diff --git a/code/modules/goonchat/browserassets/css/browserOutput.css b/code/modules/goonchat/browserassets/css/browserOutput.css
index 2a882cf95966b..dd7ce7609c9ff 100644
--- a/code/modules/goonchat/browserassets/css/browserOutput.css
+++ b/code/modules/goonchat/browserassets/css/browserOutput.css
@@ -405,3 +405,16 @@ h1.alert, h2.alert		{color: #a4bad6;}
 .ml-1 {margin-left: 1em;}
 .ml-2 {margin-left: 2em;}
 .ml-3 {margin-left: 3em;}
+
+
+
+
+
+/**************
+   SierraBay
+**************/
+
+/* Languages */
+.german                    {color: #4d5d53;}
+.lirris                    {color: #023638;}
+.alain                     {color: #6a1b9a;}
diff --git a/code/modules/goonchat/browserassets/css/browserOutput_white.css b/code/modules/goonchat/browserassets/css/browserOutput_white.css
index 7019c57c81de3..f4924e187c0dd 100644
--- a/code/modules/goonchat/browserassets/css/browserOutput_white.css
+++ b/code/modules/goonchat/browserassets/css/browserOutput_white.css
@@ -402,3 +402,16 @@ h1.alert, h2.alert		{color: #000080;}
 .ml-1 {margin-left: 1em;}
 .ml-2 {margin-left: 2em;}
 .ml-3 {margin-left: 3em;}
+
+
+
+
+
+/**************
+   SierraBay
+**************/
+
+/* Languages */
+.german                    {color: #4d5d53;}
+.lirris                    {color: #023638;}
+.alain                     {color: #6a1b9a;}
diff --git a/maps/sierra/items/weapons/storage/boxes.dm b/maps/sierra/items/weapons/storage/boxes.dm
index b9a9c4c718a6a..9e6270c9dff1e 100644
--- a/maps/sierra/items/weapons/storage/boxes.dm
+++ b/maps/sierra/items/weapons/storage/boxes.dm
@@ -7,12 +7,6 @@
 					/obj/item/device/radio/off = 1,
 					/obj/item/reagent_containers/food/snacks/liquidfood = 2)
 
-/obj/item/storage/box/holobombs
-	name = "box of holobombs"
-	desc = "A box containing 5 experimental holobombs."
-	icon_state = "flashbang"
-	startswith = list(/obj/item/device/holobomb = 5, /obj/item/paper/holobomb = 1)
-
 /obj/item/storage/box/smokeshells
 	name = "box of smoke shells"
 	desc = "A box containing 5 military grade smoke shells."
diff --git a/maps/sierra/loadout/loadout_uniform.dm b/maps/sierra/loadout/loadout_uniform.dm
index 5532ae3eb3fa9..a506e0c784d77 100644
--- a/maps/sierra/loadout/loadout_uniform.dm
+++ b/maps/sierra/loadout/loadout_uniform.dm
@@ -11,10 +11,12 @@
 /datum/gear/uniform/hazard
 	allowed_roles = TECHNICAL_ROLES
 
+/* SIERRA TO DO: watch for contractors uniforms, may be in mods
 /datum/gear/uniform/corpsi
 	display_name = "contractor uniform selection"
 	path = /obj/item/clothing/under/solgov/utility
 	allowed_branches = list(/datum/mil_branch/contractor)
+*/
 
 /datum/gear/uniform/si_guard
 	display_name = "NanoTrasen guard uniform"
diff --git a/mods/antagonists/code/traitor.dm b/mods/antagonists/code/traitor.dm
index f9ae9618aa482..15331e19b5362 100644
--- a/mods/antagonists/code/traitor.dm
+++ b/mods/antagonists/code/traitor.dm
@@ -131,3 +131,96 @@
 	item_cost = 50
 	path = /obj/item/clothing/head/helmet/space/psi_amp/lesser
 	desc = "A powerful, illegal psi-amp. Boosts latent psi-faculties to extremely high levels."
+
+//
+//        HOLOBOMBS
+//
+
+/obj/item/device/holobomb
+	name = "holobomb"
+	desc = "A small explosive charge with a holoprojector designed to disable the curious guards."
