Humans are inavasive species

Think about that. Humans are seen living spread across 8 different Realms, which is nearly HALF of the total number of Realms. These Realms are Ninjago, Cloud Kingdom, Never-Realm, Imperium, Mysterium, Wyldness, Realm of Monsters, and Umbrasilvis. Out of these, Wyldness and RoM are the only ones without humans being a dominant and/or widespread species. The only species that lives spread across as many Realms as humans are the dragons, who can be found in the First Realm, Ninjago, Djinjago,...