As a Christian, I am familiar with scenes described in The Bible which verify there are realms of spacetime we are not fashioned to sense, but realms from which real beings in those realms can reach and step to come into our spacetime. [see Daniel chapter five, Old Testament, for but one astonishing example]
” . . we are not fashioned to sense”
Agree 100% at least not while in the flesh, our Spirit may interact as permitted etc., or we may witness it mathematically. Our flesh perceives only as height, width, length and time,
For multiverses or alternate ones, I’m talking about the idea that there are an untold number of almost identical universes playing out with only a slight variance, where for example you and I may exist as we are here and the only difference being that we believe George Soros and his evil minions are something to be admired :-)
The number of dimensions may be unlimited,