Boss battle
Beat both Shin Gouki and God Rugal in the Arcade Mode. Then highlight Arcade Mode, hold X+Y, then confirm. Release X+Y after you see the Player Select Screen.
Finest KO
Counter a super move with a special move, counter a special move with a level 3 super, counter a super move with a super move, or finish an opponent with a level 3 super during a taunt.
Unlimited Groove edit points
To obtain unlimited Groove Edit points, complete All Survivor Mode using any options you like. After doing so, creating an EX groove worth more than 4000 points will prompt you for a confirmation.
Boss battle...