
Bouldus How to Evolve, Best Build & Team
- Aniidex
- No. 058
- Stat total
- 516
- Catch rate
- 28%
- Forms
- 2
- Support tier
- B
- Author
- Dakota Chinnick
- Methodology
- Data Methodology
Bouldus is a Earth Support Aniimo (Nova). Get it by evolving Baleetle at level 39. The game itself recommends it as a Earth Support.
A stone ball that had stayed with Baleetle day and night. It gained consciousness after a rough bump, tired of being controlled, it swallowed Baleetle and could finally move by its own will.
- Evolves from
- Baleetle · Evolves at Lv. 39
- Weak to
- Water, Grass
- Support rank
- #11 of 19
- Rare forms
- Sparkling 1 in 20,000
- Best Homeland job
- Earth Lv. 3
How to get Bouldus
Obtainability: Hard to get.
- EvolutionEvolve Baleetle at level 39. Baleetle · Learn passive talent [Peculiar Rock Ball].
- BossAlso fought as Alpha Bouldus. Bouldus as a boss
Bouldus has no wild spawn in the current build. It appears only as a field boss: Bouldus.
1- BouldusBoss · Approximate area
- Berylline Vale Lv 47
Bouldus as a boss
Bouldus guards 1 spot(s) in Idyll as an Alpha or Omega Aniimo. Boss versions are tougher and larger, and drop rewards on defeat.
Quests featuring Bouldus as a boss
How to catch Bouldus
Bouldus has a base catch rate of 28% at full HP with a standard Aniipod. Lowering its HP, breaking it and throwing from behind all raise the odds. About 1 in 20,000 wild encounters is Sparkling, a rare mutation every species can roll.
| Aniipod | Multiplier | Works on | Chance at full HP |
|---|---|---|---|
| Aniipod | ×1 | Up to Lv 1 | 28% |
| Legendary Aniipod | ×1 | Up to Lv 35 | 28% |
| Aniipod Pro | ×1.5 | Up to Lv 25 | 42% |
| Aniipod Hyper | ×2 | Up to Lv 35 | 56% |
| Aniipod Mega | ×2 | Up to Lv 35 | 56% |
| Aniipod Track | ×2 | Up to Lv 35 | 56% |
| Legendary Aniipod: Windchase Departure | Guaranteed | Up to Lv 35 | 100% |
| Sparkling Cube | Guaranteed | Up to Lv 35 | 100% |
Chances are the game's base rate times the Aniipod multiplier at full HP, capped at 100%. Real throws are better than this once the target is damaged or broken. Catch calculator →
Track down Bouldus on the live map
MetaBot Desktop maps all of Idyll (spawns, bosses, transporters and chests) and remembers what you've already collected, so you never sweep the same area twice.
- Every spawn point & boss
- Mark pins as collected
- Search & nearest transporter

Bouldus base stats
Bouldus's six base stats total 516. Its ATK sits at the 77th percentile of all 196 ranked forms; bars show where each stat falls across the roster.

- HP
- 91
- ATK
- 114
- BREAK
- 52
- P.DEF
- 101
- M.DEF
- 54
- REGEN
- 104
- Sparkling chance
- 1 in 20,000
- Weight
- 6 kg
- Height
- 1.4 m
- Pathfinding
- Sprint Lv. 1
Is Bouldus Good?
CalculatedBouldus ranks #11 of 19 Support Aniimo on the Meta ladder, B tier within its role. Against other Support Aniimo it stands out in P.DEF 101, REGEN 104. It trails them in M.DEF 54, HP 91.
Why Bouldus ranks there as a Support
Top 7% for REGEN and top 36% for DEF among ranked Aniimo. The game itself recommends it for its element and role. Weakest input: team effects (top 61%).
- REGEN 23/25
- team effects 14/35
- DEF 13/20
- HP 9/20
- Game pick +15
- Above the role median
- P.DEF 101 (median 72), REGEN 104 (median 90)
- Below the role median
- M.DEF 54 (median 74), HP 91 (median 95)
Nearest Support Aniimo in the ranking
Ranked within its role on stats, skills and the game’s own picks, with the tier list’s published weights; team fit and investment are not part of the score. Best Support Aniimo
Best Bouldus build
Bouldus plays as a Support, and its kit is fixed (the game files list no alternative moves), so building Bouldus comes down to the skill to lead with, its trait, the held items that suit a Support and who it fights alongside.
