diff --git a/code/__DEFINES/mob_hud.dm b/code/__DEFINES/mob_hud.dm
index 02f992694832..c451d01d3c90 100644
--- a/code/__DEFINES/mob_hud.dm
+++ b/code/__DEFINES/mob_hud.dm
@@ -35,7 +35,7 @@
 #define MOB_HUD_XENO_INFECTION 6
 #define MOB_HUD_XENO_STATUS 7
 #define MOB_HUD_XENO_HOSTILE 8
-#define MOB_HUD_FACTION_USCM 9
+#define MOB_HUD_FACTION_MARINE 9
 #define MOB_HUD_FACTION_OBSERVER 10
 #define MOB_HUD_FACTION_UPP 11
 #define MOB_HUD_FACTION_WY 12
diff --git a/code/__DEFINES/sentry_laptop_configurations.dm b/code/__DEFINES/sentry_laptop_configurations.dm
index 8626ba2cfaee..6f4e2bec14ca 100644
--- a/code/__DEFINES/sentry_laptop_configurations.dm
+++ b/code/__DEFINES/sentry_laptop_configurations.dm
@@ -1,4 +1,3 @@
-#define FACTION_USCM "USCM"
 #define FACTION_WEYLAND "WY"
 #define FACTION_HUMAN "HUMAN"
 #define FACTION_COLONY "COLONY"
diff --git a/code/datums/mob_hud.dm b/code/datums/mob_hud.dm
index 778ec2b75a36..b7b5544777b3 100644
--- a/code/datums/mob_hud.dm
+++ b/code/datums/mob_hud.dm
@@ -10,7 +10,7 @@ GLOBAL_LIST_INIT_TYPED(huds, /datum/mob_hud, list(
 	MOB_HUD_XENO_INFECTION = new /datum/mob_hud/xeno_infection(),
 	MOB_HUD_XENO_STATUS = new /datum/mob_hud/xeno(),
 	MOB_HUD_XENO_HOSTILE = new /datum/mob_hud/xeno_hostile(),
-	MOB_HUD_FACTION_USCM = new /datum/mob_hud/faction(),
+	MOB_HUD_FACTION_MARINE = new /datum/mob_hud/faction(),
 	MOB_HUD_FACTION_OBSERVER = new /datum/mob_hud/faction/observer(),
 	MOB_HUD_FACTION_UPP = new /datum/mob_hud/faction/upp(),
 	MOB_HUD_FACTION_WY = new /datum/mob_hud/faction/wy(),
diff --git a/code/game/gamemodes/cm_initialize.dm b/code/game/gamemodes/cm_initialize.dm
index f8c8be5c10ad..30e179949be5 100644
--- a/code/game/gamemodes/cm_initialize.dm
+++ b/code/game/gamemodes/cm_initialize.dm
@@ -934,7 +934,7 @@ Additional game mode variables.
 	var/marine_pop_size = 0
 	var/uscm_personnel_count = 0
 	for(var/mob/living/carbon/human/human as anything in GLOB.alive_human_list)
-		if(human.faction == FACTION_USCM)
+		if(human.faction == FACTION_MARINE)
 			uscm_personnel_count++
 			var/datum/job/job = GET_MAPPED_ROLE(human.job)
 			marine_pop_size += GLOB.RoleAuthority.calculate_role_weight(job)
diff --git a/code/game/machinery/telecomms/presets.dm b/code/game/machinery/telecomms/presets.dm
index c97a28932262..7a9f5babbd7a 100644
--- a/code/game/machinery/telecomms/presets.dm
+++ b/code/game/machinery/telecomms/presets.dm
@@ -267,7 +267,7 @@ GLOBAL_LIST_EMPTY(all_static_telecomms_towers)
 			to_chat(user, SPAN_WARNING("\The [src.name] needs repairs to have frequencies added to its software!"))
 			return
 		var/choice = tgui_input_list(user, "What do you wish to do?", "TC-3T comms tower", list("Wipe communication frequencies", "Add your faction's frequencies"))
-		if(choice == "Wipe frequencies")
+		if(choice == "Wipe communication frequencies")
 			freq_listening = null
 			to_chat(user, SPAN_NOTICE("You wipe the preexisting frequencies from \the [src]."))
 			return
@@ -277,12 +277,16 @@ GLOBAL_LIST_EMPTY(all_static_telecomms_towers)
 			switch(user.faction)
 				if(FACTION_SURVIVOR)
 					freq_listening |= COLONY_FREQ
+					if(FACTION_MARINE in user.faction_group) //FORECON survivors
+						freq_listening |= SOF_FREQ
 				if(FACTION_CLF)
 					freq_listening |= CLF_FREQS
 				if(FACTION_UPP)
 					freq_listening |= UPP_FREQS
 				if(FACTION_WY,FACTION_PMC)
 					freq_listening |= PMC_FREQS
+				if(FACTION_TWE)
+					freq_listening |= RMC_FREQ
 				if(FACTION_YAUTJA)
 					to_chat(user, SPAN_WARNING("You decide to leave the human machine alone."))
 					return
diff --git a/code/game/objects/items/devices/helmet_visors.dm b/code/game/objects/items/devices/helmet_visors.dm
index 05d75a9fefd6..4d1b38491791 100644
--- a/code/game/objects/items/devices/helmet_visors.dm
+++ b/code/game/objects/items/devices/helmet_visors.dm
@@ -6,7 +6,7 @@
 	w_class = SIZE_TINY
 
