Theory:Caitlin

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The following fan theories are about Caitlin.

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Theories

Theory	Citations	Notes
Caitlin has a power.	None	• Caitlin's reaction to Peter's demonstration powers is suspicious. (Lizards) - It could be surprise at the abnormal. + It could be curiosity in something she's seen before. + Caitlin does not tell her brother that she's seen Peter do more than the electricity trick saying, "A girl's got to have her secrets." (Kindred) - Caitlin has not exhibited any signs of having a power. - Caitlin reached for a gun when threatened. (Lizards) + She might not have an offensive power. + She might be unaware of her power. + She may want to keep it a secret.
Caitlin has the power of electricity.	None.	+ In Petrified Lightning, Caitlin shares a story of how a hero was able to call on the powers of his mermaid love by saying her name; likewise, when Peter does the same, and calls Caitlin's name, Electricity flows freely, just like how the mermaid gave her power to her hero. - Caitlin herself provides an interpretation: "she showed him his own power." + Caitlin wasn't surprised, scared, or harmed when the electrical arcs danced to and all around her. - Peter was able to access electricity before his first aired meeting with Caitlin. (Four Months Later) - Peter acquired electricity from a woman, Elle, at some time in the four months between How to Stop an Exploding Man and Four Months Later. This woman is trying to find him. (Fight or Flight & Behind the Eclipse interview)
Caitlin will die of the virus in the future.	None	+ She is trapped in the future so she could get infected - She may not exist anymore because of being left in the future.
Caitlin will be the main focus of Peter in a race against time.	After he arrives back in the main time line without her, he will have to save her before the "Shanti Virus" problem is solved. If not, the 'possible future' time line she is stuck in, will cease to exist and her along with it. She will then become the first "Time Line" casualty.	• In some strange twist of fate Peter will have to go back to a time when the Shanti virus outbreak was still a possible future in order to go forward in time and rescue her.