The Pokémon move Harden. Information on which Pokémon are able to learn the move as well as its description can be found below, organized by name and generation. For a complete list of all the Pokémon moves, check out our complete move list.
| Name | RedBlu | Yel | GolSil | Cry | RubSap | Eme | FirLea | DiaPea | Pla | HeaSou | BlaWhi | B2W2 | XY | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Metapod | Basic | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | |
| Kakuna | Basic | Basic | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | |
| Geodude | lvl 26 | lvl 26 | lvl 26 | lvl 26 | ||||||||||
| Graveler | lvl 29 | lvl 29 | lvl 27 | lvl 27 | ||||||||||
| Golem | lvl 29 | lvl 29 | lvl 27 | lvl 27 | ||||||||||
| Grimer | lvl 42 | lvl 42 | lvl 5 | lvl 5 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | |
| Muk | lvl 45 | lvl 45 | lvl 33 | lvl 33 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | |
| Onix | lvl 43 | lvl 43 | lvl 23 | lvl 23 | lvl 21 | lvl 21 | lvl 19 | Basic | Basic | Basic | Basic | Basic | Basic | |
| Krabby | lvl 40 | lvl 40 | lvl 16 | lvl 16 | lvl 16 | lvl 16 | lvl 16 | lvl 11 | lvl 11 | lvl 11 | lvl 11 | lvl 11 | lvl 11 | |
| Kingler | lvl 49 | lvl 49 | lvl 16 | lvl 16 | lvl 16 | lvl 16 | lvl 16 | lvl 11 | lvl 11 | lvl 11 | lvl 11 | lvl 11 | lvl 11 | |
| Staryu | lvl 22 | lvl 22 | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | |
| Starmie | Basic | Basic | ||||||||||||
| Pinsir | lvl 43 | lvl 43 | lvl 25 | lvl 25 | lvl 19 | lvl 19 | lvl 19 | lvl 13 | lvl 13 | lvl 13 | lvl 13 | lvl 11 | lvl 11 | |
| Kabuto | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | |
| Kabutops | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | |
| Snorlax | lvl 41 | lvl 41 | ||||||||||||
| Gligar | lvl 13 | lvl 13 | lvl 13 | lvl 13 | lvl 13 | lvl 9 | lvl 9 | lvl 9 | lvl 9 | lvl 7 | lvl 7 | |||
| Steelix | lvl 23 | lvl 23 | lvl 21 | lvl 21 | lvl 19 | Basic | Basic | Basic | Basic | Basic | Basic | |||
| Qwilfish | lvl 10 | lvl 10 | lvl 10 | lvl 10 | lvl 9 | lvl 9 | lvl 9 | lvl 9 | lvl 9 | lvl 9 | lvl 9 | |||
| Slugma | lvl 22 | lvl 22 | lvl 22 | lvl 22 | lvl 22 | lvl 16 | lvl 16 | lvl 16 | lvl 14 | lvl 14 | lvl 14 | |||
| Magcargo | lvl 22 | lvl 22 | lvl 22 | lvl 22 | lvl 22 | lvl 16 | lvl 16 | lvl 16 | lvl 14 | lvl 14 | lvl 14 | |||
| Corsola | lvl 7 | lvl 7 | lvl 6 | lvl 6 | lvl 6 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | |||
| Silcoon | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | |||||
| Cascoon | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | |||||
| Seedot | lvl 3 | lvl 3 | lvl 3 | lvl 3 | lvl 3 | lvl 3 | lvl 3 | lvl 3 | lvl 3 | |||||
| Nuzleaf | lvl 3 | lvl 3 | lvl 3 | lvl 3 | lvl 3 | lvl 3 | lvl 3 | lvl 3 | lvl 3 | |||||
| Shiftry | Basic | Basic | Basic | Basic | Basic | |||||||||
| Nincada | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | |||||
| Ninjask | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | |||||
| Shedinja | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | |||||
| Nosepass | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 4 | lvl 4 | |||||
| Aron | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | Basic | Basic | |||||
| Lairon | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | Basic | Basic | |||||
| Aggron | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | Basic | Basic | |||||
| Lunatone | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | |||||
| Solrock | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | |||||
| Corphish | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | |||||
| Crawdaunt | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | lvl 7 | |||||
| Baltoy | lvl 3 | lvl 3 | lvl 3 | lvl 3 | lvl 3 | lvl 3 | lvl 4 | Basic | Basic | |||||
| Claydol | lvl 3 | lvl 3 | lvl 3 | lvl 3 | lvl 3 | lvl 3 | lvl 4 | Basic | Basic | |||||
| Anorith | lvl 7 | lvl 7 | lvl 7 | Basic | Basic | Basic | Basic | Basic | Basic | |||||
| Armaldo | lvl 7 | lvl 7 | lvl 7 | Basic | Basic | Basic | Basic | Basic | Basic | |||||
| Relicanth | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | Basic | |||||
| Shellos | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | ||||||||
| Gastrodon | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | lvl 4 | ||||||||
| Gliscor | lvl 9 | lvl 9 | lvl 9 | lvl 9 | lvl 7 | lvl 7 | ||||||||
| Roggenrola | lvl 4 | lvl 4 | lvl 4 | |||||||||||
| Boldore | lvl 4 | lvl 4 | lvl 4 | |||||||||||
| Gigalith | lvl 4 | lvl 4 | lvl 4 | |||||||||||
| Vanillite | lvl 4 | lvl 4 | lvl 4 | |||||||||||
| Vanillish | lvl 4 | lvl 4 | lvl 4 | |||||||||||
| Vanilluxe | lvl 4 | lvl 4 | lvl 4 | |||||||||||
| Ferroseed | Basic | Basic | Basic | |||||||||||
| Ferrothorn | Basic | Basic | Basic | |||||||||||
| Spewpa | Basic | |||||||||||||
| Carbink | Basic | |||||||||||||
| Bergmite | Basic | |||||||||||||
| Avalugg | Basic |