if ( rng().roll( p()->sets->set( WARLOCK_AFFLICTION, T21, B2 )->proc_chance() ) )
    {
      // Okay, we got a proc
      warlock_td_t* target_data = td( d->state->target );
      for ( int i = 0; i < MAX_UAS; i++ )
      {
        auto current_ua = target_data->dots_unstable_affliction[i];

        if ( current_ua->is_ticking() )
        {
          timespan_t tick_time = current_ua->current_action->tick_time( current_ua->state );
          double added_duration_multiplier = std::ceil( p()->sets->set( WARLOCK_AFFLICTION, T21, B2 )->effectN( 1 ).time_value() / tick_time );

          current_ua->extend_duration( tick_time * added_duration_multiplier, true );
        }
      }
      p()->procs.affliction_t21_2pc->occur();
    }