Physical
Balanced
15Speed · Very Slow

Is Cascoon Good in FireRed & LeafGreen Playthrough?

Trade-only cocoon stage. AbilityShed Skin shakes off status. Dustox at 10. The other Wurmple path.

StrongGoodEvenToughBadBTTTTTTBBBBBBBrockGym 1MistyGym 2SurgeGym 3ErikaGym 4KogaGym 5SabrinaGym 6BlaineGym 7GiovanniGym 8CascoonTradeLoreleiE4BrunoE4AgathaE4LanceE4TerryChamp*
Brock
Gym 1
Bad

Brock's Pokemon outpace and outclass Wurmple here.

Avoid
Geodude
Lv 12
RockGround
Rock Head
TackleDefense Curl
Avoid
Onix
Lv 14
RockGround
Rock Head
TackleBindRock Tomb
Misty
Gym 2
Tough

Misty's typing presses Wurmple's defenses.

Risky
Staryu
Lv 18
Water
Illuminate
TackleHardenRecoverWater Pulse
Avoid
Starmie
Lv 21
WaterPsychic
Illuminate
SwiftRecoverRapid SpinWater Pulse
Lt. Surge
Gym 3
Tough

Lt. Surge's typing presses Wurmple's defenses.

Risky
Voltorb
Lv 21
Electric
Soundproof
Sonic BoomTackleScreechShock Wave
Risky
Pikachu
Lv 18
Electric
Static
Quick AttackThunder WaveDouble TeamShock Wave
Avoid
Raichu
Lv 24
Electric
Static
Quick AttackThunder WaveDouble TeamShock Wave
Erika
Gym 4
Tough

Erika's typing presses Wurmple's defenses.

Risky
Victreebel
Lv 29
GrassPoison
Chlorophyll
Stun SporeAcidPoison PowderGiga Drain
Even
Tangela
Lv 24
Grass
Chlorophyll
Poison PowderConstrictIngrainGiga Drain
Avoid
Vileplume
Lv 29
GrassPoison
Chlorophyll
Sleep PowderAcidStun SporeGiga Drain
Koga
Gym 5
Tough

Koga's typing presses Wurmple's defenses.

Risky
Koffing
Lv 37
Poison
Levitate
Self DestructSludgeSmokescreenToxic
Risky
Muk
Lv 39
Poison
Stench
MinimizeSludgeAcid ArmorToxic
Risky
Koffing
Lv 37
Poison
Levitate
Self DestructSludgeSmokescreenToxic
Avoid
Weezing
Lv 43
Poison
Levitate
TackleSludgeSmokescreenToxic
Sabrina
Gym 6
Tough

Sabrina's team hits Wurmple's weaknesses hard.

Risky
Kadabra
Lv 38
Psychic
Synchronize
PsybeamReflectFuture SightCalm Mind
Risky
Mr Mime
Lv 37
PsychicFairy
Soundproof
BarrierPsybeamBaton PassCalm Mind
Risky
Venomoth
Lv 38
BugPoison
Shield Dust
PsybeamGustLeech LifeSupersonic
Avoid
Alakazam
Lv 43
Psychic
Synchronize
PsychicRecoverFuture SightCalm Mind
Blaine
Gym 7
Tough

Blaine's team hits Wurmple's weaknesses hard.

Risky
Growlithe
Lv 42
Fire
Intimidate
BiteRoarTake DownFire Blast
Risky
Ponyta
Lv 40
Fire
Run Away
StompBounceFire SpinFire Blast
Risky
Rapidash
Lv 42
Fire
Run Away
StompBounceFire SpinFire Blast
Avoid
Arcanine
Lv 47
Fire
Intimidate
BiteRoarTake DownFire Blast
Giovanni
Gym 8
Bad

Giovanni's Pokemon outpace and outclass Wurmple here.

Avoid
Rhyhorn
Lv 45
GroundRock
Lightning Rod
Take DownRock BlastScary FaceEarthquake
Risky
Dugtrio
Lv 42
Ground
Sand Veil
SlashSand TombMud SlapEarthquake
Risky
Nidoqueen
Lv 44
PoisonGround
Poison Point
Body SlamDouble KickPoison StingEarthquake
Avoid
Nidoking
Lv 45
PoisonGround
Poison Point
ThrashDouble KickPoison StingEarthquake
Avoid
Rhyhorn
Lv 50
GroundRock
Lightning Rod
Take DownRock BlastScary FaceEarthquake
Lorelei
Elite Four
Bad

Lorelei's Pokemon outpace and outclass Wurmple here.

Avoid
Dewgong
Lv 52
WaterIce
Thick Fat
Ice BeamSurfHailSafeguard
Avoid
Cloyster
Lv 51
WaterIce
Shell Armor
SpikesProtectHailDive
Avoid
Slowbro
Lv 52
WaterPsychic
Oblivious
Ice BeamSurfAmnesiaYawn
Risky
Jynx
Lv 54
IcePsychic
Oblivious
Ice PunchDouble SlapLovely KissAttract
Avoid
Lapras
Lv 54
WaterIce
Water Absorb
Confuse RayIce BeamSurfBody Slam
Bruno
Elite Four
Bad

Bruno's Pokemon outpace and outclass Wurmple here.

