Talk:Decryption Key/@comment-97.64.153.226-20151002161149/@comment-1175135-20151003022611

As the Promotions section shows, Millennium Mystery Module and Ruby Mine Mystery Box drop them; the former's Promotions section says Takeover Chest and Halon Crate drop that and the latter's says Heart Broken Box and a few others drop that. These you win in the Force Tournament or Zoot's Loot. Save up tokens from your map rewards and daily missions.