diff --git a/auxmaptick.dll b/auxmaptick.dll
new file mode 100644
index 0000000000..cd4f072aa0
Binary files /dev/null and b/auxmaptick.dll differ
diff --git a/auxmaptick.pdb b/auxmaptick.pdb
new file mode 100644
index 0000000000..d3f1b799c1
Binary files /dev/null and b/auxmaptick.pdb differ
diff --git a/auxmos.dll b/auxmos.dll
index 55a0bf699e..eaf26d3f90 100644
Binary files a/auxmos.dll and b/auxmos.dll differ
diff --git a/auxmos.pdb b/auxmos.pdb
index 77f2ec7d8d..d5701c0475 100644
Binary files a/auxmos.pdb and b/auxmos.pdb differ
diff --git a/code/__DEFINES/_extools.dm b/code/__DEFINES/_extools.dm
index 584f2ffee0..732f7aabc4 100644
--- a/code/__DEFINES/_extools.dm
+++ b/code/__DEFINES/_extools.dm
@@ -1,2 +1,3 @@
 #define EXTOOLS (world.system_type == MS_WINDOWS ? "byond-extools.dll" : "libbyond-extools.so")
-#define AUXTOOLS (world.system_type == MS_WINDOWS ? "auxmos.dll" : "auxmos.so")
+#define AUXMOS (world.system_type == MS_WINDOWS ? "auxmos.dll" : "auxmos.so")
+#define AUXMAPTICK ((world.system_type == MS_WINDOWS ? "auxmaptick.dll" : "auxmaptick.so"))
diff --git a/code/__HELPERS/_extools_api.dm b/code/__HELPERS/_extools_api.dm
index 03bbb722af..96c4621306 100644
--- a/code/__HELPERS/_extools_api.dm
+++ b/code/__HELPERS/_extools_api.dm
@@ -7,13 +7,13 @@
 /proc/auxtools_stack_trace(msg)
 	CRASH(msg)
 
-GLOBAL_VAR_INIT(auxtools_initialized,FALSE)
+GLOBAL_LIST_EMPTY(auxtools_initialized)
 
-#define AUXTOOLS_CHECK\
-	if (!GLOB.auxtools_initialized && fexists(AUXTOOLS) && findtext(call(AUXTOOLS,"auxtools_init")(),"SUCCESS"))\
-		GLOB.auxtools_initialized = TRUE;\
+#define AUXTOOLS_CHECK(LIB)\
+	if (!GLOB.auxtools_initialized[LIB] && fexists(LIB) && findtext(call(LIB,"auxtools_init")(),"SUCCESS"))\
+		GLOB.auxtools_initialized[LIB] = TRUE;\
 
-#define AUXTOOLS_SHUTDOWN\
-	if (GLOB.auxtools_initialized && fexists(AUXTOOLS))\
-		call(AUXTOOLS,"auxtools_shutdown")();\
-		GLOB.auxtools_initialized = FALSE;\
+#define AUXTOOLS_SHUTDOWN(LIB)\
+	if (GLOB.auxtools_initialized[LIB] && fexists(LIB))\
+		call(LIB,"auxtools_shutdown")();\
+		GLOB.auxtools_initialized[LIB] = FALSE;\
diff --git a/code/controllers/subsystem/air.dm b/code/controllers/subsystem/air.dm
index 9805af4c74..4ead4497a4 100644
--- a/code/controllers/subsystem/air.dm
+++ b/code/controllers/subsystem/air.dm
@@ -280,7 +280,7 @@ SUBSYSTEM_DEF(air)
 	*/
 
 /datum/controller/subsystem/air/proc/process_excited_groups(resumed = 0)
-	if(!process_excited_groups_extools(resumed,MC_TICK_REMAINING_MS))
+	if(process_excited_groups_extools(resumed,MC_TICK_REMAINING_MS))
 		pause()
 
 /datum/controller/subsystem/air/proc/process_turfs_extools()
diff --git a/code/game/world.dm b/code/game/world.dm
index eb143d3a38..aee13790b6 100644
--- a/code/game/world.dm
+++ b/code/game/world.dm
@@ -9,17 +9,21 @@ GLOBAL_LIST(topic_status_cache)
 //This happens after the Master subsystem new(s) (it's a global datum)
 //So subsystems globals exist, but are not initialised
 
+/proc/initialize_maptick()
+	CRASH("Auxtools is not loaded!")
+
 /world/New()
 	var/debug_server = world.GetConfig("env", "AUXTOOLS_DEBUG_DLL")
 	if (debug_server)
 		call(debug_server, "auxtools_init")()
 		enable_debugging()
-	AUXTOOLS_CHECK
+	AUXTOOLS_CHECK(AUXMOS)
 #ifdef REFERENCE_TRACKING
 	enable_reference_tracking()
 #endif
 	world.Profile(PROFILE_START)
-
+	AUXTOOLS_CHECK(AUXMAPTICK)
+	initialize_maptick()
 	log_world("World loaded at [TIME_STAMP("hh:mm:ss", FALSE)]!")
 
 	GLOB.config_error_log = GLOB.world_manifest_log = GLOB.world_pda_log = GLOB.world_job_debug_log = GLOB.sql_error_log = GLOB.world_href_log = GLOB.world_runtime_log = GLOB.world_attack_log = GLOB.world_game_log = "data/logs/config_error.[GUID()].log" //temporary file used to record errors with loading config, moved to log directory once logging is set bl
@@ -271,7 +275,8 @@ GLOBAL_LIST(topic_status_cache)
 
 /world/Del()
 	shutdown_logging() // makes sure the thread is closed before end, else we terminate
-	AUXTOOLS_SHUTDOWN
+	AUXTOOLS_SHUTDOWN(AUXMOS)
+	AUXTOOLS_SHUTDOWN(AUXMAPTICK)
 	var/debug_server = world.GetConfig("env", "AUXTOOLS_DEBUG_DLL")
 	if (debug_server)
 		call(debug_server, "auxtools_shutdown")()
diff --git a/code/modules/atmospherics/gasmixtures/gas_mixture.dm b/code/modules/atmospherics/gasmixtures/gas_mixture.dm
index 23005b7cd7..54f83c9221 100644
--- a/code/modules/atmospherics/gasmixtures/gas_mixture.dm
+++ b/code/modules/atmospherics/gasmixtures/gas_mixture.dm
@@ -30,7 +30,7 @@ GLOBAL_LIST_INIT(auxtools_atmos_initialized,FALSE)
 /datum/gas_mixture/New(volume)
 	if (!isnull(volume))
 		initial_volume = volume
-	AUXTOOLS_CHECK
+	AUXTOOLS_CHECK(AUXMOS)
 	if(!GLOB.auxtools_atmos_initialized && auxtools_atmos_init())
 		GLOB.auxtools_atmos_initialized = TRUE
 	__gasmixture_register()