|Season(s)||7, 8 (Light and Dark)|
|Whereabouts||Outside time and the universe itself|
The Time Vortex was the place where time and space met, intersecting at an angle determined by non-Euclidean geometry. It was the dimensional plane through which all time travellers passed, often using Blood Sigils and/or angels or other beings with time travel powers.
When God fought Father Time. He send him into the time vortex and somehow trapped him there without any internal means of escape. During Season 7, Twilight was working on how to free him. She eventually did, allowing him to escape.