[MIRROR] Riot armor and helmets (and similar gear) protect against mo…

…re melee-based attacks (like RNG punches), bottles aren't near guaranteed knockdowns (#1133)

* Riot armor and helmets (and similar gear) protect against more melee-based attacks (like RNG punches), bottles aren't near guaranteed knockdowns

* Update _species.dm

* Update _species.dm

---------

Co-authored-by: necromanceranne <[email protected]>
Co-authored-by: Mal <[email protected]>

code/__DEFINES/traits/declarations.dm

@@ -211,8 +211,10 @@ Remember to update _globalvars/traits.dm if you're adding/removing/renaming trai
 #define TRAIT_BLOOD_DEFICIENCY "blood_deficiency"
 #define TRAIT_JOLLY "jolly"
 #define TRAIT_NOCRITDAMAGE "no_crit"
-/// Prevents shovies against a dense object from knocking them down.
-#define TRAIT_SHOVE_KNOCKDOWN_BLOCKED "shove_knockdown_blocked"
+/// Prevents shovies and some strong blows such as unarmed punches and (unreliably) tackles the owner down
+#define TRAIT_BRAWLING_KNOCKDOWN_BLOCKED "brawling_knockdown_blocked"
+/// Prevents some severe head injuries being sustained from heavy collisions or blunt force injuries.
+#define TRAIT_HEAD_INJURY_BLOCKED "head_injury_blocked"
 /// Prevents staggering.
 #define TRAIT_NO_STAGGER "no_stagger"
 /// Getting hit by thrown movables won't push you away

code/_globalvars/traits/_traits.dm

@@ -140,6 +140,7 @@ GLOBAL_LIST_INIT(traits_by_type, list(
 		"TRAIT_BONSAI" = TRAIT_BONSAI,
 		"TRAIT_BOOZE_SLIDER" = TRAIT_BOOZE_SLIDER,
 		"TRAIT_BRAINWASHING" = TRAIT_BRAINWASHING,
+		"TRAIT_BRAWLING_KNOCKDOWN_BLOCKED" = TRAIT_BRAWLING_KNOCKDOWN_BLOCKED,
 		"TRAIT_BYPASS_EARLY_IRRADIATED_CHECK" = TRAIT_BYPASS_EARLY_IRRADIATED_CHECK,
 		"TRAIT_BYPASS_MEASURES" = TRAIT_BYPASS_MEASURES,
 		"TRAIT_CANNOT_BE_UNBUCKLED" = TRAIT_CANNOT_BE_UNBUCKLED,
@@ -238,6 +239,7 @@ GLOBAL_LIST_INIT(traits_by_type, list(
 		"TRAIT_HAS_CRANIAL_FISSURE" = TRAIT_HAS_CRANIAL_FISSURE,
 		"TRAIT_HAS_MARKINGS" = TRAIT_HAS_MARKINGS,
 		"TRAIT_HATED_BY_DOGS" = TRAIT_HATED_BY_DOGS,
+		"TRAIT_HEAD_INJURY_BLOCKED" = TRAIT_HEAD_INJURY_BLOCKED,
 		"TRAIT_HEALS_FROM_CARP_RIFTS" = TRAIT_HEALS_FROM_CARP_RIFTS,
 		"TRAIT_HEALS_FROM_CULT_PYLONS" = TRAIT_HEALS_FROM_CULT_PYLONS,
 		"TRAIT_HEAR_THROUGH_DARKNESS" = TRAIT_HEAR_THROUGH_DARKNESS,
@@ -404,7 +406,6 @@ GLOBAL_LIST_INIT(traits_by_type, list(
 		"TRAIT_SHAVED" = TRAIT_SHAVED,
 		"TRAIT_SHIFTY_EYES" = TRAIT_SHIFTY_EYES,
 		"TRAIT_SHOCKIMMUNE" = TRAIT_SHOCKIMMUNE,
-		"TRAIT_SHOVE_KNOCKDOWN_BLOCKED" = TRAIT_SHOVE_KNOCKDOWN_BLOCKED,
 		"TRAIT_SIGN_LANG" = TRAIT_SIGN_LANG,
 		"TRAIT_PAPER_MASTER" = TRAIT_PAPER_MASTER,
 		"TRAIT_SILENT_FOOTSTEPS" = TRAIT_SILENT_FOOTSTEPS,

code/_onclick/item_attack.dm

@@ -390,7 +390,7 @@
 					glasses.add_mob_blood(src)
 					update_worn_glasses()
 
-			if(!attacking_item.get_sharpness() && armor_block < 50)
+			if(!attacking_item.get_sharpness() && !HAS_TRAIT(src, TRAIT_HEAD_INJURY_BLOCKED))
 				if(prob(damage_done))
 					adjustOrganLoss(ORGAN_SLOT_BRAIN, 20)
 					if(stat == CONSCIOUS)
@@ -420,7 +420,7 @@
 					w_uniform.add_mob_blood(src)
 					update_worn_undersuit()
 
-			if(stat == CONSCIOUS && !attacking_item.get_sharpness() && armor_block < 50)
+			if(stat == CONSCIOUS && !attacking_item.get_sharpness() && !HAS_TRAIT(src, TRAIT_BRAWLING_KNOCKDOWN_BLOCKED))
 				if(prob(damage_done))
 					visible_message(
 						span_danger("[src] is knocked down!"),

code/datums/components/tackle.dm

@@ -400,7 +400,7 @@
 			defense_mod += 2
 		if(tackle_target.mob_negates_gravity())
 			defense_mod += 1
-		if(HAS_TRAIT(tackle_target, TRAIT_SHOVE_KNOCKDOWN_BLOCKED)) // riot armor and such
+		if(HAS_TRAIT(tackle_target, TRAIT_BRAWLING_KNOCKDOWN_BLOCKED)) // riot armor and such
 			defense_mod += 5
 
 		var/obj/item/organ/external/tail/lizard/el_tail = tackle_target.get_organ_slot(ORGAN_SLOT_EXTERNAL_TAIL)
@@ -451,7 +451,7 @@
 			attack_mod += 15
 			human_sacker.adjustStaminaLoss(100) //AHAHAHAHAHAHAHAHA
 
-		if(HAS_TRAIT(human_sacker, TRAIT_SHOVE_KNOCKDOWN_BLOCKED)) // tackling with riot specialized armor, like riot armor, is effective but tiring
+		if(HAS_TRAIT(human_sacker, TRAIT_BRAWLING_KNOCKDOWN_BLOCKED)) // tackling with riot specialized armor, like riot armor, is effective but tiring
 			attack_mod += 2
 			human_sacker.adjustStaminaLoss(20)
 
@@ -499,14 +499,10 @@
 	var/danger_zone = (speed - 1) * 13 // for every extra speed we have over 1, take away 13 of the safest chance
 	danger_zone = max(min(danger_zone, 100), 1)
 
-	if(ishuman(user))
-		var/mob/living/carbon/human/S = user
-		var/head_slot = S.get_item_by_slot(ITEM_SLOT_HEAD)
-		var/suit_slot = S.get_item_by_slot(ITEM_SLOT_OCLOTHING)
-		if(head_slot && (istype(head_slot,/obj/item/clothing/head/helmet) || istype(head_slot,/obj/item/clothing/head/utility/hardhat)))
-			oopsie_mod -= 6
-		if(suit_slot && (istype(suit_slot,/obj/item/clothing/suit/armor/riot)))
-			oopsie_mod -= 6
+	if(HAS_TRAIT(user, TRAIT_BRAWLING_KNOCKDOWN_BLOCKED))
+		oopsie_mod -= 6
+	if(HAS_TRAIT(user, TRAIT_HEAD_INJURY_BLOCKED))
+		oopsie_mod -= 6
 
 	if(HAS_TRAIT(user, TRAIT_CLUMSY))
 		oopsie_mod += 6 //honk!

code/modules/clothing/head/hardhat.dm

@@ -23,7 +23,7 @@
 	var/hat_type = "yellow"
 	///Whether the headlamp is on or off.
 	var/on = FALSE
-
+	clothing_traits = list(TRAIT_HEAD_INJURY_BLOCKED)
 
 /datum/armor/utility_hardhat
 	melee = 15
@@ -224,6 +224,7 @@
 	light_color = "#fff2bf"
 	worn_y_offset = 1
 	dog_fashion = /datum/dog_fashion/head/pumpkin/unlit
+	clothing_traits = list()
 
 /obj/item/clothing/head/utility/hardhat/pumpkinhead/set_light_on(new_value)
 	. = ..()
@@ -277,6 +278,6 @@
 	flags_inv = 0
 	armor_type = /datum/armor/none
 	light_range = 1 //luminosity when on
-
+	clothing_traits = list()
 
 	dog_fashion = /datum/dog_fashion/head/reindeer

code/modules/clothing/head/helmet.dm

@@ -184,6 +184,7 @@
 	visor_flags_inv = HIDEFACE|HIDESNOUT
 	flags_cover = HEADCOVERSEYES | HEADCOVERSMOUTH | PEPPERPROOF
 	visor_flags_cover = HEADCOVERSEYES | HEADCOVERSMOUTH | PEPPERPROOF
+	clothing_traits = list(TRAIT_HEAD_INJURY_BLOCKED)
 
 /datum/armor/toggleable_riot
 	melee = 50
@@ -247,6 +248,7 @@
 	strip_delay = 80
 	resistance_flags = FIRE_PROOF | ACID_PROOF
 	dog_fashion = null
+	clothing_traits = list(TRAIT_HEAD_INJURY_BLOCKED)
 
 /datum/armor/helmet_swat
 	melee = 40
@@ -394,6 +396,7 @@
 	flags_cover = HEADCOVERSEYES | HEADCOVERSMOUTH
 	strip_delay = 80
 	dog_fashion = null
+	clothing_traits = list(TRAIT_HEAD_INJURY_BLOCKED)
 
 /datum/armor/helmet_knight
 	melee = 50

code/modules/clothing/suits/armor.dm

@@ -306,7 +306,7 @@
 	armor_type = /datum/armor/armor_riot
 	strip_delay = 80
 	equip_delay_other = 60
-	clothing_traits = list(TRAIT_SHOVE_KNOCKDOWN_BLOCKED)
+	clothing_traits = list(TRAIT_BRAWLING_KNOCKDOWN_BLOCKED)
 
 /datum/armor/armor_riot
 	melee = 50
@@ -410,7 +410,7 @@
 	max_heat_protection_temperature = SPACE_SUIT_MAX_TEMP_PROTECT
 	slowdown = 0.7
 	body_parts_covered = CHEST|GROIN|LEGS|FEET|ARMS|HANDS
-	clothing_traits = list(TRAIT_SHOVE_KNOCKDOWN_BLOCKED)
+	clothing_traits = list(TRAIT_BRAWLING_KNOCKDOWN_BLOCKED)
 
 
 //All of the armor below is mostly unused

code/modules/mob/living/carbon/alien/adult/queen.dm

@@ -19,7 +19,7 @@
 	// as a wise man once wrote: "pull over that ass too fat"
 	REMOVE_TRAIT(src, TRAIT_VENTCRAWLER_ALWAYS, INNATE_TRAIT)
 	// that'd be a too cheeky shield bashing strat
-	ADD_TRAIT(src, TRAIT_SHOVE_KNOCKDOWN_BLOCKED, INNATE_TRAIT)
+	ADD_TRAIT(src, TRAIT_BRAWLING_KNOCKDOWN_BLOCKED, INNATE_TRAIT)
 	AddComponent(/datum/component/seethrough_mob)
 
