Abilities, Gooey
3 species have Gooey as a hidden ability, 2 as a normal one
Of the 1,025 species this site covers, default forms only
SinceGen VI
Normal2
Hidden3
Elsewhere2
Effect, in PokéAPI's words
“Lowers attacking Pokémon's Speed by one stage on contact.”
As a hidden ability
Goomy
Sliggoo
GoodraAs a normal ability
Wiglett
WugtrioElsewhere in PokéAPI
2 more holders without a page here
Alternate forms and other species that PokéAPI lists with Gooey.
Sliggoo Hisui (hidden), Goodra Hisui (hidden)