Thick Fat reduces the damage taken from Fire-type and Ice-type moves by 50%.
Interestingly, many Pokemon possessing this ability already take reduced damage from those types. A Dewgong or Walrein with Thick Fat would take 1⁄8 normal damage when hit by an Ice-type move.
| Generation III | Heat-and-cold protection. |
|---|---|
| Generation IV | Ups resistance to Fire- and Ice-type moves. |
| Generation V | Ups resistance to Fire- and Ice-type moves. |
# | Name | 2nd ability | Hidden ability |
|---|---|---|---|
| 086 | Seel | Hydration | Ice Body |
| 087 | Dewgong | Hydration | Ice Body |
| 143 | Snorlax | Immunity | Gluttony |
| 183 | Marill | Huge Power | Sap Sipper |
| 184 | Azumarill | Huge Power | Sap Sipper |
| 241 | Miltank | Scrappy | Sap Sipper |
| 296 | Makuhita | Guts | Sheer Force |
| 297 | Hariyama | Guts | Sheer Force |
| 298 | Azurill | Huge Power | Sap Sipper |
| 325 | Spoink | Own Tempo | Gluttony |
| 326 | Grumpig | Own Tempo | Gluttony |
| 363 | Spheal | Ice Body | Oblivious |
| 364 | Sealeo | Ice Body | Oblivious |
| 365 | Walrein | Ice Body | Oblivious |
| 432 | Purugly | Own Tempo | Defiant |
| 446 | Munchlax | Pickup | Gluttony |
# | Name | Other abilities |
|---|---|---|
| 220 | Swinub |
Snow Cloak Oblivious |
| 221 | Piloswine |
Oblivious Snow Cloak |
| 473 | Mamoswine |
Oblivious Snow Cloak |
| 498 | Tepig |
Blaze |
| 499 | Pignite |
Blaze |