11 6 9 5 or "Middle Land"
Inhabited by many different species; most common are anthromorphic animals/bugs, traditional animals (all 4s), oversized insects, hybrid creatures, etc.; some, but very few, demons live here; most anthros and some traditional can speak to some degree
Orbits nothing; has two satellites: one moon and a small dying star that gives off light; has two mirror realms
Most plants are subspecies or hybrids of Upper Land plants; water is drinkable, but much more likely to become poisoned; fire is used more commonly, some species have developed an immunity to it
Most major cities have both portals to Upper and Lower lands
8 5 11 11 or "Lower Land"
mirror realm of 11 6 9 5; also known as the "Demon Realm"
Population is mostly unusual creatures and demons; 90% of all plants are dangerous to consume; natural water is too salty to drink, though some unusual fish and reptiles have adapted to it
like Middle Land in regard to Portals
"Upper Land"
Mirror realm of 11 6 9 5
Population is 99% humans; plants, animals, and water work the same as Earth; most Middle and Lowlanders are not allowed there
Only one portal left for each of the other realms; both are located in the arctic; all other portals were destroyed