I agree with @highlander's assessment: INTJ 7 smacks of mistyped ENTP to me.
I have wondered about that idea of enneagram's correlating with certain MBTI types. I think...was it blackcat who made an entire chart for it?
How reliable is such an idea?
'Consciousness is not simply a sensory-perceptual affair, a matter of mental imagery, as the contents of our mind would have us believe. It is deeply enmeshed with the brain mechanisms that automatically promote action readiness' - Jaak Panksepp