While most trainers evolve Croagunk into Toxicroak immediately, the unevolved form can still contribute in the right matchup. Watch the Psychic matchup though — quadruple damage means one hit can end it. Watch the Psychic matchup though — quadruple damage means one hit can end it.
Croagunk's stats barely vary. 0 sit in respectable range with no real gaps. It's a blank slate for EV investment. Worth 1 Attack EV, medium-fast 1M XP curve to max.
Its cheeks hold poison sacs. It tries to catch foes off guard to jab them with toxic fingers.
Inflating its poison sacs, it makes an eerie blubbering sound for intimidation.
Croagunk Weakness
AvgPsychic, Ground, and Flying-type moves hit Croagunk for super-effective damage. Psychic hits land at 4x, so they're the biggest threat. 6 resistances give it solid defensive coverage on top of that. Dry Skin grants an additional Water immunity, reshaping the matchup chart.
- Fairy type does not exist — Dragon has fewer checks
- Physical / Special split now per-move (introduced Gen IV)
Croagunk evolves into Toxicroak. It's a two-stage chain with the method shown below. A decent partner pool for breeding via one egg group. Eggs are quick to hatch. The evolved forms gain up to 190 total stats over Croagunk.
How to Evolve
Breed Croagunk easily with 39 breeding partners from the Humanshape egg group. Pass egg moves like Bullet Punch, Cross Chop, Dynamic Punch and 8 more to offspring.
Best Build
No build content available for this Pokemon in Gen 4.
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Without breeding, Croagunk misses out on Bullet Punch and Cross Chop. That's 11 egg moves adding depth that the base kit lacks. STAB comes from Focus Punch and Focus Blast, with coverage across 7 types rounding things out.
Level-Up Moves
TM Moves
Egg Moves
Tutor Moves
A few locations for Croagunk with decent spawn rates across mid-game routes. The sort toggle below swaps between best odds and earliest access, so you can approach it based on where you are in the game.
Best Locations
Croagunk isn't fully evolved, so it's not built for competitive play. You'll want to evolve it into Toxicroak to unlock its full potential. At 300 BST, it's a stepping stone rather than a team anchor.
Croagunk evolves into Toxicroak at level 37. Croagunk is the base form of this evolutionary line.
Run Dry Skin on Croagunk. It's the ability that defines how you build around it and the main reason it holds a competitive niche. Croagunk also gets Anticipation and Poison Touch, but they don't compare.
Croagunk fills the balanced role. It's leaning toward the physical side (base 61 Attack). Base 50 Speed is low. Priority moves or Trick Room are the way to go. And it's fragile — can't afford to take many hits.
Croagunk appears in 13 games, including Platinum, HeartGold & SoulSilver, and Diamond & Pearl.
Croagunk first appeared in Diamond & Pearl and has been available in 13 games across 6 generations. Obtainable through catching or hatching as a base form in most titles where it appears.
- Gen IY
Yellow - Gen IRB

Red & Blue - Gen IIGS

Gold & Silver - Gen IIC
Crystal - Gen IIIRS

Ruby & Sapphire - Gen IIIFRLG

FireRed & LeafGreen - Gen IIIE
Emerald - Gen IVPt
Platinum - Gen IVHGSS

HeartGold & SoulSilver - Gen IVDPDebut

Diamond & Pearl - Gen VBW

Black & White - Gen VB2W2

Black 2 & White 2 - Gen VIXY

X & Y - Gen VIORAS

Omega Ruby & Alpha Sapphire - Gen VIIUSUM

Ultra Sun & Ultra Moon - Gen VIISM

Sun & Moon - Gen VIILGPE

Let's Go Pikachu & Eevee - Gen VIIISwSh

Sword & Shield - Gen VIIIPLA
Legends: Arceus - Gen VIIIBDSP

Brilliant Diamond & Shining Pearl - Gen IXSV

Scarlet & Violet - Gen IXLZA
Legends: Z-A
