SCP-2999 is the collective designation given to two separate entities originating from the first underground floor of the main base of Prometheus Labs, specifically designated SCP-2999-A and SCP-2999-B.

SCP-2999-A is a sapient 5.17 KB text file titled 'Sarah_Crowely.txt' (For a non-anomalous copy, see Addendum-2999-1). ASCII characters have been arranged in the form of a Celtic knot, which features a leporine-like face with two 'V's to represent fangs on its upper portion, and twelve characters