Demonic Blast (2)
Blast your target with concentrated demonic energy by consuming all your Demonic Infusion stacks.
Deals 10% increased Demonic damage for each stack of Demonic Infusion consumed. Demonic Infusion
Increases resistance to physical damage but makes you vulnerable to magical damage. Used to channel your demonic potential.
Source
The current game data ties this spell to no class, and no drop, vendor or quest teaches it.
Status effects
The current data snapshot records no status effect applied by this spell.