That NPC, Aragon, was most-likely user created and thus the lore was from their imagination. You'd have to ask whoever made the NPC about the other 5 (Based on his word usage, I think he's not one of our well-known members) The 29 old False Gods will remain in their godly position as of now. Zanz had plans that each of 'em would have their own chunk of the map, with several minions which had to be beaten before facing the FG.