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Sea Slug Pokémon

Forms only affect appearance. A form is determined before a wild encounter based on whether the battle is in western or eastern Sinnoh and cannot be changed.
Eats beach sand for nourishment. Should one Gastrodon encounter another of a different color, a fierce battle will inevitably ensue.
Items held by the Pokémon are stuck fast and cannot be removed by other Pokémon.
Draws in all Water-type moves. Instead of being hit by Water-type moves, it boosts its Sp. Atk.
Boosts the power of Rock-, Ground-, and Steel-type moves in a sandstorm.
| Name | Version | Level | TM / HM | Egg move | Tutor | Other | Details | Open calc with this move |
|---|---|---|---|---|---|---|---|---|
Harden NormalStatus | Brilliant Diamond / Shining Pearl | 1 | — | — | — | — | PP 30 The user stiffens all the muscles in its body to raise its Defense stat. | Open calc with this move |
Mud-Slap GroundSpecial | Brilliant Diamond / Shining Pearl | 1 | — | — | — | — | Power 20Acc 100PP 10 | |
Recover NormalStatus | Brilliant Diamond / Shining Pearl | 1 | — | — | — | — | PP 5 The user regenerates its cells to restore its own HP. | Open calc with this move |
Water Gun WaterSpecial | Brilliant Diamond / Shining Pearl | 1 | — | — | — | — | Power 40Acc 100PP 25 | |
Water Pulse WaterSpecial | Brilliant Diamond / Shining Pearl | 15 | ✓ | — | — | — | Power 60Acc 100PP 20 | |
Ancient Power RockSpecial | Brilliant Diamond / Shining Pearl | 20 | — | — | — | — | Power 60Acc 100PP 5 | |
Body Slam NormalPhysical | Brilliant Diamond / Shining Pearl | 25 | — | — | — | — | Power 85Acc 100PP 15 | |
Earth Power GroundSpecial | Brilliant Diamond / Shining Pearl | 39 | — | — | — | — | Power 90Acc 100PP 10 | |
Muddy Water WaterSpecial | Brilliant Diamond / Shining Pearl | 33 | — | — | — | — | Power 90Acc 85PP 10 | |
Rain Dance WaterStatus | Brilliant Diamond / Shining Pearl | 46 | ✓ | — | — | — | PP 5 The user summons a heavy rain that falls for five turns, powering up Water-type moves. It lowers the power of Fire-type moves. | Open calc with this move |
Memento DarkStatus | Brilliant Diamond / Shining Pearl | 53 | — | — | — | — | Acc 100PP 10 The user faints when using this move. In return, this harshly lowers the target's Attack and Sp. Atk stats. | Open calc with this move |
Attract NormalStatus | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | Acc 100PP 15 If it is the opposite gender of the user, the target becomes infatuated and less likely to attack. | Open calc with this move |
Blizzard IceSpecial | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | Power 110Acc 70PP 5 | |
Brine WaterSpecial | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | Power 65Acc 100PP 10 | |
Bulldoze GroundPhysical | Brilliant Diamond / Shining Pearl | — | TM83 | — | — | — | Power 60Acc 100PP 20 | |
Dig GroundPhysical | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | Power 80Acc 100PP 10 | |
Double Team NormalStatus | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | PP 15 By moving rapidly, the user makes illusory copies of itself to raise its evasiveness. | Open calc with this move |
Earthquake GroundPhysical | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | Power 100Acc 100PP 10 | |
Endure NormalStatus | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | PP 10 The user endures any attack with at least 1 HP. Its chance of failing rises if it is used in succession. | Open calc with this move |
Facade NormalPhysical | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | Power 70Acc 100PP 20 | |
Flash NormalStatus | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | Acc 100PP 20 This move can’t be used. It’s recommended that this move is forgotten. Once forgotten, this move can’t be remembered. | Open calc with this move |
Giga Impact NormalPhysical | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | Power 150Acc 90PP 5 | |
Hail IceStatus | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | PP 10 The user summons a hailstorm lasting five turns. It damages all Pokémon except Ice types. | Open calc with this move |
Hyper Beam NormalSpecial | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | Power 150Acc 90PP 5 | |
Ice Beam IceSpecial | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | Power 90Acc 100PP 10 | |
Protect NormalStatus | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | PP 10 This move enables the user to protect itself from all attacks. Its chance of failing rises if it is used in succession. | Open calc with this move |
Rest PsychicStatus | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | PP 5 The user restores its own HP but also becomes drowsy. | Open calc with this move |