 	///The type of HUD our visor shows
-	var/hud_type = MOB_HUD_FACTION_USCM
+	var/hud_type = MOB_HUD_FACTION_MARINE
 
 	///The sound when toggling on the visor
 	var/toggle_on_sound = 'sound/handling/hud_on.ogg'
@@ -302,7 +302,7 @@
 /obj/item/device/helmet_visor/night_vision/marine_raider
 	name = "advanced night vision optic"
 	desc = "An insertable visor HUD into a standard USCM helmet. This type gives a form of night vision and is standard issue in special forces units."
-	hud_type = list(MOB_HUD_FACTION_USCM, MOB_HUD_MEDICAL_ADVANCED)
+	hud_type = list(MOB_HUD_FACTION_MARINE, MOB_HUD_MEDICAL_ADVANCED)
 	helmet_overlay = "nvg_sight_right_raider"
 	power_use = 0
 	visor_glows = FALSE
diff --git a/code/game/objects/items/devices/radio/headset.dm b/code/game/objects/items/devices/radio/headset.dm
index e1a28c7eb7a7..00f0ad16220c 100644
--- a/code/game/objects/items/devices/radio/headset.dm
+++ b/code/game/objects/items/devices/radio/headset.dm
@@ -35,7 +35,7 @@
 	var/headset_hud_on = FALSE
 	var/locate_setting = TRACKER_SL
 	var/misc_tracking = FALSE
-	var/hud_type = MOB_HUD_FACTION_USCM
+	var/hud_type = MOB_HUD_FACTION_MARINE
 	var/default_freq
 
 	///The type of minimap this headset is added to
@@ -341,7 +341,7 @@
 	var/z_level = turf_gotten.z
 
 	if(wearer.assigned_equipment_preset.always_minimap_visible == TRUE || wearer.stat == DEAD) //We show to all marines if we have this flag, separated by faction
-		if(hud_type == MOB_HUD_FACTION_USCM)
+		if(hud_type == MOB_HUD_FACTION_MARINE)
 			marker_flags = MINIMAP_FLAG_USCM
 		else if(hud_type == MOB_HUD_FACTION_UPP)
 			marker_flags = MINIMAP_FLAG_UPP
@@ -1013,7 +1013,7 @@
 	icon_state = "cmb_headset"
 	initial_keys = list(/obj/item/device/encryptionkey/cmb)
 	has_hud = TRUE
-	hud_type = MOB_HUD_FACTION_USCM
+	hud_type = MOB_HUD_FACTION_MARINE
 
