This is the symbol of a documented class of anomalies in which broods will act out scenarios of "episodes" that come from the ever forgotten "My little pony: Friendship is magic" kids TV show that was forgotten 2 centuries ago. These scenarios however do not play exactly as the original and are instead full of violence, horror and other dark actions. [See Below from an example as Spoilers are indeed ahead]

Recorded Example:
||[A Wedding that involved a Class 10 being replaced by the Shapeless Class 10: Resulted in a massive genocide of various broodmothers and shapeless, the location was entirely destroyed and the Shapeless Class was [REDACTED]||

It is entirely speculated that during the bio engineering of the entity the entity had been forced to acknowledge the resources and it forces the broods to play out these scenarios. Further testing is underway.