Avoid
Onix
Lv 51
RockGround
Rock Head
EarthquakeRock TombIron TailRoar
Avoid
Hitmonchan
Lv 53
Fighting
Keen Eye
Sky UppercutMach PunchRock TombCounter
Risky
Hitmonlee
Lv 53
Fighting
Limber
Mega KickForesightBrick BreakFacade
Avoid
Onix
Lv 54
RockGround
Rock Head
Double EdgeEarthquakeIron TailSand Tomb
Avoid
Machamp
Lv 56
Fighting
Guts
Cross ChopBulk UpScary FaceRock Tomb
Agatha
Elite Four
Bad

Agatha's Pokemon outpace and outclass Wurmple here.

Avoid
Gengar
Lv 54
GhostPoison
Levitate
Shadow PunchConfuse RayToxicDouble Team
Avoid
Golbat
Lv 54
PoisonFlying
Inner Focus
Confuse RayPoison FangAir CutterBite
Avoid
Haunter
Lv 53
GhostPoison
Levitate
HypnosisDream EaterCurseMean Look
Avoid
Arbok
Lv 56
Poison
Intimidate
Sludge BombScreechIron TailBite
Avoid
Gengar
Lv 58
GhostPoison
Levitate
Shadow BallSludge BombHypnosisNightmare
Lance
Elite Four
Bad

Lance's Pokemon outpace and outclass Wurmple here.

Avoid
Gyarados
Lv 56
WaterFlying
Intimidate
Hyper BeamDragon RageTwisterBite
Risky
Dragonair
Lv 54
Dragon
Shed Skin
Hyper BeamSafeguardDragon RageOutrage
Risky
Dragonair
Lv 54
Dragon
Shed Skin
Hyper BeamSafeguardThunder WaveOutrage
Avoid
Aerodactyl
Lv 58
RockFlying
Rock Head
Hyper BeamAncient PowerWing AttackScary Face
Avoid
Dragonite
Lv 60
DragonFlying
Inner Focus
Hyper BeamSafeguardOutrageWing Attack
Terry
Champion
Bad

Terry's Pokemon outpace and outclass Wurmple here.

Avoid
Heracross
Lv 72
BugFighting
Swarm
MegahornEarthquakeCounterRock Tomb
Risky
Alakazam
Lv 73
Psychic
Synchronize
PsychicShadow BallCalm MindReflect
Avoid
Tyranitar
Lv 72
RockDark
Sand Stream
CrunchEarthquakeThunderboltAerial Ace
Avoid
Gyarados
Lv 73
WaterFlying
Intimidate
Hydro PumpDragon DanceEarthquakeHyper Beam
Avoid
Arcanine
Lv 73
Fire
Intimidate
Extreme SpeedOverheatAerial AceIron Tail
Avoid
Venusaur
Lv 75
GrassPoison
Overgrow
Solar BeamSludge BombEarthquakeSunny Day
Trade
Transfer-only
Type
Bug
Tier
F

Cascoon 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. Alternatively, transfer the pre-evolution and level it up to Lv 7.

View Cascoon locations

Recommended Moves
  • After Erika
    • REMINDERNormalTackle40100%35
Breed Beautifly
Post-Game (Breed)
Type
BugFlying
Tier
E

Beautifly 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. Alternatively, transfer the pre-evolution and level it up to Lv 7.

View Beautifly locations

Recommended Moves
  • After Erika
    • TM40FlyingAerial Ace90100%20
    • TM15NormalHyper Beam15090%5
    • TM22GrassSolar Beam120100%10
    • TM30GhostShadow Ball80100%15
    • LV 34BugSilver Wind90100%5
    • LV 38GrassGiga Drain75100%10
  • After Sabrina
    • TM29PsychicPsychic90100%10
  • After Giovanni
    • TUTORNormalDouble-Edge120100%15
  • Post-Game
    • TM42NormalFacade70100%20
Breed Dustox
Post-Game (Breed)
Type
BugPoison
Tier
E

Dustox 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. Alternatively, transfer the pre-evolution and level it up to Lv 7.

View Dustox locations

Recommended Moves
  • After Erika
    • TM36PoisonSludge Bomb135100%10
    • TM15NormalHyper Beam15090%5
    • TM22GrassSolar Beam120100%10
    • TM30GhostShadow Ball80100%15
    • LV 34BugSilver Wind90100%5
    • LV 38PoisonToxic90%10
  • After Sabrina
    • TM29PsychicPsychic90100%10
  • After Giovanni
    • TUTORNormalDouble-Edge120100%15
  • Post-Game
    • TM42NormalFacade70100%20

How to Get Cascoon in FireRed & LeafGreen

The other half of Wurmple's branch evolution is Cascoon, triggered at level 7 on specific personality values. Trading Wurmple doesn't guarantee this side of the split.