- Lead skill
- Clay Ball · 40 power · 10 EP · 1s cooldown
- Ultimate
- Boulder Blast · 175 power
- Trait
- Rock Empowerment
- Team
- PomawkGracewingErlathAll suggested teams
Bouldus skills and mechanics
5 skills for Bouldus, each with its element, damage type, power, EP cost and cooldown.
Bouldus kit at a glance
Bouldus has 5 skills in its kit. The game files list no alternative moves to swap in, so every skill below is part of how it plays.
- Hardest-hitting skill: Clay Ball (40 power).
- Ultimate: Boulder Blast (175 power, charged on its gauge rather than EP).
- BREAK damage across its skills: 72.
Trait
Rock Empowerment — [Rock Piles] created by Bouldus can be destroyed by Waleetle’s [Stone Ball Drift], releasing shock waves and applying [Disintegration] to the target. [Disintegration]: Each stack reduces Earth Resistance by 7.5 and Movement Speed by ?% for 20s, up to 6 stacks.
| Skill | Element | Kind | Power | EP | Cooldown |
|---|---|---|---|---|---|
| ATKBasic attack Wields the power of earth to attack targets at close range.Physical damage | Earth | Physical | — | — | — |
| Rock Tackle Charges briefly in place, then rushes at the target and slams into it, dealing damage and creating 4 [Rock Piles] around the target. | — | Utility | — | — | — |
| Rolling Ball Transforms into a ball that moves forward automatically for 15s. Direction can be adjusted. Hitting an enemy deals damage, while bouncing off a wall deals AoE damage equal to 15 Might to nearby targets. Jump is available in the Rolling Ball state, dealing AoE damage equal to ? Might on landing. Jump cooldown: 5s.40 EP · 1s cooldown | Earth | Utility | — | 40 | 1 s |
| Clay Ball Throws a clay ball in a straight line in the direction faced, dealing damage on hit and applying Disintegration effect.10 EP · 1s cooldown | — | Basic attack | 40 | 10 | 1 s |
| Boulder BlastUltimate Spins rapidly across the ground, pulling in debris before detonating violently. On explosion, deals AoE damage and generates 6 [Rock Piles] around the Bouldus.8s cooldown | — | Basic attack | 175 | — | 8 s |
A “?” marks a value the game calculates while you play; the game files do not contain it, so we do not guess it.
Strengths, weaknesses and spatial counters
Bouldus is weak to Water, Grass and resists Fire, Lightning, Ice, Earth.
| Fire | Water | Grass | Lightning | Ice | Earth | Wind | Light | Dark |
|---|---|---|---|---|---|---|---|---|
| 0.625× | 1.6× | 1.6× | 0.625× | 0.625× | 0.625× | 1× | 1× | 1× |
Spatial counters
Bouldus has no Flying or Tunneling state and no Pound or Ranged skill.
Bouldus evolution
Bouldus is the final stage of its evolution line.
Best teammates and teams for Bouldus
Teammates are picked by rule, not by rating alone: each one fills a role Bouldus lacks and resists an element it is weak to. The stat ladder only breaks ties.
Game-recommended Earth Support
TuckinBreaker · Grass · ModerateAdds a Breaker · Resists Water, Grass · Game-recommended Grass Breaker
GlacyHealer · Water/Ice · Easy to getAdds a Healer · Resists Water · Game-recommended Water Healer
LeafyRegen · Grass/Water · ModerateAdds a Regen · Resists Water · Game-recommended Grass Regen
IrisalisDPS · Grass · ModerateAdds a DPS · Resists Water, Grass · Game-recommended Grass DPS
Suggested parties
Best overall
- BouldusSupport · Earth · Hard to get
- PomawkBreaker · Grass · Moderate
- GracewingHealer · Wind · Easy to get
- ErlathRegen · Water · Moderate
- DamageLow
- BreakHigh
- HealingHigh
- SupportHigh
- EnergyHigh
- Element coverage6/9
No weakness shared by two membersNo Pound skill for Tunneling foes
With easy-to-get teammates
- BouldusSupport · Earth · Hard to get
- SusutaBreaker · Water · Easy to get
- GlacyHealer · Water/Ice · Easy to get
- FlamerionRegen · Fire · Easy to get
- DamageMedium
- BreakHigh
- HealingHigh
- SupportHigh
- EnergyHigh
- Element coverage6/9
No weakness shared by two membersNo Pound skill for Tunneling foes
Bouldus in Homeland
Homeland jobs Bouldus can work, and the facilities whose recipes use them.
