In ancient times, the evil behavior of some sociopaths was easier to understand by calling it possession by demons. This was also used when people acted irrational or insane. It's very difficult to understand how someone who is human could commit horrible, vicious acts without any remorse or concern. Today, we know that they can and do.
Answer
The DSM IV (the current standard for definitions of mental disorder) defines sociopathy by "...a pervasive pattern of disregard for, and violation of, the rights of others that begins in childhood or early adolescence and continues into adulthood."
While this could be considered akin to the "general" personality of a demon, depending on which demon, and which faith you're referencing, their personalities were quite varied and many did not fit that definition.
That depends on your definition of magical. If you mean are they akin to unicorns than the answer is no.
Mind space if a reference to the mind akin to a computers memory. In that what is on your mind would be filling your mind space.
akin
"You are akin to your sister in terms of temperament."
Akin's birth name is Akin Salawu.
If horrific is akin horrible, why is terrific not akin to terrible?
Molera, it is akin to the fontanelle in a human baby's head.
Lacie Akin
Sunay Akin's birth name is Skr Sunay Akin.
Todd Akin's birth name is William Todd Akin.
Curtis Akin's birth name is Curtis Eugene Akin.
Todd Akin is a Republican.