
90 100% 10 Has a 10% chance to freeze the target.
TM14 Blizzard
110 70% 5 Has a 10% chance to freeze the target.
TM15 Hyper Beam
150 90% 5 User foregoes its next turn to recharge.
TM17 Protect
10 Prevents any moves from hitting the user this turn.
TM18 Rain Dance
5 Changes the weather to rain for five turns.
TM21 Frustration
100% 20 Power increases as happiness decreases, up to a maximum of 102.
TM26 Earthquake
100 100% 10 Inflicts regular damage and can hit Dig users.
TM27 Return
100% 20 Power increases with happiness, up to a maximum of 102.
TM28 Dig
80 100% 10 User digs underground, dodging all attacks, and hits next turn.
TM32 Double Team
15 Raises the user's evasion by one stage.
TM36 Sludge Bomb
90 100% 10 Has a 30% chance to poison the target.
TM37 Sandstorm
10 Changes the weather to a sandstorm for five turns.
TM39 Rock Tomb
60 95% 15 Has a 100% chance to lower the target's Speed by one stage.
TM42 Facade
70 100% 20 Power doubles if user is burned, paralyzed, or poisoned.
TM43 Secret Power
70 100% 20 Has a 30% chance to inflict a status effect which depends upon the terrain.
TM44 Rest
5 User sleeps for two turns, completely healing itself.
TM45 Attract
100% 15 Target falls in love if it has the opposite gender, and has a 50% chance to refuse attacking the user.
TM55 Brine
65 100% 10 Has double power against Pokémon that have less than half their max HP remaining.
TM58 Endure
10 Prevents the user's HP from lowering below 1 this turn.
TM68 Giga Impact
150 90% 5 User foregoes its next turn to recharge.
TM70 Flash
100% 20 Lowers the target's accuracy by one stage.
TM71 Stone Edge
100 80% 5 Has an increased chance for a critical hit.
TM78 Captivate
100% 20 Lowers the target's Special Attack by two stages if it's the opposite gender.
TM80 Rock Slide
75 90% 10 Has a 30% chance to make the target flinch.
TM82 Sleep Talk
10 Randomly uses one of the user's other three moves. Only works if the user is sleeping.
TM83 Natural Gift
100% 15 Power and type depend on the held berry.
TM87 Swagger
85% 15 Raises the target's Attack by two stages and confuses the target.
TM90 Substitute
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.
HeartGold/SoulSilver
Name Class Power Acc. PP Effect
HM03 Surf
90 100% 15 Inflicts regular damage and can hit Dive users.
HM04 Strength
80 100% 15 Inflicts regular damage with no additional effect.
HM05 Whirlpool
35 85% 15 Prevents the target from leaving battle and inflicts 1/16 its max HP in damage for 2-5 turns.
HM06 Rock Smash
40 100% 15 Has a 50% chance to lower the target's Defense by one stage.
HM07 Waterfall
80 100% 15 Has a 20% chance to make the target flinch.
TM03 Water Pulse
60 100% 20 Has a 20% chance to confuse the target.
TM06 Toxic
90% 10 Badly poisons the target, inflicting more damage every turn.
TM07 Hail
10 Changes the weather to a hailstorm for five turns.
TM10 Hidden Power
60 100% 15 Power and type depend upon user's IVs. Power can range from 30 to 70.
TM13 Ice Beam
90 100% 10 Has a 10% chance to freeze the target.
TM14 Blizzard
110 70% 5 Has a 10% chance to freeze the target.
TM15 Hyper Beam
150 90% 5 User foregoes its next turn to recharge.
TM17 Protect
10 Prevents any moves from hitting the user this turn.
TM18 Rain Dance
5 Changes the weather to rain for five turns.
TM21 Frustration
100% 20 Power increases as happiness decreases, up to a maximum of 102.
TM26 Earthquake
100 100% 10 Inflicts regular damage and can hit Dig users.
TM27 Return
100% 20 Power increases with happiness, up to a maximum of 102.
TM28 Dig
80 100% 10 User digs underground, dodging all attacks, and hits next turn.
TM32 Double Team
15 Raises the user's evasion by one stage.
TM36 Sludge Bomb
90 100% 10 Has a 30% chance to poison the target.
TM37 Sandstorm
10 Changes the weather to a sandstorm for five turns.
TM39 Rock Tomb
60 95% 15 Has a 100% chance to lower the target's Speed by one stage.
TM42 Facade
70 100% 20 Power doubles if user is burned, paralyzed, or poisoned.
TM43 Secret Power
70 100% 20 Has a 30% chance to inflict a status effect which depends upon the terrain.
TM44 Rest
5 User sleeps for two turns, completely healing itself.
TM45 Attract
100% 15 Target falls in love if it has the opposite gender, and has a 50% chance to refuse attacking the user.
TM55 Brine
65 100% 10 Has double power against Pokémon that have less than half their max HP remaining.
TM58 Endure
10 Prevents the user's HP from lowering below 1 this turn.
TM68 Giga Impact
150 90% 5 User foregoes its next turn to recharge.
TM70 Flash
100% 20 Lowers the target's accuracy by one stage.
TM71 Stone Edge
100 80% 5 Has an increased chance for a critical hit.
TM78 Captivate
100% 20 Lowers the target's Special Attack by two stages if it's the opposite gender.
TM80 Rock Slide
75 90% 10 Has a 30% chance to make the target flinch.
TM82 Sleep Talk
10 Randomly uses one of the user's other three moves. Only works if the user is sleeping.
TM83 Natural Gift
100% 15 Power and type depend on the held berry.
TM87 Swagger
85% 15 Raises the target's Attack by two stages and confuses the target.
TM90 Substitute
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 Moves

Platinum
Name Class Power Acc. PP Effect
Ancient Power
60 100% 5 Has a 10% chance to raise all of the user's stats by one stage.
Dive
80 100% 10 User dives underwater, dodging all attacks, and hits next turn.
Earth Power
90 100% 10 Has a 10% chance to lower the target's Special Defense by one stage.
Icy Wind
55 95% 15 Has a 100% chance to lower the target's Speed by one stage.
Mud Slap
20 100% 10 Has a 100% chance to lower the target's accuracy by one stage.
Snore
50 100% 15 Has a 30% chance to make the target flinch. Only works if the user is sleeping.
HeartGold/SoulSilver
Name Class Power Acc. PP Effect
Ancient Power
60 100% 5 Has a 10% chance to raise all of the user's stats by one stage.
Block
5 Prevents the target from leaving battle.
Dive
80 100% 10 User dives underwater, dodging all attacks, and hits next turn.
Earth Power
90 100% 10 Has a 10% chance to lower the target's Special Defense by one stage.
Headbutt
70 100% 15 Has a 30% chance to make the target flinch.
Icy Wind
55 95% 15 Has a 100% chance to lower the target's Speed by one stage.
Mud Slap
20 100% 10 Has a 100% chance to lower the target's accuracy by one stage.
Pain Split
20 Sets the user's and targets's HP to the average of their current HP.
Snore
50 100% 15 Has a 30% chance to make the target flinch. Only works if the user is sleeping.
String Shot
95% 40 Lowers the target's Speed by two stages.

Base Stats

Hp 111
Attack 83
Defense 68
Sp. Atk 92
Sp. Def 82
Speed 39
Total 475

Type Defenses

(vs. Gen 6+ rules)

0.5x
4x
0x
0.5x
0.5x
0.5x