anchor.diff:  	deltimer(density_timer)
   	air_update_turf(1)
   	if(density)
  +		density_timer = addtimer(CALLBACK(src, .proc/lose_density), 3000, TIMER_STOPPABLE)
   		var/mutable_appearance/shimmer = mutable_appearance('icons/effects/effects.dmi', "barriershimmer", ABOVE_MOB_LAYER)
   		shimmer.appearance_flags |= RESET_COLOR
   		shimmer.alpha = 60
  
positive.code: 	else
  		cut_overlays()
  		add_atom_colour(RUNE_COLOR_MEDIUMRED, FIXED_COLOUR_PRIORITY)
  
  //Rite of Joined Souls: Summons a single cultist.
  /obj/effect/rune/summon
  
negative.code: 		C.apply_damage(2, BRUTE, pick(BODY_ZONE_L_ARM, BODY_ZONE_R_ARM))
  
  /obj/effect/rune/wall/proc/spread_density()
  	for(var/obj/effect/rune/wall/W in range(2, src)) //yogs: removed the GLOBAL VARIABLE to find ALL BARRIER RUNES used here
  		if(!W.density && !W.recharging)
  			W.density = TRUE
  			W.update_state()
  			W.spread_density()
  
  /obj/effect/rune/wall/proc/lose_density()
  	if(density)
  