All the characters of the GOGO DINO META EXPLORERS get caught up in a mysterious portal and arrive on the Saltmarble planet. On the planet that arrived in this way, various META EXPLORERS characters of the multiverse are waiting. In order to return to their worlds, they explore the Saltmarble planet in search of the key to unlock the secrets of the mysterious portal.
While exploring the Saltmarble planet, each character encounters a different dimension of himself, sometimes fighting, and sometimes cooperating to uncover the secrets of the Saltmarble planet. The META EXPLORERS realize that META EXPLORERS like themselves awakening from a mysterious egg they obtained while exploring the planet Saltmarble, and join forces with a new ally to explore the planet of Saltmarble.