 /mob/living/carbon/alien/adult/royal/on_lying_down(new_lying_angle)

code/modules/mob/living/carbon/carbon.dm

@@ -85,12 +85,18 @@
 				span_userdanger("You violently crash into [victim][extra_speed ? " extra hard" : ""], but [victim] managed to block the worst of it!"))
 			log_combat(src, victim, "crashed into and was blocked by")
 			return
+		else if(HAS_TRAIT(src, TRAIT_BRAWLING_KNOCKDOWN_BLOCKED))
+			victim.take_bodypart_damage(10 + 5 * extra_speed, check_armor = TRUE, wound_bonus = extra_speed * 5)
+			victim.apply_damage(10 + 10 * extra_speed, STAMINA)
+			victim.adjust_staggered_up_to(STAGGERED_SLOWDOWN_LENGTH * 2, 10 SECONDS)
+			visible_message(span_danger("[src] crashes into [victim][extra_speed ? " really hard" : ""], but [victim] was able to stay on their feet!"),\
+				span_userdanger("You violently crash into [victim][extra_speed ? " extra hard" : ""], but [victim] managed to stay on their feet!"))
 		else
 			victim.Paralyze(2 SECONDS)
 			victim.take_bodypart_damage(10 + 5 * extra_speed, check_armor = TRUE, wound_bonus = extra_speed * 5)
 			visible_message(span_danger("[src] crashes into [victim][extra_speed ? " really hard" : ""], knocking them both over!"),\
 				span_userdanger("You violently crash into [victim][extra_speed ? " extra hard" : ""]!"))
-			log_combat(src, victim, "crashed into")
+		log_combat(src, victim, "crashed into")
 
 	if(oof_noise)
 		playsound(src,'sound/weapons/punch1.ogg',50,TRUE)

code/modules/mob/living/carbon/human/_species.dm

@@ -1229,16 +1229,18 @@ GLOBAL_LIST_EMPTY(features_by_species)
 		log_combat(user, target, "punched")
 
 	//If we rolled a punch high enough to hit our stun threshold, or our target is staggered and they have at least 40 damage+stamina loss, we knock them down
-	if((target.stat != DEAD) && prob(limb_accuracy) || (target.stat != DEAD) && staggered && (target.getStaminaLoss() + user.getBruteLoss()) >= 40)
-		target.visible_message(span_danger("[user] knocks [target] down!"), \
-						span_userdanger("You're knocked down by [user]!"), span_hear("You hear aggressive shuffling followed by a loud thud!"), COMBAT_MESSAGE_RANGE, user)
-		to_chat(user, span_danger("You knock [target] down!"))
-		/* NOVA EDIT REMOVAL - Less combat lethality and hard stuns
-		var/knockdown_duration = 4 SECONDS + (target.getStaminaLoss() + (target.getBruteLoss()*0.5))*0.8 //50 total damage = 4 second base stun + 4 second stun modifier = 8 second knockdown duration
-		target.apply_effect(knockdown_duration, EFFECT_KNOCKDOWN, armor_block)
-		NOVA EDIT REMOVAL END */
-		target.StaminaKnockdown(20) //NOVA EDIT ADDITION
-		log_combat(user, target, "got a stun punch with their previous punch")
+	//This does not work against opponents who are knockdown immune, such as from wearing riot armor.
+	if(!HAS_TRAIT(src, TRAIT_BRAWLING_KNOCKDOWN_BLOCKED))
+		if((target.stat != DEAD) && prob(limb_accuracy) || (target.stat != DEAD) && staggered && (target.getStaminaLoss() + user.getBruteLoss()) >= 40)
+			target.visible_message(span_danger("[user] knocks [target] down!"), \
+							span_userdanger("You're knocked down by [user]!"), span_hear("You hear aggressive shuffling followed by a loud thud!"), COMBAT_MESSAGE_RANGE, user)
+			to_chat(user, span_danger("You knock [target] down!"))
+			/* NOVA EDIT REMOVAL START - Less combat lethality and hard stuns
+			var/knockdown_duration = 4 SECONDS + (target.getStaminaLoss() + (target.getBruteLoss()*0.5))*0.8 //50 total damage = 4 second base stun + 4 second stun modifier = 8 second knockdown duration
+			target.apply_effect(knockdown_duration, EFFECT_KNOCKDOWN, armor_block)
+			NOVA EDIT REMOVAL END */
+			target.StaminaKnockdown(20) // NOVA EDIT ADDITION
+			log_combat(user, target, "got a stun punch with their previous punch")
 
