Basculegion Male is a Water/Ghost-type Pokémon introduced in Generation VIII and a final stage of its evolution line, with a base stat total of 530.
Basculegion Male
Abilities
Raises SPEED in rain.
Powers up moves of the same type.
Moves can be used regardless of abilities.
Hidden AbilityBase Stats
Basculegion Male's Weaknesses and Resistances
Evolution Chain
Basculin White Striped evolves into Basculegion Male by take 294+ recoil damage without fainting.
Basculegion Male 
Forms
Basculegion Male Playthrough, Competitive, and Nuzlocke Usage
Using Basculegion Male in a Playthrough
Basculin is a fast, aggressive pure Water Pokemon with base 92 Attack and 98 Speed, but only the White-Striped Form can evolve. Red-Striped Basculin commonly uses Reckless or Adaptability, Blue-Striped Basculin can use Rock Head or Adaptability, and White-Striped Basculin instead has Rattled or Adaptability; all three can have Mold Breaker as a Hidden Ability in modern games. White-Striped Basculin evolves into Basculegion after accumulating at least 294 HP of recoil damage without fainting, with the exact level-up requirement differing slightly in Legends: Arceus. Basculegion becomes Water/Ghost and gains enormous base 120 HP; males emphasize physical offense with base 112 Attack and 80 Special Attack, while females have base 92 Attack and 100 Special Attack. Swift Swim doubles Speed in rain, Adaptability increases the same-type attack bonus from 1.5 to 2 times, and Mold Breaker bypasses opposing abilities, giving either sex several viable approaches. Wave Crash, Aqua Jet, Shadow Ball, Hydro Pump, Flip Turn, and other coverage make the family dangerous, but recoil-heavy evolution and attacks require much more caution in ordinary story play than the raw offensive numbers suggest.
Basculegion Male in Competitive Pokémon
Red- and Blue-Striped Basculin were always niche lower-tier attackers, valued mostly for base 98 Speed, Adaptability-boosted Water STAB, and aggressive options such as Aqua Jet or recoil moves. Basculegion raised the family's competitive ceiling dramatically in Generation IX. Male Basculegion is the stronger physical wallbreaker, using base 112 Attack, Adaptability or Swift Swim, Wave Crash, and Aqua Jet, while female Basculegion trades 20 Attack for 20 Special Attack and functions more naturally as a special wallbreaker with Hydro Pump, Shadow Ball, and Flip Turn. Last Respects was so powerful on Basculegion and Houndstone that Smogon ultimately banned the move itself from SV OU after Pokémon HOME rather than leaving the Pokemon banned solely because of that one attack. Without Last Respects, the forms settled into more ordinary lower-tier roles—male Basculegion is currently NU and female Basculegion RU—but both remain dangerous rain abusers and Adaptability wallbreakers. Their middling base 78 Speed outside rain and limited defensive stats besides HP keep them manageable without the banned move.
Basculegion Male in Nuzlockes
The Basculin family presents an unusual Nuzlocke dilemma because the evolution requirement itself asks White-Striped Basculin to take large amounts of recoil damage. The required 294 HP can be accumulated across battles and healed between them, but fainting resets the progress in ordinary modern mechanics—and in a permadeath run fainting would end the attempt entirely. Once evolved, Basculegion is much safer because base 120 HP, Normal and Fighting immunities, and Water/Ghost resistances create useful defensive opportunities, while Aqua Jet can finish weakened opponents before they move. Adaptability is the most straightforward damage ability, whereas Swift Swim can make Basculegion extremely fast in rain; Wave Crash is powerful but its recoil should be reserved for situations where the extra damage is truly necessary. The quadruple-free typing is useful, but Electric, Grass, Ghost, and Dark moves still hit super effectively, so its large HP pool should not encourage careless switching.
Learnsets
61 moves · Scarlet Violet
Level Up
Machine
Egg
Pokédex Entries
1 entries
Clads itself in the souls of comrades that perished before fulfilling their goals of journeying upstream. No other species throughout all Hisui's rivers is Basculegion's equal.
Additional Images
PokeAPI sprites
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Basculegion Male Biology and Behavior
Basculegion forms when a White-Striped Basculin becomes possessed by the souls of other Basculin from its school that died during the dangerous upstream journey. Those spirits strengthen the survivor and attack with it, giving the species its Ghost typing. Male Basculegion are physically stronger than females and have red markings and more aggressive facial features.
Basculegion Male Biological Data
- National Pokédex
- #902
- Species
- Big Fish Pokémon
- Height
- 9' 10" (3.0 m)
- Weight
- 242.5 lbs (110.0 kg)
- Habitat
- Currently Unknown
- Color
- Green
- Body Style
- Fish
- Gender
- 50% female / 50% male
Misc
Catch Rate: 135
Base Experience: 265 Exp
Hatch Counter: 20
Basculegion Male Size Comparison: BETA
Basculegion Male is listed at 9' 10" (3.0 m) and shown in an in-chart visual comparison.

How is visual size determined?
Pokédex height is treated as the official listed measurement, but the chart uses pose-aware visual scaling so each sprite looks reasonable in a direct comparison.
For long or coiled Pokémon, the listed height may represent total body length rather than upright height. For Pokémon with floppy ears, leaves, feathers, antennae, wings, or other flexible features, the chart usually measures to the top of the solid, substantial part of the head or body instead of the tallest decorative feature.
The goal is not to replace the official height, but to make the artwork compare naturally at the size it appears to occupy.












