diff --git a/GainStation13/code/obj/weapons/fatoray.dm b/GainStation13/code/obj/weapons/fatoray.dm
new file mode 100644
index 00000000..c40ff086
--- /dev/null
+++ b/GainStation13/code/obj/weapons/fatoray.dm
@@ -0,0 +1,32 @@
+///The base fatoray
+/obj/item/gun/energy/fatoray
+	name = "fatoray"
+	desc = "An energy gun that fattens up anyone it hits."
+	icon = 'GainStation13/icons/obj/fatoray.dmi'
+	icon_state = "fatoray"
+	ammo_type = list(/obj/item/ammo_casing/energy/fattening)
+
+/obj/item/ammo_casing/energy/fattening
+	name = "fattening weapon lens"
+	select_name = "fatten"
+	projectile_type = /obj/item/projectile/energy/fattening
+
+///The base projectile used by the fatoray
+/obj/item/projectile/energy/fattening
+	name = "concentrated fat"
+	icon = 'GainStation13/icons/obj/fatoray.dmi'
+	icon_state = "ray"
+	///How much fat is added to the target mob?
+	var/fat_added = 25 //Around 6.25 pounds per hit.
+
+/obj/item/projectile/energy/fattening/on_hit(atom/target, blocked)
+	. = ..()
+	
+	var/mob/living/carbon/gainer = target
+	if(!gainer)
+		return FALSE
+	
+	if(!gainer.adjust_fatness(fat_added, FATTENING_TYPE_WEAPON))
+		return FALSE
+
+	return TRUE
diff --git a/GainStation13/icons/obj/fatoray.dmi b/GainStation13/icons/obj/fatoray.dmi
index b8003bfa..16d4bfaf 100644
Binary files a/GainStation13/icons/obj/fatoray.dmi and b/GainStation13/icons/obj/fatoray.dmi differ
diff --git a/tgstation.dme b/tgstation.dme
index de346663..8c91b488 100644
--- a/tgstation.dme
+++ b/tgstation.dme
@@ -3324,6 +3324,7 @@
 #include "GainStation13\code\modules\vending\gatocola.dm"
 #include "GainStation13\code\modules\vending\mealdor.dm"
 #include "GainStation13\code\obj\structure\scale.dm"
+#include "GainStation13\code\obj\weapons\fatoray.dm"
 #include "hyperstation\code\__DEFINES\economy.dm"
 #include "hyperstation\code\__DEFINES\wendigo.dm"
 #include "hyperstation\code\controllers\subsystem\economy.dm"