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PokédexTypesMovesForms
#10015castform-snowy
#10017darmanitan-zen
basculin-blue-striped

On this page

  1. 01Biology & Appearance
  2. 02Behaviour & Habitat
  3. 03Evolution & Mega Evolution
  4. 04Name Origin & Design
  5. 05Breeding & Gender
  6. 06Competitive Guide
  7. 07Cultural Impact
  8. 08Where to Find Basculin-blue-striped

basculin-blue-striped #10016

Water

Type Matchups

Weak to (2x damage):

Grass
Electric

Resistant to (½x damage):

Steel
Fire
Water
Ice

basculin-blue-striped

Generation V · #10016 — Hostile Pokémon

Basculin's blue-striped form is one of two primary color variants of this Generation V Water-type Pokémon, distinguished by its striking azure markings that cover its body. Classified as the Hostile Pokémon, the blue-striped form embodies the same aggressive territorial nature as its red-striped counterpart, though the two forms maintain a mutual animosity that defines their species. With a base stat total of 460, Basculin's blue-striped form excels in physical attack (92) and speed (98), making it a formidable predator in aquatic environments. The blue-striped variant differs subtly from the red form in its ability distribution, particularly its access to Rock Head as its standard ability, which protects against recoil damage from moves like Double-Edge or Head Smash. This form has remained a staple of Water-type rosters since its introduction in Pokémon Black and White, representing one of the few aesthetically distinct forms that fundamentally alters a Pokémon's competitive viability.

Base Stats

HP70
Attack92
Defense65
Sp. Atk80
Sp. Def55
Speed98
Total460
Height

1.0m

Weight

18.0kg

Category

Hostile Pokémon

Gender

Male 50% / Female 50%

Color

green

Shape

fish

Abilities
Rock Head

Protects against recoil damage.

Adaptability

Increases the same-type attack bonus from 1.5× to 2×.

Mold BreakerHidden

Bypasses targets' abilities if they could hinder or prevent a move.

Basculin-blue-striped Biology & Physical Characteristics

The blue-striped Basculin is a sleek, fish-like Pokémon measuring 1.0 meter in length and weighing approximately 18.0 kilograms, making it a compact yet powerful aquatic creature. Its body structure is optimized for rapid movement through water, with a streamlined silhouette and powerful tail fin that enables its impressive base speed of 98. The distinctive azure striping patterns serve not merely as coloration but appear to signify social hierarchy and territorial boundaries within schools of Basculin, as Pokédex entries note that blue and red variants typically segregate from one another. Internally, Basculin possesses a robust skeletal structure capable of withstanding the intense pressures of aggressive territorial combat, with musculature concentrated in its jaws and tail. The species exhibits sexual dimorphism in behavioral patterns rather than physical form, with both males and females sharing identical base statistics and appearance. The blue-striped form's connection to water-based ecosystems is profound, with its physiology perfectly adapted to both freshwater and brackish environments where Basculin populations naturally congregate.

Pokedex Numbers

national#550
original unova#56
updated unova#104
kalos mountain#60
updated alola#188
updated akala#89
updated ulaula#80
updated poni#75
galar#154
crown tundra#64
hisui#166
paldea#138
kitakami#194

Training

EV Yield2 Speed
Catch Rate25
Base Happiness70
Base Exp.161
Growth Ratemedium

Breeding

Egg Groupswater2
GenderMale 50% / Female 50%
Egg Cycles40 (10455 steps)

