"I won't spoil the conclusion if you're eager to see this through."
This article contains MAJOR SPOILERS relating to
some of the most pivotal parts of Worm. Although all articles may contain spoilers, this article will reveal major plot twists and should almost certainly be avoided unless you have finished the story.
"I'm guessing there's more that I don't know about?"
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Many of the Nine experienced members are killed or captured at Brockton Bay forcing the group to go on a recruiting spree to keep their numbers up. They let in a flood of new members to make up for the deficit.