
Is Corphish Good in FireRed & LeafGreen Playthrough?
Water from Hoenn with AbilityHyper Cutter or AbilityShell Armor. Trade-only. Crawdaunt at 30 adds Dark. Water/Dark coverage handles Agatha and Sabrina through Dark. The typing doesn't exist in Kanto.
Corphish resists most of Brock's coverage and hits back hard.
Misty's typing presses Corphish's defenses.
Lt. Surge's team hits Corphish's weaknesses hard.
Erika's Pokemon outpace and outclass Corphish here.
Corphish trades roughly evenly with Koga's team.
Corphish trades roughly evenly with Sabrina's team.
Corphish has the type edge here and should clean up Blaine's team.
Corphish has the type edge here and should clean up Giovanni's team.
Lorelei's typing presses Corphish's defenses.
Corphish has the type edge here and should clean up Bruno's team.
Corphish trades roughly evenly with Agatha's team.
Lance's typing presses Corphish's defenses.
Corphish trades roughly evenly with Terry's team.
Corphish cannot be caught in this game. It must be traded in from a compatible game where it appears in the wild. On GBA, cross-region trading unlocks post-game after Celio's Sevii Islands Ruby & Sapphire quest. The Switch re-release supports only one-way transfers out to Pokemon HOME.
- LV 19WaterBubble Beam98100%20
- After Misty
- TM03WaterWater Pulse90100%20
- After Erika
- TM13IceIce Beam90100%10
- TM36PoisonSludge Bomb90100%10
- LV 34WaterCrabhammer15090%10
- After Koga
- HM03WaterSurf135100%15
- After Giovanni
- TUTORNormalDouble-Edge120100%15
- Post-Game
- HM07WaterWaterfall120100%15
- TM42NormalFacade70100%20
How to Get Corphish in FireRed & LeafGreen
Nothing in FRLG fishes up Corphish. Route 102 fishing in Hoenn produces the crawfish in all three Gen 3 games, so trading from any RSE save supplies one for Kanto.
How to Obtain Corphish in FRLG
Step 1Corphish ✓CARTRIDGE TRADEfrom Ruby & SapphireAvailableCatch in Ruby & Sapphire via Super rod · Route 117, then trade to the current game via link cable.CARTRIDGE TRADEfrom EmeraldAvailableCatch in Emerald via Super rod · Route 102, then trade to the current game via link cable.LATER APPEARANCELATER APPEARANCELATER APPEARANCELATER APPEARANCELATER APPEARANCELATER APPEARANCENot TradeableAppears in Omega Ruby & Alpha Sapphire via Super rod · Petalburg City.HOME TRANSFERNot TradeablePokemon HOME on Switch FireRed & LeafGreen is permanently deposit-only — once it launches, Corphish can be sent from this game into HOME, but never transferred in.
Step 2Evolve into Crawdaunt
Corphish Weakness
Electric and Grass moves hit Corphish for super-effective damage. The Water typing picks up 4 resistances to work with. Corphish's physical bulk (base 65 Def) helps cushion physical weakness hits, but special attackers are the bigger threat.
| Damage | Types |
|---|---|
| 2x (Weak) | Electric, Grass |
| 0.5x (Resist) | Fire, Water, Ice, Steel |
- Dark and Steel types added — Fairy does not exist yet
- Moves are Physical or Special based on type, not per move
What is Corphish Weak Against
GoodBest Pokemon Against Corphish
In FireRed & LeafGreen, Raikou can KO Corphish with Thunderbolt (202-238%). Breloom's Mach Punch hits Corphish for 34-40%.
Raikou Electric | B | |
Recommended Build AbilityPressure ItemLeftovers NatureTimid Moves
Damage vs Corphish View Raikou builds →Thunderbolt 2x202-238%KO | ||
Breloom GrassFighting | B | |
Recommended Build AbilityEffect Spore ItemLeftovers NatureJolly Moves
Damage vs Corphish View Breloom builds →Mach Punch34-40% | ||
Corphish Evolutions
