Iron Boulder
Iron Boulder · #1022
Iron Boulder is a Rock / Psychic-type mons. Base stats: Attack 227 · Defense 195 · Stamina 189. Maximum CP at level 50 is 3579. The shiny variant has not yet been released in the game. Use the IV calculator below to lock the exact stats from your appraisal bars.
Hundo CP — Iron Boulder at 100% IV
The exact CP a perfect 15/15/15 Iron Boulder shows at each encounter type. If the CP matches, it can be a hundo — verify with the IV calculator.
| Field Research reward | CP 1340 |
| Raid / egg / breakthrough | CP 1787 |
| Weather-boosted raid | CP 2234 |
| Wild (L30 cap) | CP 2681 |
| Wild, weather-boosted (L35) | CP 2905 |
| Shadow (grunt catch) → purifies to hundo | CP 692 |
| Shadow (leader / shadow raid) → purifies to hundo | CP 1755 |
Purify-to-hundo: a shadow Iron Boulder caught at exactly these CPs is 13/13/13 — purification adds +2 to every IV, making it a guaranteed 15/15/15.
Base stats
CP tier
Top-tier raid attacker (3500+ max CP)
Is Iron Boulder worth powering up?
For the collection — Iron Boulder isn't a meta raid attacker. Power up for the dex love, not the damage charts.
Recommended movesets
Weakness chart — what beats Iron Boulder
Best counter recommendations
Frequently asked
Iron Boulder reaches a maximum CP of 3579 at level 50 with perfect 15/15/15 IVs (weather-boosted or lucky). At level 40 the CP cap is roughly 88% of that.
The shiny variant has not yet been released in the game.
Iron Boulder is in the top raid attacker tier — usable across multiple bosses with the right move set.
For the collection — Iron Boulder isn't a meta raid attacker. Power up for the dex love, not the damage charts.
Related tools
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Data last updated: 2026-07-15
More: /dex/1022 (English) — Raid performance, PvP performance