Generation 2 · Pokédex profile
Royal Pokémon
Pokédex entry
It undertakes research every day to solve the mysteries of the world. However, it apparently forgets everything if the Shellder on its head comes off.
Battle data
Pokédex entry
A combination of toxins and the shock of evolving has increased Shellder's intelligence to the point that Shellder now controls Slowking.
Battle data
Conditional evolutions can require additional game-specific prerequisites beyond the displayed method.
| Method | Location | Level | Evidence |
|---|---|---|---|
| Grass (rare)Form: Slowking Galar | Whirl Islands 1f | Lv. 26–27 | Source-indexed, not individually verified |
Rare grass and Surfing encounters inherit the first native slot's level range. Supplemental fishing follows each rod's native slots. These ranges exclude Lure effects and randomizer replacements; eligibility restrictions still apply.
Data source: configured Grand Anthology Gen 1–9 species, forms and abilities. The website uses frame-cropped copies of the game's existing Pokémon sprites, which remain franchise/artist-owned assets. Some alternate forms use labeled default-form artwork when their individual sprite is unavailable. See acknowledgments for credits.