To ensure that all Alien Swarm content is verifiable, anyone may question an uncited claim by inserting a {{fact}} tag, which results in the citation needed banner being inserted.


— Example: Most people believe in ghosts.

Kitchen sink Citation needed!
Please verify the facts in this article or section.
Kitchen sink

  • Exercise caution before relying upon unsourced claims.
  • If you can provide a reliable source for the claim, please be bold and replace the "Citation needed" template with enough information to locate the source. You may leave the copyediting to someone else.
  • If someone tagged your contributions with "Fact" and you disagree, discuss the matter on the article's discussion page.

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