 /obj/item/device/radio/headset/distress/CMB/limited
 	name = "\improper Damaged CMB Earpiece"
@@ -1058,7 +1058,7 @@
 	initial_keys = list(/obj/item/device/encryptionkey/soc/forecon)
 	volume = RADIO_VOLUME_QUIET
 	has_hud = TRUE
-	hud_type = MOB_HUD_FACTION_USCM
+	hud_type = MOB_HUD_FACTION_MARINE
 
 /obj/item/device/radio/headset/almayer/mcom/vc
 	name = "marine vehicle crew radio headset"
diff --git a/code/modules/defenses/bell_tower.dm b/code/modules/defenses/bell_tower.dm
index 6939557342f0..b4741734e0f4 100644
--- a/code/modules/defenses/bell_tower.dm
+++ b/code/modules/defenses/bell_tower.dm
@@ -18,11 +18,11 @@
 	can_be_near_defense = TRUE
 
 	choice_categories = list(
-		SENTRY_CATEGORY_IFF = list(FACTION_USCM, FACTION_WEYLAND, FACTION_HUMAN),
+		SENTRY_CATEGORY_IFF = list(FACTION_MARINE, FACTION_WEYLAND, FACTION_HUMAN),
 	)
 
 	selected_categories = list(
-		SENTRY_CATEGORY_IFF = FACTION_USCM,
+		SENTRY_CATEGORY_IFF = FACTION_MARINE,
 	)
 
 
diff --git a/code/modules/defenses/defenses.dm b/code/modules/defenses/defenses.dm
index fefd3c640c65..aedbad2d46e9 100644
--- a/code/modules/defenses/defenses.dm
+++ b/code/modules/defenses/defenses.dm
@@ -134,7 +134,7 @@
  */
 /obj/structure/machinery/defenses/proc/handle_iff(selection)
 	switch(selection)
-		if(FACTION_USCM)
+		if(FACTION_MARINE)
 			faction_group = FACTION_LIST_MARINE
 		if(FACTION_WEYLAND)
 			faction_group = FACTION_LIST_MARINE_WY
diff --git a/code/modules/defenses/planted_flag.dm b/code/modules/defenses/planted_flag.dm
index fac725047fa9..12bcab9b0475 100644
--- a/code/modules/defenses/planted_flag.dm
+++ b/code/modules/defenses/planted_flag.dm
@@ -16,11 +16,11 @@
 	can_be_near_defense = TRUE
 
 	choice_categories = list(
-		SENTRY_CATEGORY_IFF = list(FACTION_USCM, FACTION_WEYLAND, FACTION_HUMAN),
+		SENTRY_CATEGORY_IFF = list(FACTION_MARINE, FACTION_WEYLAND, FACTION_HUMAN),
 	)
 
 	selected_categories = list(
-		SENTRY_CATEGORY_IFF = FACTION_USCM,
+		SENTRY_CATEGORY_IFF = FACTION_MARINE,
 	)
 
 
diff --git a/code/modules/defenses/sentry.dm b/code/modules/defenses/sentry.dm
index bfb44a38a6a5..a02e4e7808c9 100644
--- a/code/modules/defenses/sentry.dm
+++ b/code/modules/defenses/sentry.dm
@@ -45,12 +45,12 @@
 	/// action list is configurable for all subtypes, this is just an example
 	choice_categories = list(
 		// SENTRY_CATEGORY_ROF = list(ROF_SINGLE, ROF_BURST, ROF_FULL_AUTO),
-		SENTRY_CATEGORY_IFF = list(FACTION_USCM, FACTION_WEYLAND, FACTION_HUMAN),
+		SENTRY_CATEGORY_IFF = list(FACTION_MARINE, FACTION_WEYLAND, FACTION_HUMAN),
 	)
 
 	selected_categories = list(
 		// SENTRY_CATEGORY_ROF = ROF_SINGLE,
-		SENTRY_CATEGORY_IFF = FACTION_USCM,
+		SENTRY_CATEGORY_IFF = FACTION_MARINE,
 	)
 
