Keen Eye
Accuracy can't be lowered.
Pokémon with this ability
Pidgey
Pidgeotto
Pidgeot
Spearow
Fearow
Farfetch'd
Hitmonchan
Sentret
Furret
Hoothoot
Noctowl
Sneasel
Skarmory
Wingull
Pelipper
Sableye
As a hidden ability
No Pokémon has it as a hidden ability.
As of v0.75.0 · engine 22ba612f