Defiant

When its stats are lowered its Attack increases.

Game descriptions

Black
White
Black 2
White 2
When its stats are lowered its Attack increases.
X
Y
O.Ruby
A.Sapphire
Boosts the Pokémon’s Attack stat when its stats are lowered.
Sun
Moon
Ultra Sun
Ultra Moon
Boosts the Pokémon’s Attack stat sharply when its stats are lowered.
Sword
Shield
B.Diamond
S.Pearl
Boosts the Pokémon’s Attack stat sharply when its stats are lowered.

Other languages

EnglishDefiant
SpanishCompetitivo
ItalianAgonismo
Japaneseまけんき (Makenki)
GermanSiegeswille
FrenchAcharné