Totally Not Hacky

code/LINDA/LINDA_turf_tile.dm

@@ -251,6 +251,7 @@
 	var/atmos_overlay = get_atmos_overlay_by_name(atmos_overlay_type)
 	if(atmos_overlay)
 		overlays -= atmos_overlay
+		mouse_opacity = 1
 
 	atmos_overlay = get_atmos_overlay_by_name(new_overlay_type)
 	if(atmos_overlay)
@@ -267,10 +268,12 @@
 
 /turf/simulated/proc/tile_graphic()
 	if(air.toxins > MOLES_PLASMA_VISIBLE)
+		mouse_opacity = 0
 		return "plasma"
 
 	var/datum/gas/sleeping_agent = locate(/datum/gas/sleeping_agent) in air.trace_gases
 	if(sleeping_agent && (sleeping_agent.moles > 1))
+		mouse_opacity = 0
 		return "sleeping_agent"
 	return null
 
@@ -492,4 +495,4 @@ turf/simulated/proc/radiate_to_spess() //Radiate excess tile heat to space
 
 			var/heat = thermal_conductivity*delta_temperature* \
 				(heat_capacity*700000/(heat_capacity+700000)) //700000 is the heat_capacity from a space turf, hardcoded here
-			temperature -= heat/heat_capacity
+			temperature -= heat/heat_capacity