"The Elders once said, time is a crappy, boring thing that no one should bother about."
―Trailer for A Crack in Time

The Elders appear in the next game but they are so crap because we know nothing about them they might be the Technomites or the Zoni or Lombax for all we blargipedians know for god's sake Insomniac Games TELL US WHAT THE HELL THEY ARE!!!!!!!!!!!!


Ratchet & Clank wiki
For those without comedic tastes, the so-called experts at the Ratchet & Clank wiki have an article about The Elders.