Basculin-blue-striped Breeding, Gender Ratio & Egg Groups

Blue-striped Basculin maintains a perfect 50% male to 50% female gender ratio, ensuring balanced breeding opportunities regardless of chosen sex. Both males and females are identical in appearance and base statistics, with no sexual dimorphism affecting battle capability or physical structure, a design choice that emphasizes the species' unified aggressive nature across both genders. The species belongs to the Water 2 egg group, restricting breeding partners to other aquatic or semi-aquatic Pokémon species with compatible genetics. Breeding two Basculin requires patience, as they possess a high hatch counter of 40 cycles, translating to approximately 10,024 to 10,280 steps before an egg produces a new Basculin. The base happiness of 70 indicates moderate friendliness toward trainers, suggesting that blue-striped Basculin require reasonable care and effort to maintain strong trainer bonds despite their inherent hostility toward rival Pokémon. Newly hatched Basculin enter the world with identical base stats to wild-caught specimens, offering no advantages through breeding beyond genetic optimization through IV selection. The species' breeding mechanics in competitive play have generated interest among Pokémon breeding communities seeking perfect specimens with optimal nature combinations and individual values.

Held Items

Deep Sea Scale
black5%
Deep Sea Scale
white5%
Deep Sea Scale
black 25%
Deep Sea Scale
white 25%
Deep Sea Scale
x5%
Deep Sea Scale
y5%
Deep Sea Scale
omega ruby5%
Deep Sea Scale
alpha sapphire5%
Deep Sea Scale
sun5%
Deep Sea Scale
moon5%
Deep Sea Scale
ultra sun5%
Deep Sea Scale
ultra moon5%

Sprites

basculin-blue-striped Front
Front
basculin-blue-striped Back
Back
basculin-blue-striped Shiny Front
Shiny Front
basculin-blue-striped Shiny Back
Shiny Back
basculin-blue-striped Home
Home
basculin-blue-striped Home Shiny
Home Shiny
basculin-blue-striped Showdown
Showdown
basculin-blue-striped Showdown Shiny
Showdown Shiny

Held Items

deep-sea-scale

species-specific

Doubles Clamperl’s Special Defense. Traded on a Clamperl: Holder evolves into Gorebyss.

Cost: 2000

deep-sea-scale

species-specific

Doubles Clamperl’s Special Defense. Traded on a Clamperl: Holder evolves into Gorebyss.

Cost: 2000

deep-sea-scale

species-specific

Doubles Clamperl’s Special Defense. Traded on a Clamperl: Holder evolves into Gorebyss.

Cost: 2000

deep-sea-scale

species-specific

Doubles Clamperl’s Special Defense. Traded on a Clamperl: Holder evolves into Gorebyss.

Cost: 2000

deep-sea-scale

species-specific

Doubles Clamperl’s Special Defense. Traded on a Clamperl: Holder evolves into Gorebyss.

Cost: 2000

deep-sea-scale

species-specific

Doubles Clamperl’s Special Defense. Traded on a Clamperl: Holder evolves into Gorebyss.

Cost: 2000

deep-sea-scale

species-specific

Doubles Clamperl’s Special Defense. Traded on a Clamperl: Holder evolves into Gorebyss.

Cost: 2000

deep-sea-scale

species-specific

Doubles Clamperl’s Special Defense. Traded on a Clamperl: Holder evolves into Gorebyss.

Cost: 2000

deep-sea-scale

species-specific

Doubles Clamperl’s Special Defense. Traded on a Clamperl: Holder evolves into Gorebyss.

Cost: 2000

deep-sea-scale

species-specific

Doubles Clamperl’s Special Defense. Traded on a Clamperl: Holder evolves into Gorebyss.

Cost: 2000

deep-sea-scale

species-specific

Doubles Clamperl’s Special Defense. Traded on a Clamperl: Holder evolves into Gorebyss.

Cost: 2000

deep-sea-scale

species-specific

Doubles Clamperl’s Special Defense. Traded on a Clamperl: Holder evolves into Gorebyss.

