Raises the user’s Defense by one stage.
Power
—
Accuracy
—
PP
30
Priority
0
Pokémon that learn Harden (92)
#0011
Metapod
#0012
Butterfree
#0014
Kakuna
#0015
Beedrill
#0074
Geodude
#0075
Graveler
#0076
Golem
#0088
Grimer
#0089
Muk
#0095
Onix
#0098
Krabby
#0099
Kingler
#0120
Staryu
#0121
Starmie
#0127
Pinsir
#0140
Kabuto
#0141
Kabutops
#0143
Snorlax
#0185
Sudowoodo
#0207
Gligar
#0208
Steelix
#0211
Qwilfish
#0214
Heracross
#0218
Slugma
#0219
Magcargo
#0222
Corsola
#0266
Silcoon
#0267
Beautifly
#0268
Cascoon
#0269
Dustox
#0273
Seedot
#0274
Nuzleaf
#0275
Shiftry
#0275
Shiftry
#0290
Nincada
#0291
Ninjask
#0292
Shedinja
#0299
Nosepass
#0304
Aron
#0305
Lairon
#0306
Aggron
#0337
Lunatone
#0338
Solrock
#0341
Corphish
#0342
Crawdaunt
#0343
Baltoy
#0344
Claydol
#0347
Anorith
#0348
Armaldo
#0369
Relicanth
#0422
Shellos
#0423
Gastrodon
#0438
Bonsly
#0472
Gliscor
#0476
Probopass
#0524
Roggenrola
#0525
Boldore
#0526
Gigalith
#0582
Vanillite
#0583
Vanillish
#0584
Vanilluxe
#0597
Ferroseed
#0598
Ferrothorn
#0610
Axew
#0636
Larvesta
#0665
Spewpa
#0703
Carbink
#0712
Bergmite
#0713
Avalugg
#0719
Diancie
#0736
Grubbin
#0737
Charjabug
#0738
Vikavolt
#0767
Wimpod
#0769
Sandygast
#0770
Palossand
#0771
Pyukumuku
#0794
Buzzwole
#0797
Celesteela
#0805
Stakataka
#0808
Meltan
#0809
Melmetal
#0864
Cursola
#0904
Overqwil
#0932
Nacli
#0933
Naclstack
#0934
Garganacl
#0950
Klawf
#0968
Orthworm
#0969
Glimmet
#0970
Glimmora
#0978
Tatsugiri