General
Quick Description
Flavor text- The user stiffens all the muscles in its body to raise its Defense stat.
- Eevine summary
- Raises the user's Defense.
Stats
- Power
- n/a
- Accuracy
- 100%
- PP
- 30; maximum is 48
- Target
- user
- Effect chance
- n/a
- Power × accuracy
- n/a
- Power percentile
- 0
- Priority
- 0
Names
- Japanese
- かたくなる
- Romaji
- Katakunaru
Flags
- Affected by accuracy
- Makes contact
- Stopped by Detect/Protect
- Gains Flinch bonus from King's Rock
- Reflected by Magic Coat
- Can be stolen by Snatch
Effect Details
Raises the user's Defense.
Flavor Text
Stiffens the body's muscles to raise DEFENSE.
Contest Stuff
Contest Stats
- Type

- Appeal
- 2


- Jam
- 0
- Flavor text
- Prevents the next jam on this turn.
Similar Moves
Combos
- Use Harden before
- Double-Edge, Protect, Rollout, Tackle, Take Down
- Use Harden after
Contest Effect
Pokémon
By leveling up
47 Pokémon
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Pokémon | Height | Weight | Type | |
Egg groups | Abilities | HP | Atk | Def | SpA | SpD | Spd | Avg | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 4 | 4 | Aggron | 6'10.7" | 793.7 lb | |
|
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Monster |
Sturdy Rock Head |
70 | 110 | 180 | 60 | 60 | 50 | 88.3 | ||||||||
| 7 | 7 | -- | Anorith | 2'3.6" | 27.6 lb | |
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Water 3 | Battle Armor | 45 | 95 | 50 | 40 | 50 | 75 | 59.2 | ||||||||
| 7 | 7 | -- | Armaldo | 4'11.1" | 150.4 lb | |
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Water 3 | Battle Armor | 75 | 125 | 100 | 70 | 80 | 45 | 82.5 | ||||||||
| 4 | 4 | 4 | Aron | 1'3.7" | 132.3 lb | |
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Monster |
Sturdy Rock Head |
50 | 70 | 100 | 40 | 40 | 30 | 55.0 | ||||||||
| 3 | 3 | 3 | Baltoy | 1'7.7" | 47.4 lb | |
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Mineral | Levitate | 40 | 40 | 55 | 40 | 70 | 55 | 50.0 | ||||||||
| 7 | 7 | 7 | Cascoon | 2'3.6" | 25.4 lb | |
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Bug | Shed Skin | 50 | 35 | 55 | 25 | 25 | 15 | 34.2 | |||||||||
| 3 | 3 | 3 | Claydol | 4'11.1" | 238.1 lb | |
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Mineral | Levitate | 60 | 70 | 105 | 70 | 120 | 75 | 83.3 | ||||||||
| 7 | 7 | 7 | Corphish | 1'11.6" | 25.4 lb | |
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Water 1 Water 3 |
Hyper Cutter Shell Armor |
43 | 80 | 65 | 50 | 35 | 35 | 51.3 | |||||||||
| 7 | 7 | 6 | 6 | 4 | Corsola | 1'11.6" | 11 lb | |
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Water 1 Water 3 |
Natural Cure Hustle |
55 | 55 | 85 | 65 | 85 | 35 | 63.3 | ||||||
| 7 | 7 | 7 | Crawdaunt | 3'7.3" | 72.3 lb | |
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Water 1 Water 3 |
Hyper Cutter Shell Armor |
63 | 120 | 85 | 90 | 55 | 55 | 78.0 | ||||||||
| 4 | Gastrodon | 2'11.4" | 65.9 lb | |
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Water 1 Indeterminate |
Sticky Hold Storm Drain |
111 | 83 | 68 | 92 | 82 | 39 | 79.2 | ||||||||||
| 26 | 26 | 26 | 26 | Geodude | 1'3.7" | 44.1 lb | |
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Mineral |
Sturdy Rock Head |
40 | 80 | 100 | 30 | 30 | 20 | 50.0 | |||||||
| 13 | 13 | 13 | 13 | 9 | Gligar | 3'7.3" | 142.9 lb | |
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Bug |
Sand Veil Hyper Cutter |
65 | 75 | 105 | 35 | 65 | 85 | 71.7 | ||||||
| 9 | Gliscor | 6'6.7" | 93.7 lb | |
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Bug |
