DexDB.io

No. 0259

Marshtomp

Mud Fish Pokémon

Marshtomp official artwork
Official art

Marshtomp is a Water/Ground-type Pokémon, 4× weak to Grass, with a base stat total of 405. It isn’t usable in Pokémon Champions’ Regulation M-C.

WaterGround
Height
0.7 m 2′04″
Weight
28 kg 61.7 lbs
Base stat total
405 Higher than 39% of Pokémon
Introduced
Gen III Ruby & Sapphire
Abilities
Pokédex entrySapphire / Alpha Sapphire
MARSHTOMP is much faster at traveling through mud than it is at swimming. This Pokémon’s hindquarters exhibit obvious development, giving it the ability to walk on just its hind legs.
See all 6 entries

Base stats

HP70145–177250–344
Atk8594–150157–295
Def7081–134130–262
SpA6072–123112–240
SpD7081–134130–262
Spe5063–11294–218
Total405Higher than 39% of Pokémon
HP70Atk85Def70Spe50SpD70SpA60

Ranges in Pokémon Champions at Lv 50: 0 Stat Points with a −10% Stat Alignment to 32 Stat Points with a +10% one (HP has no alignment).Ranges in the main games at Lv 100: 0 IV/EV with a hindering nature to 31 IV/252 EV with a helpful nature. EV yield: 2 Atk.

Stat calculatorChampions Stat Points & Stat Alignment, or EVs, IVs & nature
Calculate damage →

Type matchups

WaterGroundshow which type causes itweaknessresistance

Weak to

4×
Grass (because of Water and Ground)

Resists

½×
Fire (because of Water)Poison (because of Ground)Rock (because of Ground)Steel (because of Water)

Immune to

0×
Electric (because of Ground)
Takes normal damage from 12 types
NormalFightingFlyingGroundBugGhostWaterPsychicIceDragonDarkFairy

Speed tiers

The faster Pokémon moves first each turn, so knowing who you outspeed decides a lot of battles. These are its Speed values at Lv 50 in Pokémon Champions (base Speed 50); Scarf and Tailwind use the Max+ value.

Max+112Max102No SP70Min63Scarf168Tailwind224

At max Speed, Marshtomp outspeeds 11 of the 30 most used Pokémon in Champions VGC on Showdown.

Speed at Lv 50 in Pokémon Champions: Marshtomp against the 30 most used Pokémon in Champions VGC on Showdown, fastest first
SpeedPokémon
203Mega Garchomp ZModest · 32 SP · #21 on Showdown
200Mega GengarTimid · 32 SP · #26 on Showdown
190Mega Raichu YTimid · 23 SP · #13 on Showdown
189Mega SalamenceTimid · 32 SP · #4 on Showdown
184WhimsicottTimid · 32 SP · #23 on Showdown
178Mega MetagrossJolly · 32 SP · #28 on Showdown
178Mega StaraptorJolly · 32 SP · #29 on Showdown
172SneaslerAdamant · 32 SP · #2 on Showdown
169Mega FloetteTimid · 32 SP · #17 on Showdown
169GarchompJolly · 32 SP · #19 on Showdown
167Mega Charizard YTimid · 32 SP · #14 on Showdown
167Mega GardevoirTimid · 32 SP · #20 on Showdown
161IndeedeeTimid · 32 SP · #30 on Showdown
156Hisuian ArcanineJolly · 32 SP · #16 on Showdown
150ArchaludonTimid · 32 SP · #9 on Showdown
149GholdengoTimid · 32 SP · #8 on Showdown
143BasculegionJolly · 32 SP · #6 on Showdown
128PelipperTimid · 32 SP · #12 on Showdown
120VolcaronaBold · 0 SP · #25 on Showdown
112Marshtomp · Max+32 SP, Speed-raising alignment
105RillaboomAdamant · 0 SP · #1 on Showdown
102Marshtomp · Max32 SP, neutral alignment
101MiloticCalm · 0 SP · #15 on Showdown
95SylveonModest · 15 SP · #18 on Showdown
94Female IndeedeeRelaxed · 0 SP · #7 on Showdown
90PolitoedCalm · 0 SP · #22 on Showdown
90SinistchaBold · 0 SP · #24 on Showdown
85ArmarougeQuiet · 0 SP · #27 on Showdown
80IncineroarCareful · 0 SP · #3 on Showdown
80FarigirafBold · 0 SP · #11 on Showdown
70Marshtomp · No SP0 SP, neutral alignment
70KingambitAdamant · 0 SP · #5 on Showdown
60Mega GolisopodAdamant · 0 SP · #10 on Showdown

Smogon · Showdown Others at their most common Speed investment in Champions VGC (Reg M-C · Doubles, Sep 2026); Pokémon holding a Mega Stone are shown as their Mega.

