|Generation VIII||Boosts the Pokémon's Speed stat drastically if hit by a Fire- or Water-type move.|
|The Pokémon's Speed stat is raised by six stages by Fire and Water-type moves.|
The Pokémon does not become immune to damage caused by Fire and Water-type moves.
|The Pokémon's egg requires half the steps it usually would to hatch.|
|^H signifies a hidden ability|
- The user having its speed stat increased drastically by Water and Fire-type moves is a reference to how real-life steam engines require heat and water to help them move faster.
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