 /obj/structure/machinery/defenses/sentry/Initialize()
@@ -478,7 +478,7 @@
 /obj/structure/machinery/defenses/sentry/premade/Initialize()
 	. = ..()
 	if(selected_categories[SENTRY_CATEGORY_IFF])
-		selected_categories[SENTRY_CATEGORY_IFF] = FACTION_USCM
+		selected_categories[SENTRY_CATEGORY_IFF] = FACTION_MARINE
 
 /obj/structure/machinery/defenses/sentry/premade/get_examine_text(mob/user)
 	. = ..()
@@ -562,11 +562,11 @@
 	handheld_type = /obj/item/defenses/handheld/sentry/dmr
 
 	choice_categories = list(
-		SENTRY_CATEGORY_IFF = list(FACTION_USCM, FACTION_WEYLAND, FACTION_HUMAN),
+		SENTRY_CATEGORY_IFF = list(FACTION_MARINE, FACTION_WEYLAND, FACTION_HUMAN),
 	)
 
 	selected_categories = list(
-		SENTRY_CATEGORY_IFF = FACTION_USCM,
+		SENTRY_CATEGORY_IFF = FACTION_MARINE,
 	)
 
 
diff --git a/code/modules/defenses/sentry_flamer.dm b/code/modules/defenses/sentry_flamer.dm
index 9ae794e3c811..f884b4ec5d14 100644
--- a/code/modules/defenses/sentry_flamer.dm
+++ b/code/modules/defenses/sentry_flamer.dm
@@ -11,12 +11,12 @@
 
 	choice_categories = list(
 		// SENTRY_CATEGORY_ROF = list(ROF_SINGLE, ROF_FULL_AUTO),
-		SENTRY_CATEGORY_IFF = list(FACTION_USCM, FACTION_WEYLAND, FACTION_HUMAN),
+		SENTRY_CATEGORY_IFF = list(FACTION_MARINE, FACTION_WEYLAND, FACTION_HUMAN),
 	)
 
 	selected_categories = list(
 		SENTRY_CATEGORY_ROF = ROF_SINGLE,
-		SENTRY_CATEGORY_IFF = FACTION_USCM,
+		SENTRY_CATEGORY_IFF = FACTION_MARINE,
 	)
 
 /obj/structure/machinery/defenses/sentry/flamer/handle_rof(level)
diff --git a/code/modules/defenses/tesla_coil.dm b/code/modules/defenses/tesla_coil.dm
index 4c0888e28f6d..cb0646b29775 100644
--- a/code/modules/defenses/tesla_coil.dm
+++ b/code/modules/defenses/tesla_coil.dm
@@ -20,11 +20,11 @@
 	has_camera = FALSE
 
 	choice_categories = list(
-		SENTRY_CATEGORY_IFF = list(FACTION_USCM, FACTION_WEYLAND, FACTION_HUMAN),
+		SENTRY_CATEGORY_IFF = list(FACTION_MARINE, FACTION_WEYLAND, FACTION_HUMAN),
 	)
 
 	selected_categories = list(
-		SENTRY_CATEGORY_IFF = FACTION_USCM,
+		SENTRY_CATEGORY_IFF = FACTION_MARINE,
 	)
 
 
diff --git a/code/modules/gear_presets/cmb.dm b/code/modules/gear_presets/cmb.dm
index fcacf8bb638a..7bf6cbb8325d 100644
--- a/code/modules/gear_presets/cmb.dm
+++ b/code/modules/gear_presets/cmb.dm
@@ -51,7 +51,7 @@
 		var/obj/item/clothing/under/uniform = new_human.w_uniform
 		if(istype(uniform))
 			uniform.has_sensor = UNIFORM_HAS_SENSORS
-			uniform.sensor_faction = FACTION_USCM
+			uniform.sensor_faction = FACTION_MARINE
 	return ..()
 
