I am not really familiar with these teachers, but from what I am aware of, the common things in the messages of these teachers are things like:
“Ego Dissolution”, “Letting Go”, “Dissolvement of the I”, “Becoming One with All”
If this is the case, then yes, these fields that you have mentioned will greatly help you on your journey to achieve what you wrote:
Achieving these things is totally doable with the support of morphic fields and these teachers are probably not aware of such tools and thus said there is “only one way”.
You may also want to take a look at the Silent Mind NFT and the Vibration of Transcendence field.
…and one of my favorites: