#0411Generation IV
Bastiodon
ROCKSTEEL
Shield Pokémon
Normal
Shiny
Back
Back ShinySprites
| Height | 1.3 m |
| Weight | 149.5 kg |
| Category | Shield Pokémon |
| Catch Rate | 45 |
| Growth | Slow Then Very Fast |
| Gender | M 88% / F 12% |
| Egg Groups | Monster |
| Friendship | 70 |
Base Stats
HP60
ATK52
DEF168
SpA47
SpD138
SPE30
Total 495
Abilities
The Pokémon cannot be knocked out by a single hit as long as its HP is full. One-hit KO moves will also fail to knock it out.
Pokedex Entries
Pokemon DiamondAny frontal attack is repulsed. It is a docile Pokémon that feeds on grass and berries.
Pokemon PearlWhen attacked, they form a wall with their shieldlike faces to protect their young.
Pokemon PlatinumWhen they lined up side by side, no foe could break through. They shielded their young in that way.
Pokemon HeartGoldWhen attacked, they form a wall. Their rock-hard faces serve to protect them from the attacks.
Pokemon SoulSilverWhen attacked, they form a wall. Their rock-hard faces serve to protect them from the attacks.
Moves
Level Up
| Lv | Move | Type | Cat | Type/Cat | Pwr | Acc | PP | Eff % |
|---|---|---|---|---|---|---|---|---|
| 1 | Lowers the target’s Special Defense by two stages. | STEEL | Status | STEELStatus | — | 85% | 40 | — |
| 1 | Prevents any moves from hitting the user this turn. | NORMAL | Status | NORMALStatus | — | — | 10 | — |
| 1 | Inflicts regular damage with no additional effect. | NORMAL | Physical | NORMALPhysical | 35 | 95% | 35 | — |
| 1 | For the next few turns, the target can only use damaging moves. | DARK | Status | DARKStatus | — | 100% | 20 | — |
| 15 | User receives 1/4 the damage it inflicts in recoil. | NORMAL | Physical | NORMALPhysical | 90 | 85% | 20 | — |
| 19 | Raises the user’s Defense by two stages. | STEEL | Status | STEELStatus | — | — | 15 | — |
| 24 | Raises the target’s Attack by two stages and confuses the target. | NORMAL | Status | NORMALStatus | — | 90% | 15 | — |
| 28 | Has a chance to raise all of the user’s stats by one stage. | ROCK | Special | ROCKSpecial | 60 | 100% | 5 | 10% |
| 30 | Prevents the target from leaving battle. | NORMAL | Status | NORMALStatus | — | — | 5 | — |
| 36 | Prevents the user’s HP from lowering below 1 this turn. | NORMAL | Status | NORMALStatus | — | — | 10 | — |
| 43 | Strikes back at the last Pokémon to hit the user this turn with 1.5× the damage. | STEEL | Physical | STEELPhysical | — | 100% | 10 | — |
| 52 | Has a chance to make the target flinch. | STEEL | Physical | STEELPhysical | 80 | 100% | 15 | 30% |
TM / HM
| No. | Move | Type | Cat | Type/Cat | Pwr | Acc | PP | Eff % |
|---|---|---|---|---|---|---|---|---|
| HM04 | Inflicts regular damage with no additional effect. | NORMAL | Physical | NORMALPhysical | 80 | 100% | 15 | — |
| HM06 | Has a chance to lower the target’s Defense by one stage. | FIGHTING | Physical | FIGHTINGPhysical | 40 | 100% | 15 | 50% |
| TM05 | Immediately ends wild battles. Forces trainers to switch Pokémon. | NORMAL | Status | NORMALStatus | — | 100% | 20 | — |
| TM06 | Badly poisons the target, inflicting more damage every turn. | POISON | Status | POISONStatus | — | 85% | 10 | — |
| TM10 | Power and type depend upon user’s IVs. Power can range from 30 to 70. | NORMAL | Special | NORMALSpecial | 1 | 100% | 15 | — |
| TM11 | Changes the weather to sunny for five turns. | FIRE | Status | FIREStatus | — | — | 5 | — |
| TM12 | For the next few turns, the target can only use damaging moves. | DARK | Status | DARKStatus | — | 100% | 20 | — |
| TM13 | Has a chance to freeze the target. | ICE | Special | ICESpecial | 95 | 100% | 10 | 10% |
| TM14 | Has a chance to freeze the target. | ICE | Special | ICESpecial | 120 | 70% | 5 | 10% |
| TM15 | User foregoes its next turn to recharge. | NORMAL | Special | NORMALSpecial | 150 | 90% | 5 | — |
| TM17 | Prevents any moves from hitting the user this turn. | NORMAL | Status | NORMALStatus | — | — | 10 | — |
| TM18 | Changes the weather to rain for five turns. | WATER | Status | WATERStatus | — | — | 5 | — |
| TM21 | Power increases as happiness decreases, up to a maximum of 102. | NORMAL | Physical | NORMALPhysical | — | 100% | 20 | — |
| TM23 | Has a chance to lower the target’s Defense by one stage. | STEEL | Physical | STEELPhysical | 100 | 75% | 15 | 30% |
| TM24 | Has a chance to paralyze the target. | ELECTR | Special | ELECTRSpecial | 95 | 100% | 15 | 10% |
| TM25 | Has a chance to paralyze the target. | ELECTR | Special | ELECTRSpecial | 120 | 70% | 10 | 30% |
| TM26 | Inflicts regular damage and can hit Dig users. | GROUND | Physical | GROUNDPhysical | 100 | 100% | 10 | — |
| TM27 | Power increases with happiness, up to a maximum of 102. | NORMAL | Physical | NORMALPhysical | — | 100% | 20 | — |
