Boiling Entropy

 the spell infects target creature imbueing it with negative energy from the negative energy plane overfilling There body with negative energy destroying there body in the process.Touch  a creature dealing 10d10 (half damage on a constitution save of 20)narcotic damage if the creature dies it becomes a undead vessel of  negative energy  and can be derected as a bonus  action into another enimie creature up to 100ft from the point of death in a straight line (only a straight line) exploding into 6d6 fire damage the former creature is destroyed passing the curse to the next creature within 100ft dealing 10d10 narcotic damage to the next creature (if there are no targets to pass the curse to the spell ends )