Onyx Core

General information
These could be bought at Store or with Platinum; now they can only be won in the Force Tournaments or in the Troop Research Core Box.

Promotions
Onyx Core/2013, Onyx Core/2014, Onyx Core/2015, Onyx Core/2016

Sales
Onyx Core/2013, Onyx Core/2014, Onyx Core/2015