Thread:Loconator3000/@comment-1899606-20160908173547/@comment-5758863-20160908185404

OMG. Here's the list, omitted the guest characters as Final bosses for obvious reasons!

Kai and Arc have just one Act (3rd Act), like any other Revolution newcomer and the guest characters.

Starters

 * Sienna Travers (Feast of the Black Strings)
 * Genesis (Arcana Warriors)
 * Cadenza [Cadence in Japan] (The FEAST Saga: Fight it Out!)
 * Blake Snider (Feast of the Black Strings)
 * Eliza Sampson (Feast of the Black Strings)
 * Jonathan Travers (Feast of the Black Strings)
 * Gavin Albain (Feast of the Black Strings)
 * Zelda Grayson (Feast of the Black Strings)
 * Rose Belladonna (Feast of the Black Strings)
 * Mildred Albain (Feast of the Black Strings)
 * Shawn Grayson (Feast of the Black Strings)
 * Roger Masters (Feast of the Black Strings)
 * Ameth (Feast of the Black Strings)
 * Jazz Milford (Black Strings Carnival: Last Song)
 * Reed (Black Strings Carnival: Last Song)
 * Melody (Black Strings Carnival: Last Song)
 * Lucas White (Black Strings Carnival: Last Song)
 * Wilhelm Krone (Black Strings Carnival: Last Song)
 * Tristan "Hiro" Cruz (Black Strings Carnival: Last Song)
 * Orion (The FEAST Saga: Mystery of the Galia Kingdom)
 * Adel Albain (The FEAST Saga: Fight it Out!)
 * Mariya Azarova (The FEAST Saga - Music Road)
 * Grant "Odysseus" Decker (The FEAST Saga - Music Road)
 * Mondo Kitsch (Arcana Warriors)
 * Reflect (Jazz: Chapter WONDERLAND)
 * Caesar (White Void: The Memories)
 * Maya Akatsuki (Arcana Warriors 2: Howling Soul)
 * Perseus (The FEAST Saga: Mystery of the Galia Kingdom)
 * Andromeda (The FEAST Saga: Mystery of the Galia Kingdom)
 * Zeta Sextus (The FEAST Saga: Fight it Out! -2nd Sign-)

Time Released Characters

 * Aurelius Krueger (Feast of the Black Strings)
 * Joker (Arcana Warriors)
 * Ballerina (Feast of the Black Strings)
 * Rhyme (The FEAST Saga: Fight it Out! -2nd Sign-)

Console Version Additions

 * Emily Fontaine (The Adventures of Vanessa) -Ommited-
 * Dr. Gottfried "Geoffrey" Bell (The FEAST Saga: Fight it Out! -2nd Sign-)
 * Tusk/Melanie (White Void: The Memories)
 * Lloyd Flynn-Amador (Feast of the Black Strings)
 * Rock Donovan Snider (Black Strings Carnival: Last Song)
 * Anita Falcon (Black Strings Carnival: Last Song)
 * Vela (The FEAST Saga: Mystery of the Galia Kingdom)
 * Claudius (The FEAST Saga: Fight it Out!)
 * Ofelia White (Black Strings Carnival: Last Song)

Added In Mighty

 * Alto/Polaris Raiden (The FEAST Saga: Fight it Out! -2nd Sign-)
 * Letizia Fen Ling (The FEAST Saga - Music Road)
 * Shin Geminia/Phase 9 (Feast of the Black Strings)
 * Leon Mercury (The FEAST Saga: Fight it Out! -2nd Sign-)
 * Freed Lenoir (The FEAST Saga - Music Road)
 * Kiyo Kamiya (Crisis Moon: The Bloody Symphony) -Ommited-
 * Lars Jagger (The FEAST Saga: Fight it Out! Z Edition)

Added in NX Edition and Revolution

 * Lancelot A. Spencer (Re: Vengeance - Mark of the Bloody Soul) -Ommited-
 * Beltran Camus (The FEAST Saga: Fight it Out! -2nd Sign-)
 * Jam Winchester (The FEAST Saga: Fight it Out! -2nd Sign-)
 * Irma Sierra (The FEAST Saga: Fight it Out! ZZ Edition)
 * Allegro (The FEAST Saga: Fight it Out! -2nd Sign-)
 * Dr. Arc (The FEAST Saga: Fight it Out! -2nd Sign-)
 * Kai (Arcana Warriors 2: Howling Soul)