--- title: "Poison/Rock Weakness: Resistances, Immunities & Pokémon | pokee.si" url: "https://pokee.si/types/poison-rock" description: "Poison/Rock Pokémon are weak to Ground for 4× damage, and to Water, Psychic and Steel for 2× damage. On pokee.si." last_updated: "2026-10-20" publisher: "pokee.si: a Pokédex for families (unofficial fan site)" --- Dual type # Poison/Rock weakness **Poison/Rock Pokémon are weak to Ground for 4× damage, and to Water, Psychic and Steel for 2× damage.** They resist 6 types and take normal damage from 8 types. ## Poison/Rock damage taken | Damage | Attacking types | | --- | --- | | 4× | [Ground](https://pokee.si/types/ground) | | 2× | [Water](https://pokee.si/types/water), [Psychic](https://pokee.si/types/psychic), [Steel](https://pokee.si/types/steel) | | 1× | [Electric](https://pokee.si/types/electric), [Grass](https://pokee.si/types/grass), [Ice](https://pokee.si/types/ice), [Fighting](https://pokee.si/types/fighting), [Rock](https://pokee.si/types/rock), [Ghost](https://pokee.si/types/ghost), [Dragon](https://pokee.si/types/dragon), [Dark](https://pokee.si/types/dark) | | ½× | [Normal](https://pokee.si/types/normal), [Fire](https://pokee.si/types/fire), [Flying](https://pokee.si/types/flying), [Bug](https://pokee.si/types/bug), [Fairy](https://pokee.si/types/fairy) | | ¼× | [Poison](https://pokee.si/types/poison) | ## Best types to use against Poison/Rock To beat a Poison/Rock Pokémon, use Ground moves: it deals 4× damage. Water, Psychic and Steel moves also hit for 2×. Do not waste turns on Poison (¼×), Normal (½×), Fire (½×), Flying (½×) and Bug (½×). Poison/Rock and Rock/Poison are the same typing: in battle the order of a Pokémon's two types makes no difference, so a Rock/Poison search lands on this page too. Going the other way, Poison and Rock moves between them hit Fire, Grass, Ice, Flying, Bug and Fairy super effectively, but Ground and Steel take reduced or no damage from both. 4 Pokémon have the Poison/Rock typing: 3 species and 1 alternate form, first appearing in Generation 7 and spanning 2 generations to Generation 9. The highest base stat total is Mega Glimmora with 625; the average across the group is 518. ## 4 Poison/Rock Pokémon - [Nihilego](https://pokee.si/pokemon/nihilego) - [Glimmet](https://pokee.si/pokemon/glimmet) - [Glimmora](https://pokee.si/pokemon/glimmora) - [Mega Glimmora](https://pokee.si/pokemon/glimmora?form=glimmora-mega) (form) ## Quick answers ### What is Poison/Rock weak to? Poison/Rock Pokémon are weak to Ground for 4× damage, and to Water, Psychic and Steel for 2× damage. ### What is Poison/Rock immune to? Poison/Rock Pokémon have no type immunities. ### What resists Poison/Rock? Poison/Rock Pokémon resist Normal (½×), Fire (½×), Flying (½×), Bug (½×), Fairy (½×) and Poison (¼×). ### What is the best type against Poison/Rock? To beat a Poison/Rock Pokémon, use Ground moves: it deals 4× damage. Water, Psychic and Steel moves also hit for 2×. Do not waste turns on Poison (¼×), Normal (½×), Fire (½×), Flying (½×) and Bug (½×). ## Related type pages Single types: [Poison](https://pokee.si/types/poison), [Rock](https://pokee.si/types/rock). [All dual-type combinations](https://pokee.si/types/dual). [Type chart and calculator](https://pokee.si/types). ### More Poison combinations - [Normal/Poison](https://pokee.si/types/normal-poison) - [Fire/Poison](https://pokee.si/types/fire-poison) - [Water/Poison](https://pokee.si/types/water-poison) - [Electric/Poison](https://pokee.si/types/electric-poison) - [Grass/Poison](https://pokee.si/types/grass-poison) - [Fighting/Poison](https://pokee.si/types/fighting-poison) - [Poison/Ground](https://pokee.si/types/poison-ground) - [Poison/Flying](https://pokee.si/types/poison-flying) - [Poison/Psychic](https://pokee.si/types/poison-psychic) - [Poison/Bug](https://pokee.si/types/poison-bug) - [Poison/Ghost](https://pokee.si/types/poison-ghost) - [Poison/Dragon](https://pokee.si/types/poison-dragon) - [Poison/Dark](https://pokee.si/types/poison-dark) - [Poison/Steel](https://pokee.si/types/poison-steel) - [Poison/Fairy](https://pokee.si/types/poison-fairy) ### More Rock combinations - [Fire/Rock](https://pokee.si/types/fire-rock) - [Water/Rock](https://pokee.si/types/water-rock) - [Electric/Rock](https://pokee.si/types/electric-rock) - [Grass/Rock](https://pokee.si/types/grass-rock) - [Ice/Rock](https://pokee.si/types/ice-rock) - [Fighting/Rock](https://pokee.si/types/fighting-rock) - [Ground/Rock](https://pokee.si/types/ground-rock) - [Flying/Rock](https://pokee.si/types/flying-rock) - [Psychic/Rock](https://pokee.si/types/psychic-rock) - [Bug/Rock](https://pokee.si/types/bug-rock) - [Rock/Dragon](https://pokee.si/types/rock-dragon) - [Rock/Dark](https://pokee.si/types/rock-dark) - [Rock/Steel](https://pokee.si/types/rock-steel) - [Rock/Fairy](https://pokee.si/types/rock-fairy) --- Source: https://pokee.si/types/poison-rock (HTML page). pokee.si is an unofficial fan site and is not affiliated with Nintendo, Creatures, GAME FREAK or The Pokémon Company. 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