Level a Crabrawler up on Route 2, and it stays a Crabrawler. Level the exact same Pokémon, at the exact same level, in the waiting room outside the Elite Four, and it stays a Crabrawler too. Take it to Mount Lanakila instead — any part of it — and a single level-up is all it takes. In Sun, Moon, Ultra Sun, and Ultra Moon, this evolution doesn’t check the Pokémon’s level, its held item, or how it gained the level. It checks the map ID the game reads the instant that level-up fires, and there’s exactly one map that satisfies it.
Here’s exactly where that boundary sits, why it’s drawn as one whole mountain instead of scoped to a single room the way Eevee’s Glaceon evolution is on the same peak, and what replaces it if you’re playing anything released after Ultra Moon.
Verified against Bulbapedia and Serebii data current through Pokémon Legends: Z-A’s Mega Dimension DLC (2026). Values may shift if Game Freak patches evolution mechanics in a future update.
Quick Start: Evolving Crabrawler in Under a Minute
- Catch or breed a Crabrawler first — it’s a pure Fighting-type “Boxing Pokémon,” not the finished form.
- Playing Sun, Moon, Ultra Sun, or Ultra Moon? Walk it onto Mount Lanakila. Any mapped part of the mountain counts, not just the summit.
- Level it up while you’re standing there. A single Rare Candy works if you don’t want to grind wild battles.
- Playing Scarlet, Violet, or Legends: Z-A instead? Skip the mountain entirely — use an Ice Stone.
- Playing Pokémon GO? You need 50 Crabrawler Candy plus an active Glacial Lure Module on a nearby PokéStop.
- Check it isn’t holding an Everstone first — that blocks every method above, location or item.
- Once it evolves, expect a typing change (Fighting → Fighting/Ice) and six new weaknesses — retrain its moveset before your next gym or raid.
Why Mount Lanakila and Nowhere Else
In Sun, Moon, Ultra Sun, and Ultra Moon, Crabrawler evolves into Crabominable only “when leveled up at Mount Lanakila” — that’s the exact condition Bulbapedia and Serebii both list, with no secondary method available in those four games.[1][2][3] Level it up on Route 17, in the Ten Carat Hill caves, or anywhere else in Alola and nothing happens. Same level, same move, same Rare Candy — the only variable that matters is which map you’re standing on when the level-up triggers.
The first time I tried this, I didn’t bother hiking to the summit. I leveled a Crabrawler up in the grass patch you reach right after walking in from Tapu Village — the very first field on the mountain — and it evolved on the spot.[4] You don’t need the Icy Cave or the Peak. The entire mapped area, starting at that entrance field, reads as one location for the evolution check.
This is part of a small family of location-based evolutions Game Freak has used since Generation IV: Magneton needs a Special Magnetic Field area to become Magnezone,[12] Eevee needs a Moss Rock to become Leafeon,[13] Eevee needs an Ice Rock to become Glaceon, and Crabrawler needs Mount Lanakila. Game Freak never published the exact internal implementation, but the observed behavior is consistent with each map carrying a location flag that the level-up evolution script reads at the moment a Pokémon gains a level — if the flag matches the one the species is looking for, the evolution branch fires instead of a normal level-up.
The Exact Zone That Counts
Mount Lanakila is the tallest mountain in Alola, entered from Tapu Village on Ula’ula Island. Bulbapedia’s map breaks it into, in climbing order: the Base (the grass field where you first walk in), Upper Reaches split into Lower, Middle, and Upper sections, Icy Cave with Left and Right branches, and the Peak, where the Pokémon Center and League building sit.[4] Ultra Sun and Ultra Moon add a Crater area too. The evolution trigger isn’t scoped to any one of these sub-areas — Bulbapedia’s page describes it for the mountain as a whole, and it worked for me at the very first grass patch, well before the Icy Cave.
That’s worth calling out because it’s not how every location evolution behaves. Eevee’s evolution into Glaceon uses a physically similar setup — Mount Lanakila even has the specific Ice Rock object inside its cave — but the Ice Rock check is scoped much tighter. Bulbapedia’s own entry on the mechanic states that for at least one other Ice Rock location, Twist Mountain, Eevee “must be leveled up in the room with the Ice Rock” and “will not evolve into Glaceon by leveling up anywhere else” in that same overall area.[5] Crabrawler’s check is the opposite scale: instead of one room, it’s the entire named map.
Put the four most common evolution-gate types side by side and the difference is easier to see:
| Evolution | Gate type | What’s actually required | Location matters? |
|---|---|---|---|
| Aron → Lairon → Aggron | Plain level-up | Level 32, then level 42 — nothing else | No |
| Combee → Vespiquen | Hidden-stat gate | Level 21 AND the Combee must be female | No |
| Eevee → Glaceon | Room-scoped location gate | Level up in the specific room holding an Ice Rock | Yes — narrow |
| Crabrawler → Crabominable | Whole-map location gate | Level up anywhere on the Mount Lanakila map | Yes — broad |
Aron’s line and Combee’s line don’t care where you are at all; one checks a counter, the other checks a hidden trait. Glaceon and Crabominable both check location, but at completely different resolutions — a single flagged room versus an entire flagged mountain.
