To dream that you are killed (or being chased by a killer) foretells that enemies are working against you....
A dream featuring a banshee is a clear image of the destruction you have been bringing upon yourself. Work on your negative thinking habits - they are bringing you down....
You being killed can represent: A feeling or fear of ill will, victimization, manipulation, or someone or something taking power away from you (physically, emotionally, or mentally...