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Steel · Physical move · Gen 5

Heavy Slam

Heavy Slam is a Steel-type physical move introduced in Generation 5. It has variable or fixed damage and 100% accuracy, with 10 PP (16 with PP Max). 129 Pokémon and forms can learn it.

Type

Steel

Category

Physical

Power

—

Accuracy

100%

PP

10 (max 16)

Priority

0

Effect

More power the heavier the user than the target. The power of this move depends on (user's weight / target's weight), rounded down. Power is equal to 120 if the result is 5 or more, 100 if 4, 80 if 3, 60 if 2, and 40 if 1 or less. Damage doubles and no accuracy check is done if the target has used Minimize while active.

Targets
One adjacent Pokémon
Properties
Makes contact
Scarlet & Violet
Usable (105 Pokémon)
Pokémon Champions
Usable (32 Pokémon)
Legends: Z-A
Usable (26 Pokémon)

Type matchups as a Steel attack

2× vsIceRockFairy

½× vsFireWaterElectricSteel

Pokémon that learn Heavy Slam

129 Pokémon and forms (Mega Evolutions share their base form's moves). ✓ = can learn it in that game by any method; “Gens” lists every main-series generation it could be learned in.

PokémonTypeChampionsS/VZ-AGens
MachopFighting5–8
MachokeFighting5–8
MachampFighting✓✓5–8
GravelerRock/Ground✓9
GolemRock/Ground✓5–7, 9
Alolan GolemRock/Electric✓7, 9
MagnemiteElectric/Steel✓9
MagnetonElectric/Steel✓9
OnixRock/Ground5–8
RhyhornGround/Rock✓9
RhydonGround/Rock✓8–9
SnorlaxNormal✓✓5–9
MewPsychic✓8–9
ForretressBug/Steel✓✓5–7, 9
SteelixSteel/Ground✓✓5–8
PhanpyGround✓5–7, 9
DonphanGround✓5–7, 9
MiltankNormal8
TyranitarRock/Dark✓✓✓8–9
SlakingNormal✓9
MakuhitaFighting✓5–7, 9
HariyamaFighting✓5–7, 9
NosepassRock✓9
AronSteel/Rock✓5–8
LaironSteel/Rock✓5–8
AggronSteel/Rock✓✓5–8
WailmerWater5–8
WailordWater5–8
NumelFire/Ground✓7, 9
CameruptFire/Ground✓✓7, 9
TorkoalFire✓✓9
WalreinIce/Water8
MetangSteel/Psychic✓9
MetagrossSteel/Psychic✓✓9
RegirockRock✓8–9
RegiceIce✓8–9
RegisteelSteel✓8–9
KyogreWater✓✓8–9
GroudonGround✓✓8–9
TurtwigGrass✓7, 9
GrotleGrass✓7, 9
TorterraGrass/Ground✓✓7, 9
RampardosRock✓✓9
ShieldonRock/Steel✓5–7, 9
BastiodonRock/Steel✓✓5–7, 9
BronzorSteel/Psychic✓5–9
BronzongSteel/Psychic✓5–9
HippowdonGround✓✓✓8–9
MagnezoneElectric/Steel✓8–9
RhyperiorGround/Rock✓✓8–9
MamoswineIce/Ground✓✓8–9
ProbopassRock/Steel✓9
DialgaSteel/Dragon✓8–9
PalkiaWater/Dragon✓8–9
HeatranFire/Steel✓✓8–9
RegigigasNormal✓5–9
ArceusNormal✓9
TepigFire✓5–7, 9
PigniteFire/Fighting✓5–7, 9
EmboarFire/Fighting✓✓5–7, 9
RoggenrolaRock5–8
BoldoreRock5–8
GigalithRock5–8
CrustleBug/Rock8
FerrothornGrass/Steel8
EelektrossElectric✓✓9
CubchooIce✓9
BearticIce✓✓8–9
GolettGround/Ghost✓✓8–9
GolurkGround/Ghost✓✓✓5–9
CobalionSteel/Fighting✓✓9
TerrakionRock/Fighting✓
CarbinkRock/Fairy✓9
Hisuian SliggooSteel/Dragon✓9
Hisuian GoodraSteel/Dragon✓✓✓9
AvaluggIce✓✓✓8–9
Hisuian AvaluggIce/Rock✓✓✓9
VolcanionFire/Water✓✓8–9
MudbrayGround✓7–9
MudsdaleGround✓✓7–9
TurtonatorFire/Dragon8
DhelmiseGhost/Grass7–8
SolgaleoPsychic/Steel✓8–9
CelesteelaSteel/Flying7–8
GuzzlordDark/Dragon7–8
MagearnaSteel/Fairy✓9
StakatakaRock/Steel8
MelmetalSteel✓8
CorviknightFlying/Steel✓✓✓8–9
CarkolRock/Fire✓8–9
CoalossalRock/Fire✓8–9
FlappleGrass/Dragon✓✓8–9
AppletunGrass/Dragon✓✓8–9
PerrserkerSteel✓✓8–9
StonjournerRock✓8–9
CufantSteel✓9
CopperajahSteel✓8–9
DuraludonSteel/Dragon✓8–9
ZamazentaFighting✓9
GlastrierIce✓8–9
Calyrex-IcePsychic/Ice✓8–9
UrsalunaGround/Normal✓9
Ursaluna-BloodmoonGround/Normal✓9
NacliRock✓✓9
NaclstackRock✓✓9
GarganaclRock✓✓✓9
TinkatonFairy/Steel✓✓✓9
RevavroomSteel/Poison✓9
OrthwormSteel✓✓9
CetoddleIce✓9
CetitanIce✓9
DondozoWater✓✓9
ClodsirePoison/Ground✓9
DudunsparceNormal✓9
Great TuskGround/Fighting✓9
Slither WingBug/Fighting✓9
Sandy ShocksElectric/Ground✓9
Iron TreadsGround/Steel✓9
Iron HandsFighting/Electric✓9
Iron ThornsRock/Electric✓9
GholdengoSteel/Ghost✓✓9
Ting-LuDark/Ground✓9
KoraidonFighting/Dragon✓9
MiraidonElectric/Dragon✓9
ArchaludonSteel/Dragon✓✓8–9
HydrappleGrass/Dragon✓✓9
Raging BoltElectric/Dragon✓9
Iron CrownSteel/Psychic✓9
TerapagosNormal✓9

Heavy Slam FAQ

What does Heavy Slam do?

Heavy Slam is a Steel-type physical move. The power of this move depends on (user's weight / target's weight), rounded down. Power is equal to 120 if the result is 5 or more, 100 if 4, 80 if 3, 60 if 2, and 40 if 1 or less. Damage doubles and no accuracy check is done if the target has used Minimize while active.

Which Pokémon can learn Heavy Slam?

129 Pokémon and forms can learn Heavy Slam in at least one game: 105 in Scarlet & Violet, 32 in Pokémon Champions and 26 in Legends: Z-A. Examples: Machop, Machoke, Machamp, Graveler, Golem and Alolan Golem.

Is Heavy Slam in Pokémon Champions?

Yes — 32 Pokémon can use Heavy Slam in Pokémon Champions, with the same numbers as in Scarlet & Violet.

What is Heavy Slam super effective against?

As a Steel-type attack, Heavy Slam is super effective against Ice, Rock and Fairy, not very effective against Fire, Water, Electric and Steel (unless its effect says otherwise).

Move data and effect text from Pokémon Showdown (MIT), generation from PokéAPI; learnsets for Gen 1–9, Pokémon Champions and Legends: Z-A from Showdown. Unofficial fan site.