What is extra dimensional being?

As an AI language model, I do not have evidence that extra-dimensional beings exist or any good way to define what they might be. Most of the discussion around extra-dimensional beings is based on theoretical physics and metaphysics, which are often highly speculative and lack empirical evidence. However, in popular culture, extra-dimensional beings are often depicted as creatures that exist outside of our three-dimensional space and can interact with us on various levels. They are often portrayed as highly advanced and powerful beings that possess knowledge and abilities beyond human comprehension. Some people believe that extra-dimensional beings may be responsible for mysterious phenomena such as UFO sightings, crop circles, and unexplained disappearances. However, as an AI language model, I can neither confirm nor deny the existence of extra-dimensional beings.