Where is this thing if the Grimers aren't carrying it?
They are, I caught mine holding it.
>>30134361
At what? A 1% chance? I 'grinded' for about ~two hours on the third island with no luck
>>30134261
What game OP? SM?
>>30134437
Yes, SM.
>>30134261
1. Catch caterpie
2. Evolve to butterfree, has compound eyes
3. Get black sludge
>>30134261
>tfw got it accidentally on my first try
5% chance it's holding it. Get a pokemon with Frisk or just keep catching them until you get one with it.
>>30134510