Burst: A new gauge during the battle that can be functional when you have a full party. When the gauge reaches max, your party gains the full turn advantage till the gauge returns to zero again. During Burst, your characters have full dexterity, cured of all status, cast arts with zero chanting.
Back Attack: Part of the field encounter where enemies gain the advantage. Watch your behind or the enemies will ambush your party, which randomly forces some of your support characters to enter.
Object Break: there are breakable objects which might have some goodies.
Master Quartz: a special rare quartz which is center-slotted in the new Enigma module. It can level up per battle, boosting the equipped character's parameters.
Car Customization: The SSS now has a car for instant transportation, and can be customized with different parts and paint jobs.
Data Import: If the save data from the previous sequel was kept, you can load the data into the new game. Some event scenes are altered from this effect if continue the storyline. In addition, the link events with other characters inheriting the same status, and unlocking new events.