When you hold either the left or right bumper during stage select, the stage will become slightly altered during the battle. Example: In the overpass stage, there will be graffiti on the first column in the background.

Complete each achievement to get the allotted gamerscore.

With every character you beat the game, another one gets unlocked, heres who unlocks what.

To unlock every color in the game you have to play the Time Trial and Survival modes. Please note that these HAVE to be done in order. You con NOT skip to the challenges where the colors are. Also, you unlock these per color, not per Character. So you may complete these with for example: Ryu, and gain the colors of every fighter on the roster.

Complete Each character's Trials in Challenge mode to unlock their respective artwork in the gallery option.

Beat the game once in Arcade Mode with any character and then go to the character voice option screen. In addition to being able to set all voices to Japanese or English you can now change the language on a per character basis. Basically if you want Ryu to speak Japanese and Ken to speak English in the same game, now you can!

You must complete arcade mode with the two characters that are in each special video.

This is how to unlock all personal actions:

In challenge mode each time you beat a challenge you get a character specific title you will get a silver title for the easy challenges and a Gold titles for the hard challenges! Challenges most also be played in order. Selected titles have been displayed below

To unlock official pictures 3-6 (1 & 2 are available from the start) you need to complete all 5 normal trials in challenge mode with specific characters.