Illuminati has 10 letters Krissy_punk has 10 letters (because underscores are characters not letters ) der somewhat short krissy_punk is Illuminati confirmed.
madnessgirl has 10 letters there is 10 triangles in a shape that has 10 triangles in so amy is ilumainati comfirmed also @Annabeaauu is illumilkatti
The-triangle cultus and all-seeing eyes are inherited from the Freemasons, but that's none of my business.