virtual void impact( action_state_t* s ) override
  {
    warlock_spell_t::impact( s );

    if ( result_is_hit( s -> result ) )
    {
      if( p() -> talents.hand_of_doom -> ok() )
      {
        doom -> target = s -> target;
        doom -> execute();
      }
      if ( p() -> sets.set( WARLOCK_DEMONOLOGY, T17, B2 ) )
      {
        if ( rng().roll( p() -> sets.set( WARLOCK_DEMONOLOGY, T17, B2 ) -> proc_chance() ) )
        {
          shards_used *= 1.5;
        }
      }
      if ( s -> chain_target == 0 )
        imp_event =  make_event<trigger_imp_event_t>( *sim, p(), floor( shards_used ), true);
    }
  }