A.C.S.

Act Cadenza Strife or A.C.S. for short is a Fighting doujin game based on the popular RPG Tales Of series.
currently the latest version is 5.503 including 36 playable character and bonus 2 character through downloadable content. and 4 secret boss if you can beat all enemies in hard mode without having a game over
 you can also play online with your friend.
here's is the link to get the game

credit to gammer10 from forum tales namco for the link