diff --git a/code/__DEFINES/misc.dm b/code/__DEFINES/misc.dm
index 4dd72c012ce..c59d39dc14c 100644
--- a/code/__DEFINES/misc.dm
+++ b/code/__DEFINES/misc.dm
@@ -198,6 +198,7 @@
 #define TURF_WET_WATER	1
 #define TURF_WET_LUBE	2
 #define TURF_WET_ICE	3
+#define TURF_WET_PERMAFROST 4
 
 #define APPEARANCE_UI_IGNORE_ALPHA			RESET_COLOR|RESET_TRANSFORM|NO_CLIENT_COLOR|RESET_ALPHA
 
diff --git a/code/datums/uplink_item.dm b/code/datums/uplink_item.dm
index 3f3c394a7e6..a340b18c497 100644
--- a/code/datums/uplink_item.dm
+++ b/code/datums/uplink_item.dm
@@ -565,6 +565,14 @@ GLOBAL_LIST_INIT(uplink_items, subtypesof(/datum/uplink_item))
 	cost = 11
 	surplus = 0
 
+/datum/uplink_item/dangerous/grenadier
+	name = "Grenadier's belt"
+	desc = "A belt containing 25 lethally dangerous and destructive grenades."
+	item = /obj/item/storage/belt/grenade/full
+	cost = 22
+	surplus = 0
+	gamemodes = list(/datum/game_mode/nuclear)
+
 /datum/uplink_item/dangerous/emp
 	name = "EMP Grenades and Implanter Kit"
 	desc = "A box that contains two EMP grenades and an EMP implant. Useful to disrupt communication, \
diff --git a/code/game/objects/items/weapons/grenades/atmosgrenade.dm b/code/game/objects/items/weapons/grenades/atmosgrenade.dm
index d24db633c87..1c843a4311b 100644
--- a/code/game/objects/items/weapons/grenades/atmosgrenade.dm
+++ b/code/game/objects/items/weapons/grenades/atmosgrenade.dm
@@ -2,7 +2,7 @@
 
 
 /obj/item/grenade/gas
-	name = "Plasma Fire Grenade"
+	name = "plasma fire grenade"
 	desc = "A compressed plasma grenade, used to start horrific plasma fires."
 	origin_tech = "materials=3;magnets=4;syndicate=3"
 	icon = 'icons/obj/grenade.dmi'
@@ -18,7 +18,33 @@
 		target_turf.air_update_turf()
 	qdel(src)
 
+/obj/item/grenade/gas/plasma
+	icon_state = "plasma"
+
 /obj/item/grenade/gas/knockout
-	name = "Knockout Grenade"
+	name = "knockout grenade"
 	desc = "A grenade that completely removes all air and heat from its detonation area."
-	spawn_contents = SPAWN_20C | SPAWN_N2O
\ No newline at end of file
+	spawn_contents = SPAWN_20C | SPAWN_N2O
+
+/obj/item/grenade/gluon
+	desc = "An advanced grenade that releases a harmful stream of gluons inducing radiation in those nearby. These gluon streams will also make victims feel exhausted, and induce shivering. This extreme coldness will also wet any nearby floors."
+	name = "gluon grenade"
+	icon = 'icons/obj/grenade.dmi'
+	icon_state = "gluon"
+	item_state = "flashbang"
+	var/range = 4
+	var/rad_damage = 60
+	var/stamina_damage = 30
+
+/obj/item/grenade/gluon/prime()
+	update_mob()
+	playsound(loc, 'sound/effects/empulse.ogg', 50, 1)
+	for(var/turf/T in view(range,loc))
+		if(isfloorturf(T))
+			var/turf/simulated/F = T
+			F.MakeSlippery(TURF_WET_PERMAFROST)
+			for(var/mob/living/carbon/L in T)
+				L.adjustStaminaLoss(stamina_damage)
+				L.apply_effect(rad_damage, IRRADIATE)
+				L.adjust_bodytemperature(-230)
+	qdel(src)
\ No newline at end of file
diff --git a/code/game/objects/items/weapons/grenades/syndieminibomb.dm b/code/game/objects/items/weapons/grenades/syndieminibomb.dm
index cf281b6ec8a..0172dd35717 100644
--- a/code/game/objects/items/weapons/grenades/syndieminibomb.dm
+++ b/code/game/objects/items/weapons/grenades/syndieminibomb.dm
@@ -8,5 +8,20 @@
 
 /obj/item/grenade/syndieminibomb/prime()
 	update_mob()
-	explosion(src.loc,1,2,4,flame_range = 2)
+	explosion(src.loc, 1, 2, 4, flame_range = 2)
 	qdel(src)
+
+/obj/item/grenade/syndieminibomb/concussion
+	name = "HE Grenade"
+	desc = "A compact shrapnel grenade meant to devastate nearby organisms and cause some damage in the process. Pull pin and throw opposite direction."
+	icon_state = "concussion"
+
+/obj/item/grenade/syndieminibomb/concussion/prime()
+	update_mob()
+	explosion(src.loc, 0, 2, 3, flame_range = 3)
+	qdel(src)
+
+/obj/item/grenade/syndieminibomb/concussion/frag
+	name = "frag grenade"
+	desc = "Fire in the hole."
+	icon_state = "frag"
\ No newline at end of file
diff --git a/code/game/objects/items/weapons/storage/belt.dm b/code/game/objects/items/weapons/storage/belt.dm
index 3d9471c3f02..da0ba50b7a2 100644
--- a/code/game/objects/items/weapons/storage/belt.dm
+++ b/code/game/objects/items/weapons/storage/belt.dm
@@ -302,6 +302,48 @@
 	item_state = "utility"
 	use_item_overlays = 1 // So it will still show tools in it in case sec get lazy and just glance at it.
 