+	icon = 'mods/antagonists/icons/obj/holobomb.dmi'
+	icon_state = "minibomb"
+	item_state = "nothing"
+	slot_flags = SLOT_EARS
+	w_class = ITEM_SIZE_SMALL
+	var/active = FALSE
+	var/mode = 0
+
+/obj/item/device/holobomb/afterattack(obj/item/target, mob/user , proximity)
+	if(!proximity)
+		return
+	if(!target)
+		return
+	if(target.w_class <= w_class)
+		name = target.name
+		desc = target.desc
+		icon = target.icon
+		color = target.color
+		icon_state = target.icon_state
+		active = TRUE
+		to_chat(user, "\The [src] is now active.")
+		playsound(get_turf(src), 'sound/weapons/flash.ogg', 100, 1, -6)
+		update_icon()
+	else
+		to_chat(user, "\The [target] is too big for \the [src] hologramm")
+
+/obj/item/device/holobomb/attack_self(mob/user)
+	trigger(user)
+
+/obj/item/device/holobomb/emp_act()
+	..()
+	trigger()
+
+/obj/item/device/holobomb/attack_hand(mob/user)
+	. = ..()
+	if(!mode)
+		trigger(user)
+
+/obj/item/device/holobomb/proc/switch_mode(mob/user)
+	mode = !mode
+	if(mode)
+		to_chat(user, "Mode 1.Now \the [src] will explode upon activation.")
+	else
+		to_chat(user, "Mode 2. Now \the [src] will explode as soon as they pick it up or upon activation.")
+
+/obj/item/device/holobomb/proc/trigger(mob/user)
+	if(!active)
+		switch_mode(user)
+		return
+	if(!ishuman(user))
+		return
+	var/mob/living/carbon/human/H = user
+	if(!user)
+		return
+	var/obj/item/organ/external/O = H.get_organ(pick(BP_L_HAND, BP_R_HAND))
+	if(!O)
+		return
+
+	var/dam = rand(35, 45)
+	H.visible_message("<span class='danger'>\The [src] in \the [H]'s hand explodes with a loud bang!</span>")
+	H.apply_damage(dam, DAMAGE_BRUTE, O, damage_flags = DAMAGE_FLAG_SHARP, used_weapon = "explode")
+	explosion(src.loc, 0,0,1,1)
+	H.Stun(5)
+	qdel(src)
+
+/obj/item/paper/holobomb
+	name = "instruction"
+	info = "Бомба имеет два режима. В первом она взрывается при попытке \"ипользовать\" её, во втором при прикосновении. Для начала работы с бомбой выберете режим и просканируйте нужный вам небольшой предмет. Всё, бомба взведена, удачи! И помните, после активации режим бомбы лучше не менять."
+
+/obj/item/storage/box/syndie_kit/holobombs
+	name = "box of holobombs"
+	desc = "A box containing 5 experimental holobombs."
+	icon_state = "flashbang"
+	startswith = list(/obj/item/device/holobomb = 5, /obj/item/paper/holobomb = 1)
+
+//
+//        Holobombs - Uplink part
+//
+
+/datum/uplink_item/item/tools/holobomb
+	name = "Box of holobombs"
+	item_cost = 32
+	path =/obj/item/storage/box/syndie_kit/holobombs
+	desc = "Contains 5 holobomb and instruction. \
+			A bomb that changes appearance, and can destroy some hands."
diff --git a/mods/antagonists/icons/obj/holobomb.dmi b/mods/antagonists/icons/obj/holobomb.dmi
new file mode 100644
index 0000000000000..b938a05e136c2
Binary files /dev/null and b/mods/antagonists/icons/obj/holobomb.dmi differ
diff --git a/mods/loadout_items/_loadout_items.dme b/mods/loadout_items/_loadout_items.dme
index 9da54a326ad20..132e4e54d6d70 100644
--- a/mods/loadout_items/_loadout_items.dme
+++ b/mods/loadout_items/_loadout_items.dme
@@ -5,7 +5,9 @@
 #include "code/cloak.dm"
 #include "code/gloves.dm"
 #include "code/shoes.dm"
+#include "code/uniforms.dm"
 #include "code/lists/cloaks.dm"
+#include "code/lists/uniforms.dm"
 #include "code/lists/xenowear.dm"
 
 #endif
diff --git a/mods/loadout_items/code/lists/uniforms.dm b/mods/loadout_items/code/lists/uniforms.dm
new file mode 100644
index 0000000000000..03bdafb110470
--- /dev/null
+++ b/mods/loadout_items/code/lists/uniforms.dm
@@ -0,0 +1,15 @@
+/datum/gear/uniform/pmc //Some of that is duplicate of standart Torch uniforms selection. But who cares.