Abilities

Competitive

Smogon · Showdown On Showdown

Not used in the tracked Showdown formats this month.

Other Showdown formats Scarlet & Violet, with Tera
SV SinglesNFE

Evolution

  1. #0258MudkipWater
    1. Level 16
      #0259MarshtompWaterGround
      1. Level 36
        #0260SwampertWaterGround
        1. Mega Evolution, in battleholding Swampertite
          #0260Mega SwampertWaterGround

Moves

Level up 15

EvoMud Shot100% chance to lower the target's Speed by 1.GroundSpec5595%15
1GrowlLowers the foe(s) Attack by 1.NormalStatus—100%40
1TackleNo additional effect.NormalPhys40100%35
1Water GunNo additional effect.WaterSpec40100%25
9Rock ThrowNo additional effect.RockPhys5090%15
12ProtectPrevents moves from affecting the user this turn.NormalStatus——10
15SupersonicCauses the target to become confused.NormalStatus—55%20
20Water Pulse20% chance to confuse the target.WaterSpec60100%20
25Rock Slide30% chance to make the foe(s) flinch.RockPhys7590%10
30Take DownHas 1/4 recoil.NormalPhys9085%20
35AmnesiaRaises the user's Sp. Def by 2.PsychicStatus——20
40Muddy Water30% chance to lower the foe(s) accuracy by 1.WaterSpec9085%10
45ScreechLowers the target's Defense by 2.NormalStatus—85%40
50EndeavorLowers the target's HP to the user's HP.NormalPhys—100%5
55Hydro PumpNo additional effect.WaterSpec11080%5

TM / HM / TR 46

TM01Take DownHas 1/4 recoil.NormalPhys9085%20
TM05Mud-Slap100% chance to lower the target's accuracy by 1.GroundSpec20100%10
TM07ProtectPrevents moves from affecting the user this turn.NormalStatus——10
TM11Water Pulse20% chance to confuse the target.WaterSpec60100%20
TM12Low KickMore power the heavier the target.FightingPhys—100%20
TM22Chilling Water100% chance to lower the target's Attack by 1.WaterSpec50100%20
TM25FacadePower doubles if user is burn/poison/paralyzed.NormalPhys70100%20
TM28Bulldoze100% chance lower adjacent Pkmn Speed by 1.GroundPhys60100%20
TM34Icy Wind100% chance to lower the foe(s) Speed by 1.IceSpec5595%15
TM35Mud Shot100% chance to lower the target's Speed by 1.GroundSpec5595%15
TM36Rock Tomb100% chance to lower the target's Speed by 1.RockPhys6095%15
TM43FlingFlings the user's item at the target. Power varies.DarkPhys—100%10
TM46AvalanchePower doubles if user is damaged by the target.IcePhys60100%10
TM47EndureUser survives attacks this turn with at least 1 HP.NormalStatus——10
TM50Rain DanceFor 5 turns, heavy rain powers Water moves.WaterStatus——5
TM55DigDigs underground turn 1, strikes turn 2.GroundPhys80100%10
TM58Brick BreakDestroys screens, unless the target is immune.FightingPhys75100%15
TM66Body Slam30% chance to paralyze the target.NormalPhys85100%15
TM69Ice Punch10% chance to freeze the target.IcePhys75100%15
TM70Sleep TalkUser must be asleep. Uses another known move.NormalStatus——10
TM77Waterfall20% chance to make the target flinch.WaterPhys80100%15
TM85RestUser sleeps 2 turns and restores HP and status.PsychicStatus——5
TM86Rock Slide30% chance to make the foe(s) flinch.RockPhys7590%10
TM103SubstituteUser takes 1/4 its max HP to put in a substitute.NormalStatus——10
TM110Liquidation20% chance to lower the target's Defense by 1.WaterPhys85100%10
TM116Stealth RockHurts foes on switch-in. Factors Rock weakness.RockStatus——20
TM123SurfHits adjacent Pokémon. Double damage on Dive.WaterSpec90100%15
TM128AmnesiaRaises the user's Sp. Def by 2.PsychicStatus——20
TM130Helping HandOne adjacent ally's move power is 1.5× this turn.NormalStatus——20
TM133Earth Power10% chance to lower the target's Sp. Def by 1.GroundSpec90100%10
TM135Ice Beam10% chance to freeze the target.IceSpec90100%10
TM142Hydro PumpNo additional effect.WaterSpec11080%5
TM143Blizzard10% chance to freeze foe(s). Can't miss in Snow.IceSpec11070%5
TM145Water PledgeUse with Grass or Fire Pledge for added effect.WaterSpec80100%10
TM149EarthquakeHits adjacent Pokémon. Double damage on Dig.GroundPhys100100%10
TM171Tera BlastIf Terastallized: Phys. if Atk > SpA, type = Tera.NormalSpec80100%10
TM172RoarForces the target to switch to a random ally.NormalStatus——20
TM176Sand TombTraps and damages the target for 4-5 turns.GroundPhys3585%15
TM191UproarLasts 3 turns. Active Pokémon cannot fall asleep.NormalSpec90100%10
TM192Focus PunchFails if the user takes damage before it hits.FightingPhys150100%20
TM204Double-EdgeHas 33% recoil.NormalPhys120100%15
TM205EndeavorLowers the target's HP to the user's HP.NormalPhys—100%5
TM208WhirlpoolTraps and damages the target for 4-5 turns.WaterSpec3585%15
TM209Muddy Water30% chance to lower the foe(s) accuracy by 1.WaterSpec9085%10
TM214Sludge Wave10% chance to poison adjacent Pokémon.PoisonSpec95100%10
TM224CurseCurses if Ghost, else -1 Spe, +1 Atk, +1 Def.GhostStatus——10

