Ace Burst is a PvP-exclusive effect boost to aces that increases stat or stats on one particular element. To activate it, all eleven players of the team has to be of the same attribute, with such an ace already set. The multiplier is usually 1.6, but can vary depending on the effect of the ace. Here's an example of Serestia ace: * Before: Increases the attack power by 40% and reflex by 20% of Dark players * After: Increases the attack power by 64% and reflex by 32% of Dark players