+	display_name = "PMC uniform selection"
+	allowed_roles = list(/datum/job/detective, /datum/job/officer, /datum/job/hos)
+	path = /obj/item/clothing/under
+
+/datum/gear/uniform/pmc/New()
+	..()
+	var/pmc = list()
+	pmc["SAARE utility uniform"]= /obj/item/clothing/under/saare
+	pmc["SAARE combat uniform"]= /obj/item/clothing/under/rank/security/saarecombat
+	pmc["PCRC utility uniform"]	= /obj/item/clothing/under/pcrc
+	pmc["PCRC formal uniform"]	= /obj/item/clothing/under/pcrcsuit
+	pmc["SCP utility uniform"]	= /obj/item/clothing/under/scp_uniform
+	pmc["ZPCI utility uniform"]	= /obj/item/clothing/under/zpci_uniform
+	gear_tweaks += new/datum/gear_tweak/path(pmc)
diff --git a/mods/loadout_items/code/uniforms.dm b/mods/loadout_items/code/uniforms.dm
new file mode 100644
index 0000000000000..7d21f014e5105
--- /dev/null
+++ b/mods/loadout_items/code/uniforms.dm
@@ -0,0 +1,32 @@
+/obj/item/clothing/under/scp_uniform
+	name = "SCP guard uniform"
+	desc = "It's dark grey uniform made of a slightly sturdier material than standard jumpsuits, to allow for good protection.\nThis uniform has SCP tags on shoulders, terran organization of NT asset protection."
+	icon = 'mods/loadout_items/icons/obj_under.dmi'
+	item_icons = list(slot_w_uniform_str = 'mods/loadout_items/icons/onmob_under.dmi')
+	icon_state = "scp_uniform"
+	item_state = "scp_uniform"
+	worn_state = "scp_uniform"
+	armor = list(melee = 10, bullet = 5, laser = 5,energy = 0, bomb = 0, bio = 0, rad = 0)
+	siemens_coefficient = 0.9
+
+/obj/item/clothing/under/zpci_uniform
+	name = "ZPCI uniform"
+	desc = "This is a standard model of the ZPCI uniform."
+	icon = 'mods/loadout_items/icons/obj_under.dmi'
+	item_icons = list(slot_w_uniform_str = 'mods/loadout_items/icons/onmob_under.dmi')
+	icon_state = "zpci_uniform"
+	item_state = "zpci_uniform"
+	armor = list(melee = 10, bullet = 0, laser = 0,energy = 0, bomb = 0, bio = 0, rad = 0) //it's security uniform's stats
+	siemens_coefficient = 0.9
+
+/obj/item/clothing/under/rank/security/saarecombat
+	name = "\improper SAARE combat uniform"
+	desc = "Tight-fitting dark uniform with a bright-green SAARE patch on the shoulder. The perfect outfit in which to kick doors out and teeth in."
+	icon = 'mods/loadout_items/icons/obj_under.dmi'
+	item_icons = list(slot_w_uniform_str = 'mods/loadout_items/icons/onmob_under.dmi')
+	icon_state = "saarecombat"
+	item_state = "saarecombat"
+	worn_state = "saarecombat"
+	gender_icons = 1
+
+// SIERRA TO DO: Cleanup icons from unused loadout
diff --git a/mods/loadout_items/icons/obj_under.dmi b/mods/loadout_items/icons/obj_under.dmi
new file mode 100644
index 0000000000000..851673d868b23
Binary files /dev/null and b/mods/loadout_items/icons/obj_under.dmi differ
diff --git a/mods/loadout_items/icons/onmob_under.dmi b/mods/loadout_items/icons/onmob_under.dmi
new file mode 100644
index 0000000000000..1369299873065
Binary files /dev/null and b/mods/loadout_items/icons/onmob_under.dmi differ