Crystals in the Pit tend to be unstable. Azra learns to use this to her advantage after Night of the Living Knights.
This spell places a crystal which will detonate after 5 seconds, or upon being struck by Lightning.
In game description: Places crystal that deals ** damage to foes within ## tiles. Explodes in 5 seconds, or on lightning strike.
Psi cost: 45
Cooldown: 75 seconds