Steam achievements in Civ5/Six Degrees to Sid

{| class="wikitable"
| || Six Degrees to Sid
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Play a multiplayer match with another player who has this achievement (starting with Sid).
:A reference to Six Degrees to Kevin Bacon, a game in which players try to connect actors with their co-stars to reach Kevin Bacon in six movies or less.
NOTE: This achievement currently seems to be bugged or not yet implemented, as few if any people have gotten it and it lacks a description in the official Steam achievements list.
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Category:Steam achievements in Civ5