luxray

Increases damage inflicted to 1.25× against Pokémon of the same gender, but decreases damage to 0.75× against the opposite gender.

“The Pokémon's competitive spirit makes it deal more damage to Pokémon of the same gender, but less damage to Pokémon of the opposite gender.”

Lowers opponents' Attack one stage upon entering battle.

“When the Pokémon enters a battle, it intimidates opposing Pokémon and makes them cower, lowering their Attack stats.”

Increases Attack to 1.5× with a major status ailment.

“It's so gutsy that having a status condition boosts the Pokémon's Attack stat.”