Shamblers are supposed to be fairly rare. A sludge on mob. I have almost a stack of their drops and am no where near a sludgeon level. Make their spawning outside of Sludgeons Much Much rarer please.

Thank you for your suggestion - it has been closed, but not forgotten, in order for us to be able to manage our issue tracker for bugs.

Yes please, I agree. they are too common in the swamplands.

They could be less common, I agree.