The Brain Spawn

The Brain Spawn are fictional alien entities from the TV show "Futurama." They are depicted as a collective consciousness that absorbs knowledge from various beings to become more intelligent. Their goal is to prevent intelligent life from evolving, fearing future destruction caused by advanced civilizations. To achieve this, they often delete or neutralize intelligent species, including humans, to stop potential threats. In essence, they serve as a narrative device illustrating the idea of extreme measures taken to prevent possible catastrophic outcomes from technological progress.