I think it's extremely plausible, even probable. The dream space is where it is easiest for the other side to communicate with us. If consciousness is the foundation then reality is just a different layer of dreaming.
I think dreams often act as trial spaces where we can practice possibilities that we could build here in the "real" world. Perhaps we all need to pray for Sombrero Superman to come save us from those demons and it will come true π€π¦Έπ€