ITT: reflect ludicrous/wrong pokedex entries through an ability or move
"Magcargo's body temperature is approximately 18,000 degrees Fahrenheit. Water is vaporized on contact. If this Pokémon is caught in the rain, the raindrops instantly turn into steam, cloaking the area in a thick fog."
Ability: Extreme Heat
immunity to water, rain and water moves activate the effects of haze