Death blow

You send negative energy coursing through a creature that you can see within range, causing it searing pain. 

when´you shoot the energy at 1 target they have to make a dc 17 dex saving throw or get implantet my dark energi. and take  10d + 35 necrotic damage if they die to this blast they explode in a 60 feet radius  people in this aria make a constitution saving throw or take 9d6 psychic damage by the screming souls 

and rises at the start of your next turn as a zombie that is permanently under your command, following your verbal orders to the best of its ability.