Neutralizing Gas (かがくへんかガス, Kagaku Henka Gasu?) is an Ability exclusive to the Koffing evolution lines, introduced in Generation VIII.
Effect
| Generations | Description |
|---|---|
| Generation VIII | If the Pokémon with Neutralizing Gas is in the battle, the effects of all Pokémon's Abilities will be nullified or will not be triggered. |
Pokémon
| Pokémon | Type | First Ability | Second Ability | Hidden Ability | |
|---|---|---|---|---|---|
 | Koffing |  Poison | Levitate | Neutralizing Gas | Stench |
 | Weezing | Poison | Levitate | Neutralizing Gas | Stench |
 | Galarian Weezing | Poison /  Fairy | Levitate | Neutralizing Gas | Misty Surge |
| Generation III · Generation IV · Generation V · Generation VI · Generation VII · Generation VIII · Generation IX | |
| A | |
| B | |
| C | |
| D | |
| G | |
| H | |
| I | |
| L | |
| M | |
| N |
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| P | |
| Q | |
| R | |
| S | |
| T | |
| U | |
| W | |
| Pokémon Sword and Pokémon Shield · Pokémon Brilliant Diamond and Pokémon Shining Pearl | |