I LOVE THE SMELL OF NAPALM IN THE MORNING!

code/__DEFINES/DNA.dm

@@ -28,6 +28,7 @@
 #define SWEDISH		"Swedish"
 #define CHAV		"Chav"
 #define ELVIS		"Elvis"
+#define YELLING		"Yelling"
 
 #define UI_CHANGED "ui changed"
 #define UE_CHANGED "ue changed"

code/datums/mutations/speech.dm

@@ -230,3 +230,16 @@
 	..()
 	owner.grant_language(/datum/language/common)
 	owner.remove_language(/datum/language/beachbum)
+
+/datum/mutation/human/yelling
+	name = "Yelling"
+	desc = "A mutation that forces the host to constantly yell their sentences out."
+	quality = MINOR_NEGATIVE
+	locked = TRUE
+	text_gain_indication = "<span class='danger'>You feel really angry.</span>"
+	text_lose_indication = "<span class='notice'>You feel calmer.</span>"
+
+/datum/mutation/human/yelling/say_mod(message)
+	if(message)
+		message = "[uppertext(replacetext(message, ".", "!"))]!"
+	return (message)

code/game/objects/structures/crates_lockers/closets/secure/security.dm

@@ -106,6 +106,7 @@
 	new /obj/item/radio/headset/headset_sec(src)
 	new /obj/item/clothing/suit/armor/vest/warden(src)
 	new /obj/item/clothing/head/warden(src)
+	new /obj/item/clothing/head/warden/drill(src)
 	new /obj/item/clothing/head/beret/sec/navywarden(src)
 	new /obj/item/clothing/suit/armor/vest/warden/alt(src)
 	new /obj/item/clothing/under/rank/warden/navyblue(src)

code/modules/clothing/head/jobs.dm

@@ -148,6 +148,22 @@
 	strip_delay = 60
 	dog_fashion = /datum/dog_fashion/head/warden
 
+/obj/item/clothing/head/warden/drill
+	name = "warden's drill hat"
+	desc = "A special armored campaign hat with the security insignia emblazoned on it. Uses reinforced fabric to offer sufficient protection. Has the letters 'FMJ' enscribed on its side."
+	icon_state = "wardendrill"
+	item_state = "wardendrill"
+	dog_fashion = null
+
+/obj/item/clothing/head/warden/drill/equipped(mob/living/carbon/human/user, slot)
+	. = ..()
+	if(slot == SLOT_HEAD)
+		user.dna.add_mutation(YELLING)
+
+/obj/item/clothing/head/warden/drill/dropped(mob/living/carbon/human/user)
+	. = ..()
+	user.dna.remove_mutation(YELLING)
+
 /obj/item/clothing/head/beret/sec
 	name = "security beret"
 	desc = "A robust beret with the security insignia emblazoned on it. Uses reinforced fabric to offer sufficient protection."