I got this from a collection of sources, but here is some random ones. Motes of Light: http://t.joystiq.com/all/2014-08-01-motes-of-light-are-your-ticket-past-level-20-in-destiny#1 http://destiny.wikia.com/wiki/Mote_of_Light Orbs of Light: (obvious from in-game and focuses) http://destiny.wikia.com/wiki/Orb_of_Light Light: http://destiny.wikia.com/wiki/Light