Firstly, I'd like to thank Hyper Metal Sonic for letting me use his Castlevania, Golden Sun and Mega Man characters. That's saved me a lot of time, cheers.

Okay, here's the long awaited Act III. Make sure to comment on your favourite character(s) and newcomer(s).

Act III:

Street Fighter - Ryu, Ken, Akuma, Chun-Li, Blanka, Sagat, M. Bison.
Final Fantasy - Cloud, Tifa, Sephiroth, Squall, Riona, Tidus, Yuna.
Legend of Zelda - Link, Zelda, Shiek, Tetra, Ganondorf, Ganon.
Devil May Cry - Dante, Trish Vergil, Nero.
Fire Emblem - Marth, Lyn, Roy, Ike.
Star Fox - Fox, Falco, Wolf.
Castlevania - Leon, Simon, Alucard, Soma.
Golden Sun - Isaac, Felix
Mortal Kombat - Liu Kang, Scorpion, Sub-Zero, Raiden.
Super Mario Bros. - Mario, Peach, Luigi.
Mega Man - Mega Man, Zero.
Metroid - Samus Aran, Zero Suit Samus.
Metal Gear Solid - Solid Snake, Raiden.
Warcraft - Arthas, Lich King.
F-Zero - Captain Falcon.
Assassin's Creed - Altair.
Ninja Gaiden - Ryu Hayabusa. (less info)