+/obj/item/storage/belt/grenade
+	name = "grenadier belt"
+	desc = "A belt for holding grenades."
+	icon_state = "assaultbelt"
+	item_state = "assault"
+	storage_slots = 30
+	max_combined_w_class = 60
+	display_contents_with_number = 1
+	can_hold = list(
+		/obj/item/grenade,
+		/obj/item/lighter,
+		/obj/item/reagent_containers/food/drinks/bottle/molotov
+		)
+
+/obj/item/storage/belt/grenade/full/New()
+	..()
+	new /obj/item/grenade/smokebomb(src) //4
+	new /obj/item/grenade/smokebomb(src)
+	new /obj/item/grenade/smokebomb(src)
+	new /obj/item/grenade/smokebomb(src)
+	new	/obj/item/grenade/empgrenade(src) //2
+	new	/obj/item/grenade/empgrenade(src)
+	new	/obj/item/grenade/gluon(src) //4
+	new	/obj/item/grenade/gluon(src)
+	new	/obj/item/grenade/gluon(src)
+	new	/obj/item/grenade/gluon(src)
+	new	/obj/item/grenade/chem_grenade/facid(src) //1
+	new	/obj/item/grenade/gas/plasma(src) //2
+	new	/obj/item/grenade/gas/plasma(src)
+	new	/obj/item/grenade/syndieminibomb/concussion/frag(src) //10
+	new	/obj/item/grenade/syndieminibomb/concussion/frag(src)
+	new	/obj/item/grenade/syndieminibomb/concussion/frag(src)
+	new	/obj/item/grenade/syndieminibomb/concussion/frag(src)
+	new	/obj/item/grenade/syndieminibomb/concussion/frag(src)
+	new	/obj/item/grenade/syndieminibomb/concussion/frag(src)
+	new	/obj/item/grenade/syndieminibomb/concussion/frag(src)
+	new	/obj/item/grenade/syndieminibomb/concussion/frag(src)
+	new	/obj/item/grenade/syndieminibomb/concussion/frag(src)
+	new	/obj/item/grenade/syndieminibomb/concussion/frag(src)
+	new	/obj/item/grenade/syndieminibomb(src) //2
+	new	/obj/item/grenade/syndieminibomb(src)
+
 /obj/item/storage/belt/military/abductor
 	name = "agent belt"
 	desc = "A belt used by abductor agents."
diff --git a/code/game/turfs/simulated.dm b/code/game/turfs/simulated.dm
index 21dbdb9e024..51549c1a563 100644
--- a/code/game/turfs/simulated.dm
+++ b/code/game/turfs/simulated.dm
@@ -20,7 +20,7 @@
 
 /turf/simulated/proc/burn_tile()
 
-/turf/simulated/proc/MakeSlippery(wet_setting = TURF_WET_WATER) // 1 = Water, 2 = Lube, 3 = Ice
+/turf/simulated/proc/MakeSlippery(wet_setting = TURF_WET_WATER) // 1 = Water, 2 = Lube, 3 = Ice, 4 = Permafrost
 	if(wet >= wet_setting)
 		return
 	wet = wet_setting
@@ -30,7 +30,10 @@
 			wet_overlay = null
 		var/turf/simulated/floor/F = src
 		if(istype(F))
-			wet_overlay = image('icons/effects/water.dmi', src, "wet_floor_static")
+			if(wet_setting >= TURF_WET_ICE)
+				wet_overlay = image('icons/effects/water.dmi', src, "ice_floor")
+			else
+				wet_overlay = image('icons/effects/water.dmi', src, "wet_floor_static")
 		else
 			wet_overlay = image('icons/effects/water.dmi', src, "wet_static")
 		overlays += wet_overlay
@@ -83,6 +86,9 @@
 					if(!(prob(30) && M.slip("icy floor", 4, 2, tilesSlipped = 1, walkSafely = 1)))
 						M.inertia_dir = 0
 
+				if(TURF_WET_PERMAFROST) // Permafrost
+					M.slip("icy floor", 0, 5, tilesSlipped = 1, walkSafely = 0, slipAny = 1)
+
 /turf/simulated/ChangeTurf(var/path)
 	. = ..()
 	queue_smooth_neighbors(src)
diff --git a/icons/effects/water.dmi b/icons/effects/water.dmi
index 1bccfad7773..f0368e72852 100644
Binary files a/icons/effects/water.dmi and b/icons/effects/water.dmi differ
diff --git a/icons/obj/grenade.dmi b/icons/obj/grenade.dmi
index be866dc4275..e1b2164a39a 100644
Binary files a/icons/obj/grenade.dmi and b/icons/obj/grenade.dmi differ