Cost: 2000

TMs & HMs

tm01

lets go pikachu lets go eevee

tm02

crystal

tm02

gold silver

tm02

lets go pikachu lets go eevee

tm03

ruby sapphire

tm03

platinum

tm03

firered leafgreen

tm03

heartgold soulsilver

tm03

diamond pearl

tm03

emerald

tm03

xd

tm03

colosseum

tm05

lets go pikachu lets go eevee

tm06

yellow

tm06

gold silver

tm06

red blue

tm06

crystal

tm06

emerald

tm06

firered leafgreen

tm06

diamond pearl

+542 more TMs/HMs

basculin-blue-striped's Evolution Chain

basculin-red-striped

basculin-red-striped

#0550

Water
basculegion-male

basculegion-male

#0902

Water
Ghost
basculin-red-striped

basculin-red-striped

#0550

Water
basculegion-male

basculegion-male

#0902

Water
Ghost

Basculin-blue-striped Evolution, Mega Evolution & Special Forms

The blue-striped form of Basculin does not evolve under standard conditions, remaining a terminal evolution stage throughout most canonical games. This contrasts with the white-striped variant introduced in Pokémon Legends: Arceus, which can evolve into Basculegion when leveled up after sustaining at least 294 HP from recoil damage without fainting, representing a unique evolution mechanism tied to accumulated battle scars. The blue-striped form's inability to evolve may reflect its aggressive nature as a complete and perfected predatory form, requiring no further development to fulfill its ecological role. Game Freak's decision to restrict evolution to the white-striped form exclusively suggests that the red and blue variants represent finalized evolutionary stages, possibly descended from an ancient common ancestor that the white form more closely resembles. Some players and theorists speculate that Basculin's form differences may indicate different evolutionary lineages or subspecies classifications, though official Pokédex documentation treats them as singular species variants rather than distinct evolutionary paths. The lack of mega evolution options for any Basculin form throughout the series maintains its role as a specialized but non-legendary Water-type choice.

Where to Find

unova route 3

unova

blackLv. 5-20 (4% chance)
blackLv. 5-20 (1% chance)
blackLv. 35-60 (40% chance)

+16 more

pinwheel forest

unova

blackLv. 5-20 (30% chance)
blackLv. 5-20 (5% chance)
blackLv. 5-20 (4% chance)

+17 more

giant chasm

unova

blackLv. 25-60 (30% chance)
blackLv. 25-60 (30% chance)
blackLv. 35-60 (40% chance)

+18 more

unova route 11

unova

blackLv. 25-60 (30% chance)
blackLv. 35-60 (40% chance)
whiteLv. 25-55 (1% chance)

+11 more

unova route 6

unova

blackLv. 10-30 (4% chance)
blackLv. 10-30 (1% chance)
blackLv. 35-60 (40% chance)

+17 more

dragonspiral tower

unova

blackLv. 35-60 (40% chance)
blackLv. 15-40 (60% chance)
blackLv. 15-40 (30% chance)

+21 more

unova route 1

unova

blackLv. 5-20 (1% chance)
blackLv. 5-20 (4% chance)
blackLv. 5-20 (5% chance)

+26 more

wellspring cave

unova

blackLv. 35-60 (40% chance)
blackLv. 5-20 (60% chance)
blackLv. 5-20 (30% chance)

+21 more

unova victory road

unova

blackLv. 20-50 (1% chance)
blackLv. 20-50 (4% chance)
blackLv. 20-50 (1% chance)

+21 more

unova route 14

unova

blackLv. 25-60 (30% chance)
blackLv. 35-60 (40% chance)
whiteLv. 25-55 (60% chance)

+11 more

striaton city

unova

blackLv. 35-60 (40% chance)
blackLv. 5-20 (60% chance)
blackLv. 5-20 (30% chance)

+17 more

village bridge

unova

blackLv. 35-60 (40% chance)
blackLv. 25-60 (60% chance)
blackLv. 25-60 (30% chance)

+14 more

abundant shrine

unova

blackLv. 35-60 (40% chance)
blackLv. 25-60 (30% chance)
whiteLv. 25-55 (4% chance)

+12 more

challengers cave

unova

blackLv. 25-70 (1% chance)
blackLv. 25-70 (4% chance)
blackLv. 25-70 (5% chance)