Egg moves 12

EggAncient Power10% chance to raise all stats by 1 (not acc/eva).RockSpec60100%5
EggBite30% chance to make the target flinch.DarkPhys60100%25
EggCounterIf hit by physical attack, returns double damage.FightingPhys—100%20
EggCurseCurses if Ghost, else -1 Spe, +1 Atk, +1 Def.GhostStatus——10
EggDouble-EdgeHas 33% recoil.NormalPhys120100%15
EggMirror CoatIf hit by special attack, returns double damage.PsychicSpec—100%20
EggMud-Slap100% chance to lower the target's accuracy by 1.GroundSpec20100%10
EggRock Smash50% chance to lower the target's Defense by 1.FightingPhys40100%15
EggSludge30% chance to poison the target.PoisonSpec65100%20
EggStomp30% chance to make the target flinch.NormalPhys65100%20
EggWide GuardProtects allies from multi-target moves this turn.RockStatus——10
EggYawnPuts the target to sleep after 1 turn.NormalStatus——10

Biology

It is adapted to living and moving in mud, where other Pokémon struggle to move. It has a thin film on its body that allows it to live on land.

Adapted from Wikipedia: List of generation III Pokémon · CC BY-SA 4.0 · edited.

Polls & views

Each line is one source, as it published it. Polls counted every form under its species.

Pokédex entries

Mud Fish Pokémon
Hoenn · Ruby & Sapphire
Color
Blue
Water's Edge
Pal Park area
Pond
Original Hoenn#008New Hoenn#008Blueberry#189Hyperspace#046

  1. Living on muddy ground that provides poor footing has made its legs sturdy.

    HeartGold · SoulSilver · Y

  2. Its sturdy legs give it sure footing, even in mud. It burrows into dirt to sleep.

    Diamond · Pearl · Platinum · Black · White · Black 2 · White 2 · X

  3. It is at its best when on muddy ground with poor footing. It quickly overwhelms foes struggling in mud.

    FireRed · LeafGreen

  4. Its toughened hind legs enable it to stand upright. Because it weakens if its skin dries out, it replenishes fluids by playing in mud.

    Emerald

  5. MARSHTOMP is much faster at traveling through mud than it is at swimming. This Pokémon’s hindquarters exhibit obvious development, giving it the ability to walk on just its hind legs.

    Sapphire · Alpha Sapphire

  6. The surface of MARSHTOMP’s body is enveloped by a thin, sticky film that enables it to live on land. This Pokémon plays in mud on beaches when the ocean tide is low.

    Ruby · Omega Ruby

Names around the world

English
Marshtomp
Japanese
ヌマクロー
Japanese (romaji)
Numacraw
Korean
늪짱이
Chinese (Traditional)
沼躍魚
Chinese (Simplified)
沼跃鱼
French
Flobio
German
Moorabbel
Spanish
Marshtomp
Italian
Marshtomp

Sprites

Artwork and 3D models

Gen IX · Gen VIII · Gen VII

Gen VI · Gen V

Generation IV

Generation III

Training

2 Atk
45 ≈5.9% with a Poké Ball at full HP
70
142
Medium Slow

Breeding

MonsterWater 1
♂ 87.5%♀ 12.5%
20 egg cycles ≈5,355 steps (Gen IV–VII)

Where to find

Evolves from Mudkip: Level 16.

Shield: The Crown Tundra 1 area
  • Max LairCapture during a Dynamax Adventure. · Lv 65
Sword: The Crown Tundra 1 area
  • Max LairCapture during a Dynamax Adventure. · Lv 65
Ultra Moon 1 area
  • Brooklet HillIsland Scan · Lv 17
Ultra Sun 1 area
  • Brooklet HillIsland Scan · Lv 17

Locations cover Red & Blue to Sword & Shield (with its DLC) and Let’s Go. We don’t have them yet for Legends: Arceus, Brilliant Diamond & Shining Pearl, Scarlet & Violet and Legends: Z-A.