I've watched a bunch of testimonies over the years but this one stands out for a few reasons.
One, he instantly knew information about other people--in the spirit he knew everything that person has ever done or said or thought. Two, he was able to enter into the body of a person and understand what they were thinking saying and doing while experiencing the same. Three, his description of demonic beings looking reptilian aligns with other people who have experienced similar things.
Anyone who has ever watched The Simpsons cutting away to lizard octopus looking aliens would be familiar with the drooling that is portrayed in the cartoon. This man describes something similar drooling as well.
Steve M