What does the Impish nature do?

Impish raises Defense by 10% and lowers Sp. Atk by 10%.

What stat does Impish increase?

Impish increases Defense by 10% and decreases Sp. Atk by 10%. HP is unaffected.

A Impish Pokémon likes Sour flavors (tied to Defense) and dislikes Dry flavors (tied to Sp. Atk).

Yes. Use a Impish Mint to apply the Impish stat effect to any Pokémon without changing its displayed nature.

Nature

Raises Defense, lowers Sp. Atk.

Raises Defense +10%

Lowers Sp. Atk −10%

LikesSour

DislikesDry

Physical walls and bulky physical attackers. A top defensive nature.

Bold −Attack Relaxed −Speed Lax −Sp. Def

What does the Impish nature do?: Impish raises Defense by 10% and lowers Sp. Atk by 10%.
What stat does Impish increase?: Impish increases Defense by 10% and decreases Sp. Atk by 10%. HP is unaffected.
What flavor does a Impish Pokémon like?: A Impish Pokémon likes Sour flavors (tied to Defense) and dislikes Dry flavors (tied to Sp. Atk).
Can I change a Pokémon to Impish?: Yes. Use a Impish Mint to apply the Impish stat effect to any Pokémon without changing its displayed nature.