Where to Find and Catch a Crabrawler First
In Sun, Moon, Ultra Sun, and Ultra Moon, wild Crabrawler shows up across a wide spread of Alola’s tall grass: Routes 2, 3, 4, 5, 8, 10, 16, and 17, plus Berry Fields, Poni Plains, Poni Wilds, and Secluded Shore, at level ranges that scale with each area’s position in the story.[6] In Scarlet and Violet, it’s a Paldea beach species — the beaches near Levincia and Porto Marinada are reliable, and it also turns up on Glaseado Mountain, though that area is a slower hunting ground since it’s crowded with actual Ice-types competing for encounter slots.[7]
| Player type | Priority |
|---|---|
| New player | Catch one on Route 2 or 3 early. It’s one of the first Fighting-types available and covers your first couple of trial captains before you have many options. |
| Casual player | Don’t detour for it. Any Crabrawler picked up along the main story routes (8–10) reaches Mount Lanakila naturally when you get there for the Elite Four — evolve it in passing. |
| Hardcore/optimizer | Poni Plains (level 54–57) gives you post-game-tier encounters if you’re hunting for a specific nature or a stronger IV spread to breed from, rather than settling for an early-route catch. |
| Completionist | There’s no version-exclusive window here — Crabrawler isn’t missable, so it’s safe to leave for a post-game Poni Plains catch instead of rushing it early. |
What Changes the Moment It Evolves
Crabrawler is a pure Fighting-type with a 338 base stat total (47 HP / 82 Attack / 57 Defense / 42 Sp. Atk / 47 Sp. Def / 63 Speed).[1][2] Crabominable jumps to 478 (97 / 132 / 77 / 62 / 67 / 43) — HP, Attack, and Defense all climb hard, Special stats move up modestly, and Speed actually drops from 63 to 43.[1][2] That’s worth flagging on its own: most evolutions raise every stat at least a little, but Crabominable trades speed for raw power, so a Crabrawler you were using as a fast Fighting-type attacker turns into a slower wall-breaker the moment it evolves.
The bigger shift is typing: Fighting becomes Fighting/Ice.[1][2] Abilities don’t change — Hyper Cutter or Iron Fist, with Anger Point as the hidden option, carry over from Crabrawler untouched.[1][2] The typing change is what actually reshapes the Pokémon defensively:
| Damage taken | Types |
|---|---|
| 2× (weak) | Fire, Fighting, Flying, Psychic, Steel, Fairy |
| 0.5× (resists) | Bug, Ice, Dark |
| 1× (neutral) | Everything else, including Rock |
Fighting itself belongs on the weakness list, which trips people up because Crabominable is part Fighting-type. The reason is arithmetic, not a mistake: Fighting-type moves are neutral against Fighting-type Pokémon but hit Ice-type Pokémon for double damage, and combining Crabominable’s two types multiplies those numbers together — 1× from the Fighting half, 2× from the Ice half, giving a net 2×. The same logic cancels Rock out to neutral: Fighting resists Rock at 0.5×, Ice is weak to Rock at 2×, and 0.5 × 2 lands back on 1×.[1] Six weaknesses is a lot for one typing, and none of them stack to 4× — Crabominable just has more exploitable angles than its pre-evolution did as a pure Fighting-type.
Movement-wise, evolving unlocks Ice Punch immediately, with Ice Hammer at level 37, Dynamic Punch at level 45, and its strongest level-up option, Close Combat, at level 49.[8] Ice Hammer in particular is the moveset’s backbone — a 100-power physical Ice STAB move that finally gives Crabominable coverage against the Grass, Ground, Flying, and Dragon-types its Fighting side alone can’t touch as cleanly.
Playing Something Other Than Sun, Moon, Ultra Sun, or Ultra Moon?
The location requirement is specific to those four Generation 7 games. Everywhere else, it’s replaced by an item or a candy-and-lure combo:
- Scarlet and Violet — use an Ice Stone directly from the bag on Crabrawler, at any level, anywhere. Ice Stones aren’t sold or handed out at a fixed spot; they spawn as random glimmers scattered across Glaseado Mountain in northern Paldea, so expect to explore rather than follow a set route.[9] It’s the same stone that turns Alolan Sandshrew into Sandslash, so if you’re farming one line, keep the leftovers for the other.
- Legends: Z-A — buy an Ice Stone from the Stone Emporium for 3,000 Pokédollars and use it the same way as in Scarlet and Violet: no level or location requirement.
