Synchronize
If the Pokémon is burned, paralyzed, or poisoned by another Pokémon, that Pokémon will be inflicted with the same status condition.
Pokémon with this ability9 Pokémon
FAQ
What does Synchronize do?
If the Pokémon is burned, paralyzed, or poisoned by another Pokémon, that Pokémon will be inflicted with the same status condition.
Which Pokémon have Synchronize?
9 Pokémon have it, e.g. Mew, Espeon, Umbreon, Ralts, Kirlia, Gardevoir, Indeedee, Indeedee（F）.