Ral - Plasma ball

          Ral followed her example. A lightning bolt would just slide over the things' metal skins, so he concentrated his energy in his gauntlets, holding a ball of plasma above his palm until it glowed white-hot. When a construct lurched toward him, he dodged its slash and slammed the concentrated energy against it. What passed for its head burst apart in a shower of superheated metal, and the thing stumbled drunkenly sideways off the stair, hitting the floor of the tower far below and bursting into a mass of twisted metal.

***

The Gathering Storm, Chapter 19