| TM28 | User digs underground, dodging all attacks, and hits next turn. | GROUND | Physical | GROUNDPhysical | 80 | 100% | 10 | — |
| TM32 | Raises the user’s evasion by one stage. | NORMAL | Status | NORMALStatus | — | — | 15 | — |
| TM34 | Never misses. | ELECTR | Special | ELECTRSpecial | 60 | — | 20 | — |
| TM35 | Has a chance to burn the target. | FIRE | Special | FIRESpecial | 95 | 100% | 15 | 10% |
| TM37 | Changes the weather to a sandstorm for five turns. | ROCK | Status | ROCKStatus | — | — | 10 | — |
| TM38 | Has a chance to burn the target. | FIRE | Special | FIRESpecial | 120 | 85% | 5 | 10% |
| TM39 | Has a chance to lower the target’s Speed by one stage. | ROCK | Physical | ROCKPhysical | 50 | 80% | 10 | 100% |
| TM41 | Prevents the target from using the same move twice in a row. | DARK | Status | DARKStatus | — | 100% | 15 | — |
| TM42 | Power doubles if user is burned, paralyzed, or poisoned. | NORMAL | Physical | NORMALPhysical | 70 | 100% | 20 | — |
| TM43 | Has a chance to inflict a status effect which depends upon the terrain. | NORMAL | Physical | NORMALPhysical | 70 | 100% | 20 | 30% |
| TM44 | User sleeps for two turns, completely healing itself. | PSYCHC | Status | PSYCHCStatus | — | — | 5 | — |
| TM45 | Target falls in love if it has the opposite gender, and has a 50% chance to refuse attacking the user. | NORMAL | Status | NORMALStatus | — | 100% | 15 | — |
| TM58 | Prevents the user’s HP from lowering below 1 this turn. | NORMAL | Status | NORMALStatus | — | — | 10 | — |
| TM68 | User foregoes its next turn to recharge. | NORMAL | Physical | NORMALPhysical | 150 | 90% | 5 | — |
| TM69 | Raises the user’s Speed by two stages. | ROCK | Status | ROCKStatus | — | — | 20 | — |
| TM71 | Has an increased chance for a critical hit. | ROCK | Physical | ROCKPhysical | 100 | 80% | 5 | — |
| TM72 | Inflicts double damage if the user takes damage before attacking this turn. | ICE | Physical | ICEPhysical | 60 | 100% | 10 | — |
| TM76 | Causes damage when opposing Pokémon switch in. | ROCK | Status | ROCKStatus | — | — | 20 | — |
| TM78 | Lowers the target’s Special Attack by two stages if it’s the opposite gender. | NORMAL | Status | NORMALStatus | — | 100% | 20 | — |
| TM80 | Has a chance to make the target flinch. | ROCK | Physical | ROCKPhysical | 75 | 90% | 10 | 30% |
| TM82 | Randomly uses one of the user’s other three moves. Only works if the user is sleeping. | NORMAL | Status | NORMALStatus | — | — | 10 | — |
| TM83 | Power and type depend on the held berry. | NORMAL | Physical | NORMALPhysical | — | 100% | 15 | — |
| TM87 | Raises the target’s Attack by two stages and confuses the target. | NORMAL | Status | NORMALStatus | — | 90% | 15 | — |
| TM90 | Transfers 1/4 of the user’s max HP into a doll, protecting the user from further damage or status changes until it breaks. | NORMAL | Status | NORMALStatus | — | — | 10 | — |
| TM91 | Has a chance to lower the target’s Special Defense by one stage. | STEEL | Special | STEELSpecial | 80 | 100% | 10 | 10% |
Move Tutor (Platinum / HeartGold / SoulSilver)
| Move | Type | Cat | Type/Cat | Pwr | Acc | PP | Eff % |
|---|---|---|---|---|---|---|---|
Has a chance to raise all of the user’s stats by one stage. | ROCK | Special | ROCKSpecial | 60 | 100% | 5 | 10% |
Has a chance to lower the target’s Special Defense by one stage. | GROUND | Special | GROUNDSpecial | 90 | 100% | 10 | 10% |
Raises the user’s Defense by two stages. | STEEL | Status | STEELStatus | — | — | 15 | — |
Has a chance to make the target flinch. | STEEL | Physical | STEELPhysical | 80 | 100% | 15 | 30% |
User is immune to Ground moves and effects for five turns. | ELECTR | Status | ELECTRStatus | — | — | 10 | — |
Has a chance to lower the target’s accuracy by one stage. | GROUND | Special | GROUNDSpecial | 20 | 100% | 10 | 100% |
Hits every turn for 2-3 turns, then confuses the user. | DRAGON | Physical | DRAGONPhysical | 120 | 100% | 15 | — |
Has a chance to make the target flinch. Only works if the user is sleeping. | NORMAL | Special | NORMALSpecial | 40 | 100% | 15 | 30% |
Move Tutor (HeartGold / SoulSilver)
| Move | Type | Cat | Type/Cat | Pwr | Acc | PP | Eff % |
|---|---|---|---|---|---|---|---|
Prevents the target from leaving battle. | NORMAL | Status | NORMALStatus | — | — | 5 | — |
Has a chance to make the target flinch. | NORMAL | Physical | NORMALPhysical | 70 | 100% | 15 | 30% |
Reflects back the first effect move used on the user this turn. | PSYCHC | Status | PSYCHCStatus | — | — | 15 | — |
Locations
Pokemon DiamondEvolve from ShieldonObtainable
Pokemon PearlEvolve from ShieldonObtainable
Pokemon PlatinumEvolve from ShieldonObtainable
Pokemon HeartGoldEvolve from ShieldonObtainable
Pokemon SoulSilverEvolve from ShieldonObtainable