Sturdy

It cannot be knocked out with one hit. One-hit KO moves cannot knock it out, either.

Level-Up

The following Pokémon can equip this ability after reaching a certain level.
# Pokémon Type Level
157 Aerowyrm
54
211 Roggenrola 1
212 Boldore 1
213 Gigalith 1
196 Donphan 1
14 Bonsly 1
15 Sudowoodo 1
228 Spruvyne 1
229 Quervyne
1
230 Sampervyne
1
225 Seedot 100
250 Rangife 54
251 Taranalloy 54
252 Alcesteel
54
216 Aron
1
217 Lairon
1
218 Aggron
1
308 Skarmory
1
320 Kabuto
44
428 Torkoal 36
429 Torkyllium
36
369 Tyrunt
85
370 Tyrantrum
85
219 Gible
85
220 Gabite
85
221 Garchomp
85
113 Magnemite
1
114 Magneton
1
115 Magnezone
1
412 Ovarapt
40
413 Velokota
40
414 Utabazai
40
143 Mudbray 90
144 Mudsdale 90
299 Munchlax 36
300 Snorlax 36
243 Scizor
90
244 Kleavor
54
97 Shellder 72
98 Cloyster
72
118 Dhelmise
85
297 Dwebble
1
298 Crustle
1
283 Shuckle
1
110 Timburr 36
111 Gurdurr 36
112 Conkeldurr 36
68 Binacle
54
69 Barbaracle
54
362 Golett
36
363 Golurk
36
354 Lileep
25
355 Cradily
25
371 Carbink
1
360 Glimmet
40
361 Glimmora
40

Natural Ability

The following Pokémon can have this ability when you find them in the wild.
# Pokémon Type
211 Roggenrola
212 Boldore
213 Gigalith
196 Donphan
14 Bonsly
15 Sudowoodo
228 Spruvyne
229 Quervyne
230 Sampervyne
250 Rangife
251 Taranalloy
252 Alcesteel
216 Aron
217 Lairon
218 Aggron
308 Skarmory
113 Magnemite
114 Magneton
115 Magnezone
297 Dwebble
298 Crustle
283 Shuckle

Hidden Ability

The following Pokémon can have this ability as their hidden ability.
# Pokémon Type
371 Carbink

Tutored Ability

The following Pokémon can be taught this ability.
# Pokémon Type
430 Shleepy
431 Privinee
432 Flairdries
159 Excabrute
157 Aerowyrm
211 Roggenrola
212 Boldore
213 Gigalith
57 Pteroret
65 Scolipede
13 Griffogrif
5 Mafichu
202 Blitzrdrix
205 Sandshrew
206 Sandslash
196 Donphan
14 Bonsly
15 Sudowoodo
228 Spruvyne
229 Quervyne
230 Sampervyne
225 Seedot
226 Nuzleaf
227 Shiftry
250 Rangife
251 Taranalloy
252 Alcesteel
214 Ferroseed
215 Ferrothorn
263 Abomasnow
264 Swinub
265 Piloswine
266 Mamoswine
268 Beartic
381 Totemna
382 Pskulpt
383 Espatch
316 Anorith
317 Armaldo
378 Cubone
379 Marowak
380 Marowail
419 Gropp
420 Cyclobber
326 Aerodactyl
403 Pawniard
404 Bisharp
405 Kingambit
107 Beldum
108 Metang
109 Metagross
101 Empoleon
216 Aron
217 Lairon
218 Aggron
105 Sealeo
106 Walrein
271 Totsicle
272 Frostidon
81 Slowking
278 Ameoberg
407 Roxxik
408 Gravelisk
31 Glaceon
308 Skarmory
318 Omanyte
319 Omastar
320 Kabuto
321 Kabutops
428 Torkoal
429 Torkyllium
287 Minitaur
288 Maxhitaur
340 Tauros
92 Zigglygruf
312 Bagon
313 Shelgon
369 Tyrunt
370 Tyrantrum
359 Mountegrom
96 Arcanine
82 Stufful
83 Bewear
193 Skiddo
194 Gogoat
87 Gallade
219 Gible
220 Gabite
221 Garchomp
113 Magnemite
114 Magneton
115 Magnezone
412 Ovarapt
413 Velokota
414 Utabazai
143 Mudbray
144 Mudsdale
190 Appletun
299 Munchlax
300 Snorlax
243 Scizor
244 Kleavor
97 Shellder
98 Cloyster
197 Rhyhorn
198 Rhydon
199 Rhyperior
222 Larvitar
223 Pupitar
224 Tyranitar
421 Numel
422 Camerupt
23 Herdier
24 Stoutland
208 Tangrowth
118 Dhelmise
245 Heracross
297 Dwebble
298 Crustle
185 Corviknight
283 Shuckle
110 Timburr
111 Gurdurr
112 Conkeldurr
68 Binacle
69 Barbaracle
39 Krabby
40 Kingler
137 Miltank
123 Electivire
301 Turtwig
302 Grotle
303 Torterra
309 Rolycoly
310 Carkol
311 Coalossal
427 Komodor
119 Trubbish
120 Garbodor
362 Golett
363 Golurk
365 Claydol
411 Kangaskhan
354 Lileep
355 Cradily
366 Exeggcute
368 Exeggutor
367 Exegutower
401 Omnibyte
402 Omniczar
371 Carbink
360 Glimmet
361 Glimmora
273 Monophlion
274 Dicephlion
275 Ydraphlion
452 Ustacki
387 Ladstone
388 Marbelle
389 Elegarden
??? Anphage
??? Tusgoyf
??? Llurscayf
??? Cranisect
??? Skultulant