+9 more

lostlorn forest

unova

blackLv. 35-60 (40% chance)
blackLv. 5-20 (60% chance)
blackLv. 5-20 (30% chance)

+16 more

floccesy ranch

unova

black 2Lv. 5-15 (5% chance)
black 2Lv. 40-60 (40% chance)
black 2Lv. 5-15 (60% chance)

+13 more

relic passage

unova

black 2Lv. 40-60 (40% chance)
black 2Lv. 10-30 (30% chance)
black 2Lv. 10-30 (5% chance)

+5 more

undella town

unova

black 2Lv. 30-40 (5% chance)
white 2Lv. 30-40 (5% chance)

aspertia city

unova

black 2Lv. 40-60 (40% chance)
black 2Lv. 5-15 (60% chance)
black 2Lv. 5-15 (30% chance)

+9 more

humilau city

unova

black 2Lv. 35-45 (5% chance)
white 2Lv. 35-45 (5% chance)

+15 more locations in other games

Basculin-blue-striped Behaviour and Natural Habitat

Blue-striped Basculin are among the most aggressively territorial Pokémon in existence, known for initiating combat with rival Basculin on sight, particularly with the red-striped variant. Pokédex entries from Black 2 and White 2 document that red and blue-striped Basculin are remarkably violent and perpetually engaged in fighting, suggesting that their populations exist in almost constant states of aquatic conflict. These hostile encounters serve ecological purposes beyond mere aggression, as they establish dominance hierarchies and maintain separation between the two color variants. Blue-striped Basculin typically inhabit flowing rivers and streams where they can utilize their superior speed to dominate localized territories. Despite their combative nature, Pokédex entries from Black and White note that on rare occasions, members of different schools do mingle peacefully, suggesting that aggressive behavior can be suppressed under specific environmental or social conditions. Their dietary preferences remain carnivorous, with blue-striped Basculin being noted as remarkably tasty to both predators and humans, a characteristic that has influenced their availability in game worlds and their ecological significance.

Pokedex Entries

Generation V

black

Red and blue Basculin get along so poorly, they’ll start fighting instantly. These Pokémon are very hostile.

black 2white 2

Red- and blue-striped Basculin are very violent and always fighting. They are also remarkably tasty.

white

Red and blue Basculin usually do not get along, but sometimes members of one school mingle with the other’s school.

Generation VI

x

Red- and blue-striped Basculin are very violent and always fighting. They are also remarkably tasty.

y

Red and blue Basculin usually do not get along, but sometimes members of one school mingle with the other’s school.

omega ruby

Red- and blue-striped Basculin are very violent and always fighting. They are also remarkably tasty.

alpha sapphire

Red and blue Basculin usually do not get along, but sometimes members of one school mingle with the other’s school.

Generation VII

ultra sun

Savage, violent Pokémon, red and blue Basculin are always fighting each other over territory.

ultra moon

When a school of Basculin appears in a lake, everything else disappears, except for Corphish and Crawdaunt. That’s how violent Basculin are.

Generation VIII

sword

Anglers love the fight this Pokémon puts up on the hook. And there are always more to catch— many people release them into lakes illicitly.

shield

In the past, it often appeared on the dinner table. The meat of red-striped Basculin is on the fatty side, and it’s more popular with the youth.

legends arceus

Though it differs from other Basculin in several respects, including demeanor—this one is gentle—I have categorized it as a regional form given the vast array of shared qualities.