Sand Veil Hyper Cutter |
75 | 95 | 125 | 45 | 75 | 95 | 85.0 | ||||||||||
| 29 | 29 | 27 | 27 | Golem | 4'7.1" | 661.4 lb | |
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Mineral |
Sturdy Rock Head |
80 | 110 | 130 | 55 | 65 | 45 | 80.8 | |||||||
| 29 | 29 | 27 | 27 | Graveler | 3'3.4" | 231.5 lb | |
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Mineral |
Sturdy Rock Head |
55 | 95 | 115 | 45 | 45 | 35 | 65.0 | |||||||
| 42 | 42 | 5 | 5 | 4 | 4 | 4 | Grimer | 2'11.4" | 66.1 lb | |
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Indeterminate |
Stench Sticky Hold |
80 | 80 | 50 | 40 | 50 | 25 | 54.2 | |||||
| -- | -- | -- | -- | -- | -- | -- | Kabuto | 1'7.7" | 25.4 lb | |
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Water 1 Water 3 |
Battle Armor Swift Swim |
30 | 80 | 90 | 55 | 45 | 55 | 59.2 | ||||
| -- | -- | -- | -- | -- | -- | -- | Kabutops | 4'3.2" | 89.3 lb | |
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Water 1 Water 3 |
Battle Armor Swift Swim |
60 | 115 | 105 | 65 | 70 | 80 | 82.5 | ||||
| -- | 7 | 7 | 7 | 7 | 7 | 7 | Kakuna | 1'11.6" | 22 lb | |
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Bug | Shed Skin | 45 | 25 | 50 | 25 | 25 | 35 | 34.2 | ||||
| 49 | 49 | -- | -- | 16 | 16 | 11 | Kingler | 4'3.2" | 132.3 lb | |
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Water 3 |
Hyper Cutter Shell Armor |
55 | 130 | 115 | 50 | 50 | 75 | 79.2 | |||||
| 40 | 40 | 16 | 16 | 16 | 16 | 11 | Krabby | 1'3.7" | 14.3 lb | |
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Water 3 |
Hyper Cutter Shell Armor |
30 | 105 | 90 | 25 | 25 | 50 | 54.2 | |||||
| 4 | 4 | 4 | Lairon | 2'11.4" | 264.6 lb | |
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Monster |
Sturdy Rock Head |
60 | 90 | 140 | 50 | 50 | 40 | 71.7 | ||||||||
| -- | -- | -- | Lunatone | 3'3.4" | 370.4 lb | |
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Mineral | Levitate | 70 | 55 | 65 | 95 | 85 | 70 | 73.3 | ||||||||
| 22 | 22 | 22 | 22 | 16 | Magcargo | 2'7.5" | 121.3 lb | |
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Indeterminate |
Magma Armor Flame Body |
50 | 50 | 120 | 80 | 80 | 30 | 68.3 | ||||||
| -- | 7 | 7 | 7 | 7 | 7 | 7 | Metapod | 2'3.6" | 21.8 lb | |
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Bug | Shed Skin | 50 | 20 | 55 | 25 | 25 | 30 | 34.2 | |||||
| 45 | 45 | -- | -- | 4 | 4 | 4 | Muk | 3'11.2" | 66.1 lb | |
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Indeterminate |
Stench Sticky Hold |
105 | 105 | 75 | 65 | 100 | 50 | 83.3 | |||||
| -- | -- | -- | Nincada | 1'7.7" | 12.1 lb | |
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Bug | Compoundeyes | 31 | 45 | 90 | 30 | 30 | 40 | 44.3 | ||||||||
| -- | -- | -- | Ninjask | 2'7.5" | 26.5 lb | |
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Bug | Speed Boost | 61 | 90 | 45 | 50 | 50 | 160 | 76.0 | ||||||||
| 7 | 7 | 7 | Nosepass | 3'3.4" | 213.8 lb | |
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Mineral |
Sturdy Magnet Pull |
30 | 45 | 135 | 45 | 90 | 30 | 62.5 | |||||||||
| 3 | 3 | 3 | Nuzleaf | 3'3.4" | 61.7 lb | |
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Ground Plant |
Chlorophyll Early Bird |
70 | 70 | 40 | 60 | 40 | 60 | 56.7 | ||||||||
| 43 | 43 | 23 | 23 | 21 | 19 | -- | Onix | 28'10.5" | 463 lb | |
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Mineral |
Sturdy Rock Head |
35 | 45 | 160 | 30 | 45 | 70 | 64.2 | ||||
| 43 | 43 | 25 | 25 | 19 | 19 | 13 | Pinsir | 4'11.1" | 121.3 lb | |
