The Fallen Agent

SCP xxxx
Special containment procedures: SCP xxxx is considerd to be of high priority and a standard non humanoid holding cell is able to contain SCP xxxx.
Description: ``The fallen agent´´ is a especific agent^1 in the scp organization wich is above average within it.However this agent has almost no records within files of the organization.^2This agent has however been very useful despite having little to no information about him.At time when he was contained, in (data expunged) he showed great distress and aggression to personnel however, the agent has been through interrogation and considered to be "The Perfect Agent". This agent has about 80% knowledgebase
Of:
1. The foundation
2. Most Scp numbers and knowledge (all known and unknown the organization)
3.All dispatch training ( as he can perform there tasks as well as the most qualified within the various teams).
Footnotes:
1.there have been multiple test failures for the explanation of agent gender and appearance,yet his apperance is the same.
2. O-5 command is paranoid of the agent could be a spy sent by the (data expunged, O-5 approval neccesary for information)