This feature is available to players which level reached 55 lvl or higher.
You can access Element Training icon by clicking on "Element Training" which can be found at the bottom of your screen.
(See picture below).
http://community.gtarcade.com/attach...1435842058.jpg
Or you can access this system by opening your character window and click on "Element" tab.
(See picture below.)
http://community.gtarcade.com/attach...1435842076.jpg
After opening Element Training, basic window with Element Pack will be opened.
http://community.gtarcade.com/attach...1435842101.jpg
1.) There are 6 slots where you can put your gained Elements. You can equip the same quality elements but their Attributes have to be different.
2.) This window will show you what bonus after upgrading your Elements your mail character will gain.
3.) Element Scrolls can be gained from killings mobs (as their drop reward) from Elemental Zones (lvl-55-64 /65-74/XXXXX). They are used to level up /higher Element Growth EXP bar.
4.) Element Core Stat Boost: Higher the Element Growth EXP higher % of boost will your core receive.
5.) Element Pack: This is the place where your newly gained Elements/Cores will be stacked. You can Sort, Synth or Recycle your Cores.