Rock Slide RockPhysical | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | Power 75Acc 90PP 10 | |
Rock Smash FightingPhysical | Brilliant Diamond / Shining Pearl | — | HM06 | — | — | — | Power 40Acc 100PP 15 | |
Rock Tomb RockPhysical | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | Power 60Acc 95PP 15 | |
Sandstorm RockStatus | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | PP 10 A five-turn sandstorm is summoned to hurt all combatants except Rock, Ground, and Steel types. It raises the Sp. Def stat of Rock types. | Open calc with this move |
Scald WaterSpecial | Brilliant Diamond / Shining Pearl | — | TM49 | — | — | — | Power 80Acc 100PP 15 | |
Sleep Talk NormalStatus | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | PP 10 While it is asleep, the user randomly uses one of the moves it knows. | Open calc with this move |
Sludge Bomb PoisonSpecial | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | Power 90Acc 100PP 10 | |
Stone Edge RockPhysical | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | Power 100Acc 80PP 5 | |
Strength NormalPhysical | Brilliant Diamond / Shining Pearl | — | HM04 | — | — | — | Power 80Acc 100PP 15 | |
Substitute NormalStatus | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | PP 10 The user creates a substitute for itself using some of its HP. The substitute serves as the user's decoy. | Open calc with this move |
Surf WaterSpecial | Brilliant Diamond / Shining Pearl | — | HM03 | — | — | — | Power 90Acc 100PP 15 | |
Swagger NormalStatus | Brilliant Diamond / Shining Pearl | — | ✓ | — | — | — | Acc 85PP 15 The user enrages and confuses the target. However, this also sharply raises the target's Attack stat. | Open calc with this move |
Waterfall WaterPhysical | Brilliant Diamond / Shining Pearl | — | HM07 | — | — | — | Power 80Acc 100PP 15 |
The user hurls mud in the target's face to inflict damage. Incoming moves also become more likely to miss.
| Open calc with this move |
The target is blasted with a forceful shot of water.
| Open calc with this move |
The user attacks the target with a pulsing blast of water. This attack never misses.
| Open calc with this move |
The user attacks with a primeval power. This may also raise the user's offensive and defensive stats.
| Open calc with this move |
The user drops onto the target with its full body weight. This may also leave the target with paralysis.
| Open calc with this move |
The user makes the ground under the target erupt with power. This may also lower the target's defensive stats.
| Open calc with this move |
The user attacks by shooting muddy water at opposing Pokémon. This may also lower their accuracy.
| Open calc with this move |
A howling blizzard is summoned to strike the target. This may also leave the target with frostbite.
| Open calc with this move |
If the target's HP is half or less, this attack will hit with double the power.
| Open calc with this move |
The user tramples its target into the ground, dealing damage. This also lowers the target’s action speed.
| Open calc with this move |
The user burrows into the ground, then attacks on the next turn.
| Open calc with this move |
The user sets off an earthquake that strikes every Pokémon around it.
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This attack move doubles its power if the user is poisoned, burned, or paralyzed.
| Open calc with this move |
The user charges at the target using every bit of its power.
| Open calc with this move |
The target is attacked with a powerful beam.
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The target is struck with an icy-cold beam of energy. This may also leave the target with frostbite.
| Open calc with this move |
Large boulders are hurled at the target to inflict damage.
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The user attacks with a punch. This may also lower the target’s defensive stats.
| Open calc with this move |
Boulders are hurled at the target. This also lowers the target's Speed stat by preventing its movement.
| Open calc with this move |
The user shoots boiling hot water at its target. This may also leave the target with a burn.
| Open calc with this move |
Unsanitary sludge is hurled at the target to deal damage. This may also poison the target.
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The user stabs the target with sharpened stones. This move has a heightened chance of landing a critical hit.
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The target is slugged with a punch thrown at maximum power.
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The user attacks everything around it by swamping its surroundings with a giant wave.
| Open calc with this move |
The user charges at the target and may make it flinch.
| Open calc with this move |