Key to Vector Sigma (disambiguation)

The Key to Vector Sigma is a term that has been used for multiple Transformers concepts:

• 1985 — The in-fiction Key to Vector Sigma which provides access to Vector Sigma.
• 1985 — The multi-part episode of The Transformers in which said key first appeared:
  • "The Key to Vector Sigma, Part 1"
  • "The Key to Vector Sigma, Part 2"
• 2000 — The Original Transformers — Volume 4: The Key to Vector Sigma, the VHS release of the above episode.
• 2015 — The Transformers Legends events:
  • "The Key to Vector Sigma, Part 1"
  • "Key to Vector Sigma, Part 2"

Not to be confused with:

• Key to Vector Theta
• Other keys

This is a disambiguation page: a list of articles associated with the same title. If an internal link referred you to this page, you may wish to change the link to point directly to the intended article.