Corphish is the base form in a two-stage line leading to Crawdaunt. Check the evolution method below. Plenty of partners for breeding via two egg groups. Eggs are quick to hatch. The evolved forms gain up to 160 total stats over Corphish. View every chain in the Evolution Chart.
How to Evolve
Breeding
Breed Corphish easily with 58 breeding partners from the Water1 and Water3 egg groups. Pass egg moves like Ancient Power, Body Slam, Endeavor and 1 more to offspring.
FRLG Corphish Best Moveset
80 Attack with AbilityHyper Cutter preventing Attack drops and AbilityShell Armor blocking critical hits. Crawdaunt's Dark/Water moveset is one evolution away.
Best Build
Corphish best EVs are HP and Sp. Def
Utility Moveset
- Harden
- Bubble Beam
- Crabhammer
- Vise Grip
Recommended Teammates
Moves List
Without breeding, Corphish misses out on Ancient Power and Body Slam. That's 4 egg moves adding depth that the base kit lacks. STAB comes from Crabhammer and Surf, with coverage across 8 types rounding things out.
How to Read the Moves Table
Tabs
- Level-Up
- Learned by leveling up.
- TM
- Taught by a Technical Machine.
- Egg
- Inherited via breeding.
- Tutor
- NPC tutor (cost: items, BP, money).
- Reminder
- An NPC reteaches any move this Pokemon could have learned by leveling up.
- Transfer
- Carried over from an older game using Pokemon HOME.
- Event
- Given out through Mystery Gift events.
Visual Signals
CAT (Category)
How the move deals damage and which stats it uses.
A small dot on the icon's corner marks the move as contact. That triggers abilities like Static, Flame Body, Rough Skin, or Iron Barbs, plus items like Rocky Helmet and Sticky Barb.
Tier (S to D)
Each move's competitive rank in RankedBoost's system. TM, Egg, and Tutor sort by tier by default (best first). On Level-Up, click the Tier header to do the same.
PWR (Power)
Base damage. Numbers shown in a type color include STAB (base × 1.5). Hover any colored number to see the math.
— means no power (status moves) or variable power.
Sorting & Filter
Click any column header to sort. Level-Up opens with Lv 1 at the top. TM, Egg, and Tutor open with the highest-tier moves at the top.
Search filters by move name or type. The Filter button limits the list to STAB, Physical, Special, or Status moves.
Level-Up Moves
TM Moves
Egg Moves
Tutor Moves
Base Stats
It came from overseas. It is a very hardy creature that will quickly proliferate, even in polluted streams.
Corphish FireRed & LeafGreen Guide
Corphish isn't catchable in FireRed & LeafGreen. Catch one in Ruby, Sapphire, or Emerald, then trade it to FireRed & LeafGreen.
Game Availability
Debuting in Ruby & Sapphire, Corphish appears in 15 games across 8 generations. A reliable presence in most mainline games, typically found through catching or hatching as a base form.
Click a game to view version-specific details
- Gen 1RB

Red & Blue - Gen 1Y
Yellow - Gen 2GS

Gold & Silver - Gen 2C
Crystal - Gen 3RSDebut

Ruby & Sapphire - Gen 3E
Emerald - Gen 3FRLG

FireRed & LeafGreen - Gen 4DP

Diamond & Pearl - Gen 4Pt
Platinum - Gen 4HGSS

HeartGold & SoulSilver - Gen 5BW

Black & White - Gen 5B2W2

Black 2 & White 2 - Gen 6XY

X & Y - Gen 6ORAS

Omega Ruby & Alpha Sapphire - Gen 7SM

Sun & Moon - Gen 7USUM

Ultra Sun & Ultra Moon - Gen 7LGPE

Let's Go Pikachu & Eevee - Gen 8SwSh

Sword & Shield - Gen 8BDSP

Brilliant Diamond & Shining Pearl - Gen 8PLA
Legends: Arceus - Gen 9SV

Scarlet & Violet - Gen 9LZA
Legends: Z-A - Gen 10WW

Winds & Waves