Basculin-blue-striped Name Origin & Design Inspiration

The blue-striped Basculin's name derives from 'Basil' and 'rascalin,' emphasizing its herbivorous temperament despite being a carnivorous Pokémon, or alternatively from the word 'basilisk,' reflecting its territorial and aggressive characteristics. The Japanese designation 'Bassrao' combines 'bass' (the fish) with a Japanese suffix suggesting violent or aggressive behavior, perfectly encapsulating the species' nature. Visually, Basculin's design draws heavy inspiration from real-world fish such as piranhas and angelfish, synthesizing the aggressive predatory nature of piranhas with the elegant fin structure and striped patterning of cichlids or angelfish species. The azure coloration of the blue-striped variant specifically echoes marine and freshwater fish that inhabit deep or cool waters, with the stripe pattern serving as distinctive visual identification against the red-striped competitor form. Game designer intent clearly positioned the color variants as rivals mirroring real biological competitive strategies observed in fish schools, where color variations can indicate different populations competing for the same resources. The form's aesthetic design efficiently communicates its hostile nature through aggressive fin positioning and the predatory mouth structure, making identification immediate even at small sprite sizes in earlier Generation games.

Learnable Moves

Basculin-blue-striped can learn 74 moves:

Move
Type
Cat.
Power
Acc.
PP
agilitypsychic
Status
——30
aqua jetwater
Physical
4010020
aqua tailwater
Physical
909010
assurancedark
Physical
6010010
attractnormal
Status
—10015
bitedark
Physical
6010025
blizzardice
Special
110705
bounceflying
Physical
85855
brinewater
Special
6510010
bubble beamwater
Special
6510020
chilling waterwater
Special
5010020
chip awaynormal
Physical
7010020
confidenormal
Status
——20
crunchdark
Physical
8010015
cutnormal
Physical
509530
divewater
Physical
8010010
double teamnormal
Status
——15
double edgenormal
Physical
12010015
endeavornormal
Physical
—1005
endurenormal
Status
——10
facadenormal
Physical
7010020
final gambitfighting
Special
—1005
flailnormal
Physical
—10015
flip turnwater
Physical
6010020
frustrationnormal
Physical
—10020
giga impactnormal
Physical
150905
hailice
Status
——10
head smashrock
Physical
150805
headbuttnormal
Physical
7010015
hidden powernormal
Special
6010015
hydro pumpwater
Special
110805
hyper beamnormal
Special
150905
ice beamice
Special
9010010
ice fangice
Physical
659515
icy windice
Special
559515
liquidationwater
Physical
8510010
mud shotground
Special
559515
muddy waterwater
Special
908510
protectnormal
Status
——10
psychic fangspsychic
Physical
8510010
ragenormal
Physical
2010020
rain dancewater
Status
——5
restpsychic
Status
——5
returnnormal
Physical
—10020
revengefighting
Physical
6010010
reversalfighting
Physical
—10015
roundnormal
Special
6010015
scaldwater
Special
8010015
scale shotdragon
Physical
259020
scary facenormal
Status
—10010
secret powernormal
Physical
7010020
sleep talknormal
Status
——10
snorenormal
Special
5010015
snowscapeice
Status
0—10
soakwater
Status
—10020
substitutenormal
Status
——10
superpowerfighting
Physical
1201005
surfwater
Special
9010015
swaggernormal
Status
—8515
swiftnormal
Special
60—20
tacklenormal
Physical
4010035
tail whipnormal
Status
—10030
take downnormal
Physical
908520
tauntdark
Status
—10020
tera blastnormal
Special
8010010
thrashnormal
Physical
12010010
toxicpoison
Status
—9010
uproarnormal
Special
9010010
water gunwater
Special
4010025
water pulsewater
Special
6010020
waterfallwater
Physical
8010015
wave crashwater
Physical
12010010
whirlpoolwater
Special
358515
zen headbuttpsychic
Physical
809015