 /datum/species/proc/disarm(mob/living/carbon/human/user, mob/living/carbon/human/target, datum/martial_art/attacker_style)
 	if(user.body_position != STANDING_UP)

code/modules/mob/living/carbon/human/human_defense.dm

@@ -146,7 +146,7 @@
 		return
 	if(!(shove_flags & SHOVE_KNOCKDOWN_BLOCKED))
 		target.Knockdown(SHOVE_KNOCKDOWN_HUMAN)
-	if(!HAS_TRAIT(src, TRAIT_SHOVE_KNOCKDOWN_BLOCKED))
+	if(!HAS_TRAIT(src, TRAIT_BRAWLING_KNOCKDOWN_BLOCKED))
 		Knockdown(SHOVE_KNOCKDOWN_COLLATERAL)
 	target.visible_message(span_danger("[shover] shoves [target.name] into [name]!"),
 		span_userdanger("You're shoved into [name] by [shover]!"), span_hear("You hear aggressive shuffling followed by a loud thud!"), COMBAT_MESSAGE_RANGE, src)

code/modules/mob/living/living_defense.dm

@@ -756,7 +756,7 @@
 		. |= SHOVE_CAN_MOVE
 		if(!buckled)
 			. |= SHOVE_CAN_HIT_SOMETHING
-	if(HAS_TRAIT(src, TRAIT_SHOVE_KNOCKDOWN_BLOCKED))
+	if(HAS_TRAIT(src, TRAIT_BRAWLING_KNOCKDOWN_BLOCKED))
 		. |= SHOVE_KNOCKDOWN_BLOCKED
 
 ///Send the chat feedback message for shoving

code/modules/mob/living/silicon/silicon.dm

@@ -79,7 +79,7 @@
 		TRAIT_MADNESS_IMMUNE,
 		TRAIT_MARTIAL_ARTS_IMMUNE,
 		TRAIT_NOFIRE_SPREAD,
-		TRAIT_SHOVE_KNOCKDOWN_BLOCKED,
+		TRAIT_BRAWLING_KNOCKDOWN_BLOCKED,
 	)
 
 	add_traits(traits_to_apply, ROUNDSTART_TRAIT)

code/modules/mod/mod_theme.dm

@@ -698,7 +698,7 @@
 		a few years out of date, leading to an overall lower capacity for modules."
 	default_skin = "security"
 	armor_type = /datum/armor/mod_theme_security
-	complexity_max = DEFAULT_MAX_COMPLEXITY - 3
+	complexity_max = DEFAULT_MAX_COMPLEXITY - 2
 	slowdown_inactive = 1
 	slowdown_active = 0.5
 	allowed_suit_storage = list(

code/modules/mod/mod_types.dm

@@ -55,6 +55,7 @@
 		/obj/item/mod/module/flashlight,
 		/obj/item/mod/module/tether,
 		/obj/item/mod/module/magboot,
+		/obj/item/mod/module/headprotector,
 	)
 	default_pins = list(
 		/obj/item/mod/module/magboot,
@@ -72,6 +73,7 @@
 		/obj/item/mod/module/magboot,
 		/obj/item/mod/module/t_ray,
 		/obj/item/mod/module/quick_carry,
+		/obj/item/mod/module/headprotector,
 	)
 	default_pins = list(
 		/obj/item/mod/module/magboot,
@@ -87,6 +89,7 @@
 		/obj/item/mod/module/rad_protection,
 		/obj/item/mod/module/flashlight,
 		/obj/item/mod/module/jetpack,
+		/obj/item/mod/module/headprotector,
 	)
 	default_pins = list(
 		/obj/item/mod/module/magboot/advanced,
@@ -153,6 +156,7 @@
 		/obj/item/mod/module/flashlight,
 		/obj/item/mod/module/circuit,
 		/obj/item/mod/module/t_ray,
+		/obj/item/mod/module/headprotector,
 	)
 