Facilities it can work
Bouldus forms (2)
Every form of Bouldus. A form can change elements, stats, trait, skills and where it spawns.
Compare Bouldus forms
All 2 forms on the same axes, so you can see what a form actually changes: elements, role, base stats, weaknesses, catch rate, trait, skills, Homeland work and where it spawns.
| Form | Basic | Snowfield Form |
|---|---|---|
| Kind | Basic form · Default form | Regional form |
| Element | Earth | EarthIce |
| Role | Support | Support |
| HP | 91 | 91 |
| ATK | 114 | 114 |
| BREAK | 52 | 52 |
| P.DEF | 101 | 101 |
| M.DEF | 54 | 54 |
| REGEN | 104 | 104 |
| Base stat total | 516 | 516 |
| Weak to | Water 1.6×, Grass 1.6× | Grass 1.6× |
| Trait | Rock Empowerment | Rock Empowerment |
| Skill | ATKRock TackleRolling BallClay BallBoulder Blast | ATKRock TackleRolling BallIce SphereClay BallBoulder Blast |
| Homeland jobs | Earth 3, Carry 3 | Earth 3, Carry 3, Ice 2 |
| Movement | Sprint 1 | Sprint 1 |
Basic · Basic form · Default form
Snowfield Form · Regional form
Bouldus is a Earth Support Aniimo at the Nova stage with a base-stat total of 516; its best stat is ATK at 114. Its base catch rate is 28% at full HP, and about 1 in 20,000 wild encounters is Sparkling. Bouldus evolves from Baleetle. Bouldus is the final stage of its line. Bouldus takes extra damage from Water (1.6×), Grass (1.6×). Bouldus is B tier on the meta tier list: #11 of 19 Support Aniimo, ranked on stats, skills and the game's own picks. On the combat ladder Bouldus sits in tier B, ranked #73 of 196 forms. It appears as a field boss: Alpha Bouldus (Lv 47). Bouldus has 1 extra forms — Snowfield Form — each with its own elements, stats or habitat. In Homeland, Bouldus works best at Earth (level 3).
See Also
Aniimo guides
Help us maintain accuracy! If you notice incorrect stats, missing data, or any issues, your feedback directly improves the quality of our data for the entire community.
Bouldus FAQ
Where can I find Bouldus?
Bouldus has no wild spawn in the current game files. Evolve Baleetle at level 39.
What is the catch rate of Bouldus?
Bouldus has a 28% base catch rate at full HP with a standard Aniipod. A Aniipod Track raises that to 56% at full HP, and lowering its HP, breaking it or throwing from behind raises it further.
How rare is a Sparkling Bouldus?
About 1 in 20,000 wild Bouldus is Sparkling, a rare mutation the game rolls when a wild Aniimo appears.
What does Bouldus evolve into?
Bouldus does not evolve any further.
What element is Bouldus and what is it weak to?
Bouldus is a Earth Aniimo. It is weak to Water, Grass and resists Fire, Lightning, Ice, Earth.
What is a good team for Bouldus?
One rule-built party is Bouldus, Pomawk, Gracewing, Erlath; together they hit 6 of the 9 elements super-effectively.
Can Bouldus fly or tunnel in battle?
Bouldus has no Flying or Tunneling state and no Pound or Ranged skill.
Is there a boss version of Bouldus?
Yes. Bouldus appears in the open world as Alpha Bouldus (Lv 47). Each boss page lists its location, level and the nearest transporter.
Is Bouldus good?
Bouldus is B tier among Support Aniimo — #11 of 19 on the meta tier list, which weighs stats, skills and the game's own recommendations. By base stats, Bouldus is tier B on the combat ladder — ranked #73 of 196 forms. As a Support, its standout stat is ATK.
What are the best skills for Bouldus?
Bouldus has 5 skills in its kit. The game files list no alternative moves to swap in, so every skill below is part of how it plays. Hardest-hitting skill: Clay Ball (40 power). Ultimate: Boulder Blast (175 power, charged on its gauge rather than EP). BREAK damage across its skills: 72.
What is the best Bouldus build?
Bouldus has a fixed kit, so its build is about what to lead with and who to pair it with: Lead skill: Clay Ball; Ultimate: Boulder Blast; Trait: Rock Empowerment; Team: Pomawk, Gracewing, Erlath.

