King's Rock is a held item that might make the target flinch when the holder inflicts damage.
Effects[]
In battle[]
- Has a 10% chance of causing the target Pokémon to flinch when using a move that deals damage and does not already have a chance to flinch.
Evolution[]
- Evolves Poliwhirl into Politoed when held and levelled up during the day.
- Evolves Slowpoke into Slowking when held and levelled up.