Pranavore

Pranavores were a species native gestalt to Earth that magnified empathic fields and fed on excess positive human emotions, and were harmless beings and naked to the human eye, as they lived on the Psychosphere, a Earth's psychic dimension. They worked on a hive mind, in search of sites of high positive emotions. The Tenth Doctor stated he only recently found out about Pranavores and knew little about them. After altering the damaged ocular circuits on a special helmet, he allowed Gabby Gonzalez the opportunity to view the Pranavores, who Gabby thought looked beautiful. A species known as The Fleshkind experimented with some of then on search of create a psychic weapon, separating them of they hive mind. Without it, they mutated and became into the Cerebravores, attacking and killing all of them, eventually finding the way to break out the Psychosphere.(COMIC: Revolutions of Terror)