completely bonkers(это прилагательное!: It is all completely and insanely bonkers, and it leaves one wondering just what truth any of it has, and if it does, then what it was they encountered. (mysteriousuniverse.org)ART Vancouver)
real deal(чего-либо; an authentic item or person; someone or something that is very good and has all the qualities that people say they have; the plain truth Taras)