In this function, all the characters in battle will be able to benefit a bonus if all 5 elements are activated. The maximum bonus for each element is 200%.
How to get the Objects to improve them?
You will be able to perform Achievements by increasing your BP and get Cards. These cards will allow you to make Draws in order to retrieve the Jades of elements.
You will also be able to buy packs that will allow you to obtain these cards later on. They are available from VIP 10.