How to Obtain Cascoon in FRLG

  1. Wurmple
    Step 1Obtain Wurmple
    CARTRIDGE TRADE
    Available
    Catch in Ruby & Sapphire via Walking · Route 101, then trade to the current game via link cable.
    CARTRIDGE TRADE
    from Emerald
    Available
    Catch in Emerald via Walking · Route 101, then trade to the current game via link cable.
    LATER APPEARANCE
    Not Tradeable
    Appears in Diamond & Pearl via Honey tree · Route 208.
    HOME TRANSFER
    Not Tradeable
    Pokemon HOME on Switch FireRed & LeafGreen is permanently deposit-only — once it launches, Wurmple can be sent from this game into HOME, but never transferred in.
  2. Cascoon
    Step 2Cascoon
  3. Dustox
    Step 3Evolve into Dustox

Cascoon Weakness

Cascoon is weak to Fire, Flying, and Rock. Cascoon's physical bulk (base 55 Def) helps cushion physical weakness hits, but special attackers are the bigger threat.

Cascoon Weakness and Resistance Chart
DamageTypes
2x (Weak)Fire, Flying, Rock
0.5x (Resist)Grass, Fighting, Ground
Gen III Type Chart
  • Dark and Steel types added — Fairy does not exist yet
  • Moves are Physical or Special based on type, not per move

What is Cascoon Weak Against

Avg
3Weak
3Resist
0Immune
Score-3
4xCritical
None
¼xResist
None
0xImmune
None

What is Cascoon Strong Against

3Strong
6Resisted
0Immune
Score-3

Best Pokemon Against Cascoon

Cascoon Evolutions

From here, Cascoon's line branches into Silcoon and Cascoon. That's 2 possible evolutions, each with its own method. Defense has grown the most so far (+20), but there's still another 190 stats to gain in the final evolution. View every chain in the Evolution Chart.

How to Evolve

5 Forms
Wurmple
#265Wurmple
Silcoon
#266Silcoon
Transfer Only
Beautifly
#267Beautifly
Transfer Only
Cascoon
#268Cascoon
Transfer Only
Dustox
#269Dustox
Transfer Only
Stat Comparison 5 Forms
Beautifly
BugFlying
Cascoon
Bug
Dustox
BugPoison
HP
45
50+5
60+10
50+5
60+10
ATK
45
35-10
70+35
35-10
50+15
DEF
35
55+20
50-5
55+20
70+15
SP.ATK
20
25+5
100+75
25+5
50+25
SP.DEF
30
25-5
50+25
25-5
90+65
SPE
20
15-5
65+50
15-5
65+50
BST
195D-Tier
205D-Tier+10
395C-Tier+190
205D-Tier+10
385C-Tier+180
ROLE
Balanced
Balanced
Attacker
Balanced
Balanced
TYPE
Physical
Utility
Special
Utility
Utility

Breeding

Very Easy

Breed with Cascoon to get Wurmple eggs easily using 37 partners from the Bug egg group.

Egg Groups
Gender
50.0%50.0%
Hatch Time
15 cycles·3,855 steps
Quick~4 min with Flame Body
Breed With (best first)
flygonmasquerainvolbeatillumiseparasectvibravaparastrapinchsurskitshuckleforretressvenomoth

FRLG Cascoon Best Moveset

Bug cocoon with AbilityShed Skin for status removal. Harden only. No moveset.

Best Build

Experimental
Utility
Ability
Shed Skin
Item
Nothing
Best Nature for Cascoon
HardyNEUTRAL

Cascoon best EVs are Attack

EVs

Utility Moveset

  • HardenCoverage
  • HardenUtility

Moves List

Not a lot to pick from. Cascoon gets Bug STAB for same-type damage, and Poison and Normal coverage rounds things out. You're building around what's available rather than choosing from a deep bench.

Level-Up Moves

Lv 1
Harden
S30Normal
Lv 7
Harden
S30Normal

TM Moves

Cascoon can't learn any TM moves

Egg Moves

Cascoon doesn't have any Egg moves

Tutor Moves

Cascoon can't learn any Tutor moves

Reminder Moves

Rem
Rem
Poison Sting
D1510035Poison
Rem
String Shot
D9540Bug
Rem
Tackle
D3510035Normal

Base Stats

Base Stats
Below
HP50
D
Attack35
F
Defense55
D
Sp. Atk25
F
Sp. Def25
F
Speed15
F
Total205
Details
Catch Rate
Moderate120 / 255
Growth Rate
Medium Fast1M XP
Height0.7 m
Weight11.5 kg
Base XP72
Abilities
Shed Skin
Has a 33% chance of curing any major status ailment after each turn.
EV Yield
HPAtkDef+2SpASpDSpe
Defense training target
Pokedex Entry

Its body, which is made of soft silk, hardens over time. When cracks appear, evolution is near.

Pokemon FireRed / Pokemon LeafGreen

Cascoon FireRed & LeafGreen Guide

  • No. Cascoon isn't catchable in FireRed & LeafGreen. Catch one in Ruby, Sapphire, or Emerald, then trade it over.

Game Availability

Available in 14 titles since its debut in Ruby & Sapphire, Cascoon spans 8 generations of Pokemon games. It's accessible through catching or hatching as a base form in a solid number of games.

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