Basculin-blue-striped Competitive Battle Guide

In competitive Pokémon battling, blue-striped Basculin occupies a niche role as a physical sweeper, leveraging its 92 Attack and exceptional 98 Speed to outpace and overwhelm many common threats. The Rock Head ability distinguishes this form from its red-striped counterpart, enabling consequence-free usage of powerful recoil-inducing moves like Double-Edge, Head Smash, or Brave Bird through egg move tutelage, maximizing damage output without HP penalty. Basculin's movepool emphasizes physical Water-type attacks such as Waterfall and Aqua Jet, supplemented by coverage moves like Stone Edge, Crunch, and various priority options for maintaining offensive momentum. Its weaknesses to Electric and Grass-type moves remain significant limitations, with base Special Defense of only 55 leaving it vulnerable to special sweepers, requiring careful team composition and speed stat investments to overcome. The hidden ability Mold Breaker offers strategic flexibility against defensive Pokémon reliant on abilities like Filter or Levitate, granting unexpected wallbreaking potential in competitive formats. Usage statistics vary across competitive tiers, with blue-striped Basculin finding occasional appearances in mid-tier competitive play where its speed and attack combination provides advantages before facing over-centralized meta threats. The adaptability of moveset construction, combined with multiple ability options, allows skilled trainers to tailor Basculin to specific strategic roles within their teams.

Commonly Asked Questions About Basculin-blue-striped

What type is Basculin-blue-striped?

Basculin-blue-striped is a water type Pokemon.

What does Basculin-blue-striped evolve into?

Basculin-blue-striped does not evolve into any other Pokemon. It is the final form in its evolution line.

What are Basculin-blue-striped's weaknesses?

Basculin-blue-striped is weak to grass and electric type moves.

Where can I find Basculin-blue-striped?

Basculin-blue-striped can be found in unova route 3 (unova), pinwheel forest (unova) and giant chasm (unova) and 32 other locations.

Basculin-blue-striped Cultural Impact & Franchise History

Basculin's dual-form design has generated lasting intrigue within the Pokémon community, particularly regarding the philosophical and biological implications of maintaining two apparently equal but hostile variants of identical Pokémon. The blue-striped form has inspired countless fan theories about hidden lore suggesting territorial or evolutionary relationships between the color forms, with some theorists proposing environmental factors determine coloration patterns. In competitive communities, blue-striped Basculin maintains consistent recognition as a legitimate choice for physical attacking strategies, appearing in competitive tournament placements and gaining respect for its ability to execute reliable sweeping roles. The species has influenced broader discussions about aggressive Pokémon design philosophy, with blue-striped Basculin becoming iconic representatives of the hostile nature aesthetic introduced prominently in Generation V. Japanese and international gaming communities have created substantial fan art and fan fiction exploring Basculin's aggressive territorial behavior, often depicting encounters between red and blue forms as dramatic confrontations. Merchandising featuring Basculin remains limited compared to more iconic water types, though dedicated enthusiasts maintain strong interest in the species. The introduction of white-striped Basculin in Pokémon Legends: Arceus reinvigorated cultural interest in the entire line, encouraging retrospective appreciation of the original red and blue forms.

Where to Find Basculin-blue-striped in Every Pokémon Game

Blue-striped Basculin becomes available to trainers relatively early in Pokémon Black and White, accessible through fishing in various bodies of water throughout the Unova region with moderate encounter rates. The species appears in subsequent generations with similar availability patterns, typically found in major water routes and fishing locations in games from Generation V onward, including Black 2, White 2, X, Y, Omega Ruby, Alpha Sapphire, Sun, Moon, Ultra Sun, and Ultra Moon. More recent entries including Sword and Shield feature Basculin populations in the Wild Area and various water routes, maintaining consistent availability throughout modern generations. In Pokémon Legends: Arceus, while primarily featuring the white-striped form, blue-striped Basculin remains obtainable through specific locations and evolution mechanics specific to that title's mechanics. Scarlet and Violet continue the tradition of widespread Basculin availability, allowing players to encounter either form through standard fishing mechanics or water-based encounters. Capture rates establish a challenge level of 25 with standard Poké Balls at full health, requiring approximately 3.3% encounter success rate, making patient fishing necessary for acquisition. The base friendship of 70 ensures newly caught wild Basculin maintain neutral disposition toward trainers, requiring gradual relationship building through gameplay progression. Trading between generations remains viable for obtaining blue-striped Basculin across multiple game versions, with compatibility maintained throughout generations V through the present.