Changes

The Hive Mind is not a single mind capable of small, conscious thought the way a [[Human|Human's]]'s mind works, but instead it is a grand agglomeration created from the psychic presence of untold billions of Tyranid creatures. It is a nightmarish and unfathomable intelligence that allows Tyranids to coordinate and adapt as if every Tyranid creature is merely a part of a single massive organism, one which is utterly focused on consuming all other life.{{Fn|1}}{{Fn|2}}

The psychic presence of the Hive Mind is so powerful that it radiates out of Tyranids like a flood. This permeating psychic power on the gigantic scale of a [[Hive Fleet]] distorts the [[Warp]] for light years around the fleet's position, preventing [[Imperial]] [[Astropath]]s from sending or receiving telepathic messages, stopping spacecraft entering the warpWarp {{Cite This}} and forcing spacecraft already in the warp Warp wildly off-course as warp Warp travel becomes increasingly unpredictable. This invasive "shadow Shadow in the warpWarp" sows terror and confusion on prey worlds as it traps and prevents the doomed inhabitants from calling for assistance. It even penetrates into the minds of nearby creatures and manifests as a primal malaise that can never be expelled. If a creature has psychic potential, the horror they feel is magnified tenfold and using their psychic abilities could drive them into incurable insanity. As a Hive Fleet approaches a target planet, whole populations will plunge into madness and despair even before the first Tyranids have made planetfall.{{Fn|1}}{{Fn|3}}