The multiverse is a vast, uncharted expanse of infinite possibilities. It's like the entirety of reality, but, you know, more.
As a guide, I, Timewaster, have spent eons studying the multiverse, and I've compiled this guide to help you navigate its twists and turns.
Don't worry if you get lost - it's easy to do. Just follow the map, or better yet, just close your eyes, spin around, and point.
Or, if you're feeling fancy, try using our patented Multiverse-Finding Algorithm (MFA). It's like Google, but without the ads.
Parallel universes are just like our own, but, you know, next to ours.
They're like, totally real, and you can visit them, but only if you have a good map.
Alternate realities are like parallel universes, but, you know, more reality-ish.
They're like, totally real, but not as real as our reality.