Wave Crash
Learned at Lv. 44
Scarlet Violet

Big Fish Pokémon
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.
Core species facts, alternate varieties, and Pokédex placements at a glance.
| National | #902 |
| Champions | #902 |
| Hisui | #167 |
| Kitakami | #195 |
Battle-ready training facts pulled from EV yield, growth curve, and wild held item data.
x³No wild held item data available.

Understanding damage taken from different types is crucial for battles. Plan your team accordingly!
Tip: Build your team with Pokémon that cover each other's weaknesses!
Damage multipliers from all 18 attacking types
Basculegion's Water / Ghost typing gives it 4 weaknesses but strong offensive coverage against ground, rock, fire, ghost, psychic types
Basculegion totals 530 across its base stats, profiling as a balanced Pokémon with a flexible stat spread. Lean on its HP (120) when planning sets, and cover for its weaker Defense (65).
Its Water, Ghost typing leaves Basculegion with 4 weaknesses against 6 resistances and 2 full immunities. Notably, it carries no 4× weaknesses, which makes it harder to punish. On offense, its STAB moves threaten 5 types for super-effective damage.
A catch rate of 135 puts Basculegion in the moderate range — a few Great Balls usually get the job done. It levels on the Medium experience curve. Defeating it grants HP +3 EVs, which is worth remembering when EV-training your own team.
View all Basculegion trading cards and their competitive usage.
View Basculegion TCG Cards →3.0 m
110.0 kg
Doubles Speed during rain.
Increases the same-type attack bonus from 1.5× to 2×.
Bypasses targets' abilities if they could hinder or prevent a move.
5,100
Hatch Counter: 20
135
Higher values mean easier to catch
50
Initial friendship level
Medium Fast
Experience points needed to level up
Basculegion is a dual-type Water, Ghost Pokémon.
Basculegion takes 2× damage from Ghost, Grass, Electric, Dark type moves. It is immune to Normal, Fighting type moves.
Basculegion is the final form of the Basculin → Basculegion evolution line.
Basculegion has a base stat total of 530: HP 120, Attack 112, Defense 65, Sp. Atk 80, Sp. Def 75, Speed 78. Its highest stat is HP (120).
| English | Basculegion |
| Japanese | イダイトウ |
| Japanese (Kanji) | イダイトウ |
| Roomaji | Idaitou |
| Korean | 대쓰여너 |
| French | Paragruel |
| German | Salmagnis |
| Spanish | Basculegion |
| Italian | Basculegion |
| Chinese (Traditional) | 幽尾玄魚 |
| Chinese (Simplified) | 幽尾玄鱼 |





Where this Pokémon appears in supported games, including method, level range, and encounter conditions.
High-signal moves surfaced from learnsets and move metadata, grouped by battle purpose.
Reliable same-type attacks that match this Pokémon's typing.
Learned at Lv. 44
Scarlet Violet
Learned at Lv. 25
Legends Arceus
Has a chance to lower the target’s Special Defense by one stage.
TM/TR Moves
Scarlet Violet
Off-type attacks that expand what this Pokémon can threaten.
Learned at Lv. 56
Scarlet Violet
User receives 1/2 the damage inflicted in recoil.
Learned at Lv. 52
Scarlet Violet
User receives 1/3 the damage inflicted in recoil.
Learned at Lv. 48
Scarlet Violet
Hits every turn for 2-3 turns, then confuses the user.
Support, disruption, and setup tools worth noticing.
TM/TR Moves
Scarlet Violet
Confuses the target.
TM/TR Moves
Scarlet Violet
Has a chance to freeze the target.
TM/TR Moves
Scarlet Violet
Raises the user’s Speed by two stages.
Learned at Lv. 36
Scarlet Violet
User receives 1/4 the damage it inflicts in recoil.
Basculegion can have the Swift Swim, Adaptability abilities. Its hidden ability is Mold Breaker.