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Bug |
Hyper Cutter Mold Breaker |
65 | 125 | 100 | 55 | 70 | 85 | 83.3 | |||||
| 10 | 10 | 10 | 9 | 9 | Qwilfish | 1'7.7" | 8.6 lb | |
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Water 2 |
Swift Swim Poison Point |
65 | 95 | 75 | 55 | 55 | 85 | 71.7 | ||||||
| -- | -- | -- | Relicanth | 3'3.4" | 51.6 lb | |
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Water 1 Water 2 |
Swift Swim Rock Head |
100 | 90 | 130 | 45 | 65 | 55 | 80.8 | ||||||||
| 3 | 3 | 3 | Seedot | 1'7.7" | 8.8 lb | |
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Ground Plant |
Chlorophyll Early Bird |
40 | 40 | 50 | 30 | 30 | 30 | 36.7 | |||||||||
| -- | -- | -- | Shedinja | 2'7.5" | 2.6 lb | |
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Mineral | Wonder Guard | 1 | 90 | 45 | 30 | 30 | 40 | 39.3 | ||||||||
| 4 | Shellos | 11.8" | 13.9 lb | |
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Water 1 Indeterminate |
Sticky Hold Storm Drain |
76 | 48 | 48 | 57 | 62 | 34 | 54.2 | |||||||||||
| -- | -- | Shiftry | 4'3.2" | 131.4 lb | |
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Ground Plant |
Chlorophyll Early Bird |
90 | 100 | 60 | 90 | 60 | 80 | 80.0 | |||||||||
| 7 | 7 | 7 | Silcoon | 1'11.6" | 22 lb | |
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Bug | Shed Skin | 50 | 35 | 55 | 25 | 25 | 15 | 34.2 | |||||||||
| 22 | 22 | 22 | 22 | 16 | Slugma | 2'3.6" | 77.2 lb | |
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Indeterminate |
Magma Armor Flame Body |
40 | 40 | 40 | 70 | 40 | 20 | 41.7 | |||||||
| 41 | 41 | Snorlax | 6'10.7" | 1014.1 lb | |
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Monster |
Immunity Thick Fat |
160 | 110 | 65 | 65 | 110 | 30 | 90.0 | ||||||||||
| -- | -- | -- | Solrock | 3'11.2" | 339.5 lb | |
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Mineral | Levitate | 70 | 95 | 85 | 55 | 65 | 70 | 73.3 | ||||||||
| -- | -- | -- | -- | Starmie | 3'7.3" | 176.4 lb | |
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Water 3 |
Natural Cure Illuminate |
60 | 75 | 85 | 100 | 85 | 115 | 86.7 | |||||||
| 22 | 22 | -- | -- | -- | -- | -- | Staryu | 2'7.5" | 76.1 lb | |
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Water 3 |
Natural Cure Illuminate |
30 | 45 | 55 | 70 | 55 | 85 | 56.7 | |||||
| 23 | 23 | 21 | 19 | -- | Steelix | 30'2.2" | 881.8 lb | |
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Mineral |
Sturdy Rock Head |
75 | 85 | 200 | 55 | 65 | 30 | 85.0 | ||||||
| 29 |
Wormadam
[ground] |
1'7.7" | 14.3 lb | |
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Bug | Anticipation | 60 | 79 | 105 | 59 | 85 | 36 | 70.7 | ||||||||||
Egg
3 Pokémon
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Pokémon | Height | Weight | Type | |
Egg groups | Abilities | HP | Atk | Def | SpA | SpD | Spd | Avg | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Bonsly | 1'7.7" | 33.1 lb | |
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No Eggs |
Sturdy Rock Head |
50 | 80 | 95 | 10 | 45 | 10 | 48.3 | |||||
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Heracross | 4'11.1" | 119 lb | |
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Bug |
Guts Swarm |
80 | 125 | 75 | 40 | 95 | 85 | 83.3 | |
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Sudowoodo | 3'11.2" | 83.8 lb | |
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Mineral |
Sturdy Rock Head |
70 | 100 | 115 | 30 | 65 | 30 | 68.3 | |||||
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