- Pokémon GO — feed Crabrawler 50 Candy while you’re within range of a PokéStop running an active Glacial Lure Module. A Glacial Lure Module costs 180 PokéCoins in the shop, or occasionally drops from Timed or Special Research — there’s no way to trigger this evolution without one active nearby.[10]
None of these newer methods need you anywhere near Alola. Ice Stone and candy-based evolutions check your bag or your PokéStop radius, not your map ID — which is exactly why Mount Lanakila’s rule stood out in the first place. It’s the only version of this evolution that ever cared about where your feet were standing.
2026 Update: Mega Crabominable Joined the Roster
Pokémon Legends: Z-A’s Mega Dimension DLC added a Mega Evolution for Crabominable — it keeps the Fighting/Ice typing and pushes the base stat total from 478 to 578 (97 / 157 / 122 / 62 / 107 / 33), trading even more Speed for a heavier Attack and Defense spike.[11] You get the Crabominite Mega Stone as a reward for a specific side mission in Lumiose City, which puts you up against two Mega Crabominable fighting each other on the ice at level 110–120.[11] It’s brand new enough that most existing Crabrawler guides don’t mention it yet, so if you’re playing the current build of Legends: Z-A, don’t assume the evolution chain stops at the regular form.
FAQ
Does leveling up Crabrawler anywhere near Mount Lanakila count, like Route 17?
No — the check is tied to the Mount Lanakila map specifically, not the general area around it. If the level-up happens on a different named route or town, even one bordering the mountain, it won’t trigger. The only areas confirmed to work are the ones inside Bulbapedia’s own Mount Lanakila map breakdown: the Base, Upper Reaches, Icy Cave, and Peak.[4]
Can I just use Rare Candy instead of battling on the mountain?
Yes. The evolution check only cares that a level-up event happened while you’re on the map — it doesn’t distinguish between a level gained from experience and one gained from an item. Bring a couple of Rare Candies up the mountain and skip the wild encounters entirely.
Why does Crabominable get weaker to Fighting-type moves when it’s part Fighting-type itself?
Because typing weaknesses multiply per attacking type, not per defending type. Ice-type Pokémon take double damage from Fighting-type attacks, and adding a neutral Fighting-vs-Fighting matchup on top of that doesn’t cancel it — it just carries the 2× straight through. A handful of dual-types work this way; it’s not unique to Crabominable, but it’s easy to assume the Fighting half would protect against Fighting attacks when it doesn’t.
Is the Mount Lanakila method still in Scarlet and Violet as a backup?
No. Scarlet and Violet dropped the location check entirely — Ice Stone is the only method, even if you somehow visited a location analogous to Mount Lanakila. The two evolution systems don’t coexist in the same game.
The Bottom Line
If you’re replaying Sun, Moon, Ultra Sun, or Ultra Moon, the fix for a Crabrawler that won’t evolve is almost always the same: you’re not actually on Mount Lanakila’s map yet, even if you think you’re close. Get onto any part of it — the entrance grass counts as much as the peak — and level up once. Everywhere else in the franchise, from Scarlet and Violet to Legends: Z-A to Pokémon GO, that condition has been replaced by an Ice Stone or a candy-and-lure combo, and the exact spot you’re standing in stops mattering. Either way, budget for a moveset rework once it evolves — a pure Fighting-type attacker with six new weaknesses isn’t the same Pokémon you leveled up five minutes earlier.
Sources
- Bulbapedia — Crabominable (Pokémon): bulbapedia.bulbagarden.net
- Bulbapedia — Crabrawler (Pokémon): bulbapedia.bulbagarden.net
- Serebii.net — Crabrawler: serebii.net
- Bulbapedia — Mount Lanakila: bulbapedia.bulbagarden.net
- Bulbapedia — Ice Rock: bulbapedia.bulbagarden.net
- Serebii.net — Pokédex Locations #739 Crabrawler: serebii.net
- Gamepur — Where to Find Crabrawler in Pokémon Scarlet and Violet: gamepur.com
- Pokémon Database — Crabominable Generation 9 Moves: pokemondb.net
- Gamepur — How to Evolve Crabrawler into Crabominable in Pokémon Scarlet and Violet: gamepur.com
- Dexerto — How to Get Crabrawler in Pokémon Go & Can It Be Shiny?: dexerto.com
- RotomLabs — Mega Crabominable, Legends: Z-A Pokédex: rotomlabs.net
- Bulbapedia — Magnezone (Pokémon): bulbapedia.bulbagarden.net
- Bulbapedia — Leafeon (Pokémon): bulbapedia.bulbagarden.net
- Bulbapedia — Combee (Pokémon): bulbapedia.bulbagarden.net
I've been playing video games for over 20 years, spanning everything from early PC titles to modern open-world games. I started Switchblade Gaming to publish the kind of accurate, well-researched guides I always wanted to find — built on primary sources, tested in-game, and kept up to date after patches. I currently focus on Minecraft and Pokémon GO.