(ctor) NecromancerSpell( Mobile caster, Item scroll, SpellInfo info )
      double CastDelayFastScalar( get; )
      SkillName CastSkill( get; )
      bool ClearHandsOnCast( get; )
      SkillName DamageSkill( get; )
      int RequiredMana( get; )
      double RequiredSkill( get; )
      virtual int ComputeKarmaAward()
      virtual bool ConsumeReagents()
      virtual void GetCastSkills( out double min, out double max )
      virtual int GetMana()