The Multiverse consists of 7 worlds, each linked together through an ancient place known as the Multiverse Portal Temple, inside is the temple and an ancient line of world specific hieroglyphs that match said world, like the Shifting Sand Land Hieroglyphs from Mario 64.

The colors of the portals is that character's realm

Cyan: Mars

Red: Mushroom Kingdom

Blue: Mobius, Sonic land so to speak

Orange: Metroid

White: River City

Silver: Cybertron

Green: Currently Undiscovered

Note that the purple beams will LITERALLY transport anything, living or inanimate, across space and time, arriving at the Multiverse Portal Temple, at a different time, time works differently in most of the realms but works similar or the same in these e

Mushroom Kingdom, River City, Mobius.

River City, The Mushroom Kingdom and Mobius are all within flying distance but the approximated time of flight it would take to reach said realm is Plus or Minus 16 hours give or take a Wednesday