The following scholars are participating in the Rainbow Festival's discussion of the Lost 500 years of Earth's History
- Ali bin Tariq?, Viscount of Rapture
- "A Better Friend? Speaks the TRUTH!!!", not actually "invited"
- Edwin Burns, Power of the Path Not Taken?
- Augustine "A.C." Casey, Chronicler Of Marvels
- A Great Machine, identifier unknown
- Professor System?, crank
- Jamesmith Ursa?, Anchor of the Power of Home?
- Jameson Portnoy?, Renegade Historian, Musician, Psychic, Cammoran
- Julian Sansmerci?, Power of Conversation
- Lara Exquisite?, Anchor of an unknown Power
- Li Zhaosha?, heretic, former Minister of the Locust Garden?
- Moses Mechanides?
- Zebulon Janning?, "historical theorist"