 //*****************************************************************************************************/
diff --git a/code/modules/gear_presets/corpses.dm b/code/modules/gear_presets/corpses.dm
index cfec62a3c65b..cbe8bc0abce4 100644
--- a/code/modules/gear_presets/corpses.dm
+++ b/code/modules/gear_presets/corpses.dm
@@ -988,7 +988,7 @@
 	paygrade = PAY_SHORT_ME5
 	idtype = /obj/item/card/id/dogtag
 	role_comm_title = "FORECON"
-	faction_group = list(FACTION_USCM, FACTION_SURVIVOR)
+	faction_group = list(FACTION_MARINE, FACTION_SURVIVOR)
 	access = list(
 		ACCESS_CIVILIAN_PUBLIC,
 		ACCESS_CIVILIAN_ENGINEERING,
diff --git a/code/modules/gear_presets/royal_marines.dm b/code/modules/gear_presets/royal_marines.dm
index b916a52c4b6f..aa33eac97733 100644
--- a/code/modules/gear_presets/royal_marines.dm
+++ b/code/modules/gear_presets/royal_marines.dm
@@ -1,7 +1,7 @@
 /datum/equipment_preset/twe
 	name = "Three World Empire"
 	faction = FACTION_TWE
-	faction_group = list(FACTION_TWE, FACTION_USCM)
+	faction_group = list(FACTION_TWE, FACTION_MARINE)
 	languages = list(LANGUAGE_ENGLISH, LANGUAGE_JAPANESE)
 
 /datum/equipment_preset/twe/royal_marine/load_name(mob/living/carbon/human/new_human, randomise)
diff --git a/code/modules/gear_presets/survivors/lv_522/forcon_survivors.dm b/code/modules/gear_presets/survivors/lv_522/forcon_survivors.dm
index 34cbc8e0ab9c..c4e08af9dcfa 100644
--- a/code/modules/gear_presets/survivors/lv_522/forcon_survivors.dm
+++ b/code/modules/gear_presets/survivors/lv_522/forcon_survivors.dm
@@ -5,7 +5,7 @@
 	idtype = /obj/item/card/id/dogtag
 	role_comm_title = "FORECON"
 	rank = JOB_SURVIVOR
-	faction_group = list(FACTION_USCM, FACTION_SURVIVOR)
+	faction_group = list(FACTION_MARINE, FACTION_SURVIVOR)
 	flags = EQUIPMENT_PRESET_START_OF_ROUND
 	access = list(
 		ACCESS_CIVILIAN_PUBLIC,
diff --git a/code/modules/mob/living/carbon/human/examine.dm b/code/modules/mob/living/carbon/human/examine.dm
index da17bf8a15f0..563d0f4107e9 100644
--- a/code/modules/mob/living/carbon/human/examine.dm
+++ b/code/modules/mob/living/carbon/human/examine.dm
@@ -541,7 +541,7 @@
 					if(med_hud.hudusers[passed_human])
 						return TRUE
 			if("squadleader")
-				var/datum/mob_hud/faction_hud = GLOB.huds[MOB_HUD_FACTION_USCM]
+				var/datum/mob_hud/faction_hud = GLOB.huds[MOB_HUD_FACTION_MARINE]
 				if(passed_human.mind && passed_human.assigned_squad && passed_human.assigned_squad.squad_leader == passed_human && faction_hud.hudusers[passed_mob])
 					return TRUE
 			else
diff --git a/code/modules/mob/living/silicon/silicon.dm b/code/modules/mob/living/silicon/silicon.dm
index b47860806e5c..02c1baa48c28 100644
--- a/code/modules/mob/living/silicon/silicon.dm
+++ b/code/modules/mob/living/silicon/silicon.dm
@@ -145,7 +145,7 @@
 			H = GLOB.huds[MOB_HUD_SECURITY_ADVANCED]
 			HUD_nbr = 2
 		if("Squad HUD")
-			H = GLOB.huds[MOB_HUD_FACTION_USCM]
+			H = GLOB.huds[MOB_HUD_FACTION_MARINE]
 			HUD_nbr = 3
 		else
 			return