They specifically can't be taken down permanently, unless destroyed by a specific method. Usually, however, it takes time for them to reconstitute themselves and find a way back.
But since they were using Cestus' partner, the second part was made easier for them. Not so much, anymore.
Re: [1]
They specifically can't be taken down permanently, unless destroyed by a specific method. Usually, however, it takes time for them to reconstitute themselves and find a way back.
But since they were using Cestus' partner, the second part was made easier for them. Not so much, anymore.