What all characters are playable in Mutant Melee?

[Toonami Tom]

*Spoiler Warning*

Does anyone know what all characters are playable in the new game Mutant Melee? I know there are at least 20.

So far I know:
1. Leo
2. Raph
3. Don
4. Mikey
5. Splinter
6. Casey
7. April
8. Shredder
9. Hun
10. Karai (Very likely)

Who else?

[Kazari]

I am hoping Traximus, Usagi, Leatherhead and ultimate ninja!

[jasonorme666]

Ahem, A spoiler warning is needed.

[Toonami Tom]

Ok I put a spoiler warning.

[Kazari]

Spoiler! Okay so what are the characters? People who are already got to play the game!

[jasonorme666]

Okay, well so far Ive met (not all playable but just met).

Leo
Raph
Don
Mike
April
Splinter
Casey
Shredder
Hun
Oroku Saki
Foot Soldier
Muscle Foot Soldier
Foot Tech Ninja
Purple dragon (like the ones with baseball bats in tmnt1)
Purple dragon with green face (the ones that throw tnt in tmnt1 on gba)
Big grey alien with space helmut on.
Skinny alien with tail (i think his names sleegh or somthing).
Traximus


and thats all Ive encounted.
I havnt played it in a week though.

[Kazari]

Awwww now this game disappoints me LOL

[Demented Utrom]

This game was supposed be on Battle Nexus but they scraped it for some reason.

[jasonorme666]

Awwww now this game disappoints me LOL

Dont worry, Ive only completed it with Leo.
I still need to complete it with the other 3 turtles, casey, april and splinter.

Plus their quests are no where near complete.

Plus I still need to unlock more characters.