The cast time of Demonbolt is reduced by -100%. If «Power Siphon»: Demonbolt damage is increased by 30%.
When your Wild Imps fade or are imploded, you have a 10% chance to absorb their life essence, granting you a stack of Demonic Core.
When your summoned Dreadstalkers fade away, you have a 100% chance to absorb their life essence, granting you a stack of Demonic Core.
Demonic Core reduces the cast time of Demonbolt by -100%. Maximum the maximum stack count stacks.