>>49415967>black pokemonIs this a joke or did you mean something else? Any way, these are good for sneaky catches, they have a better success ratio in exchange of the shitty range. The other ones are for mons that fly, are too far away or are too fast, so you they are good even for water mons, it's just the easy to throw one.
And before wondering if they are breedable you better wish they can appear in future pokemon games at all, I can see these cool balls becoming boring modern Pokeballs when you send the mons to a new game with breeding