“constellations dance beneath the clouds" Nanasprite knew about the trolls!
That’s one way to look at it, and she might have known about the trolls, but she was more likely referring to the fireflies that live on LOWAS and are trapped beneath the clouds by Typheus.

John’s neighbor, “fedorafreak” (who is speculated to be Dr. David Brinner from the letter PM was supposed to deliver) may or may not have ascended to god tier.
He did ascend. He is the Gent of Piss
Don’t know it this has been put up yet, but Eridan actually wanted to help Kanaya with the matriorb (before his meltdown, of course). He viewed the gesture of restoring their race as “hopeful,” and thus wanted to involve himself. (This becomes quite clear when you play as Eridan and speak to Kanaya directly.)
(This happens in “[S] Kanaya: Return to the core.”)
http://www.mspaintadventures.com/?s=6&p=005221