 /obj/item/mod/control/pre_equipped/security
@@ -165,6 +169,7 @@
 		/obj/item/mod/module/criminalcapture,
 		/obj/item/mod/module/dispenser/mirage,
 		/obj/item/mod/module/quick_cuff,
+		/obj/item/mod/module/headprotector,
 	)
 
 /obj/item/mod/control/pre_equipped/safeguard
@@ -179,6 +184,7 @@
 		/obj/item/mod/module/projectile_dampener,
 		/obj/item/mod/module/pepper_shoulders,
 		/obj/item/mod/module/quick_cuff,
+		/obj/item/mod/module/headprotector,
 	)
 	default_pins = list(
 		/obj/item/mod/module/jetpack,
@@ -194,6 +200,7 @@
 		/obj/item/mod/module/jetpack/advanced,
 		/obj/item/mod/module/pathfinder,
 		/obj/item/mod/module/quick_cuff,
+		/obj/item/mod/module/headprotector,
 	)
 	default_pins = list(
 		/obj/item/mod/module/jetpack/advanced,

code/modules/mod/modules/modules_antag.dm

@@ -11,7 +11,7 @@
 	module_type = MODULE_TOGGLE
 	active_power_cost = DEFAULT_CHARGE_DRAIN * 0.3
 	removable = FALSE
-	incompatible_modules = list(/obj/item/mod/module/armor_booster, /obj/item/mod/module/welding)
+	incompatible_modules = list(/obj/item/mod/module/armor_booster, /obj/item/mod/module/welding, /obj/item/mod/module/headprotector)
 	cooldown_time = 0.5 SECONDS
 	overlay_state_inactive = "module_armorbooster_off"
 	overlay_state_active = "module_armorbooster_on"
@@ -26,6 +26,8 @@
 	var/list/armor_mod = /datum/armor/mod_module_armor_boost
 	/// List of parts of the suit that are spaceproofed, for giving them back the pressure protection.
 	var/list/spaceproofed = list()
+	/// List of traits added when the mod is activated
+	var/list/traits_to_add = list(TRAIT_HEAD_INJURY_BLOCKED)
 
 /datum/armor/mod_module_armor_boost
 	melee = 25
@@ -50,6 +52,7 @@
 	actual_speed_added = max(0, min(mod.slowdown_active, speed_added))
 	mod.slowdown -= actual_speed_added
 	mod.wearer.update_equipment_speed_mods()
+	mod.wearer.add_traits(traits_to_add, MOD_TRAIT)
 	var/list/parts = mod.mod_parts + mod
 	for(var/obj/item/part as anything in parts)
 		part.set_armor(part.get_armor().add_other_armor(armor_mod))
@@ -69,6 +72,7 @@
 		balloon_alert(mod.wearer, "armor retracts, EVA ready")
 	mod.slowdown += actual_speed_added
 	mod.wearer.update_equipment_speed_mods()
+	mod.wearer.remove_traits(traits_to_add, MOD_TRAIT)
 	var/list/parts = mod.mod_parts + mod
 	for(var/obj/item/part as anything in parts)
 		part.set_armor(part.get_armor().subtract_other_armor(armor_mod))
@@ -483,12 +487,15 @@
 /obj/item/mod/module/infiltrator
 	name = "MOD infiltration core programs module"
 	desc = "The primary stealth systems operating within the suit. Utilizing electromagnetic signals, \
-		the wearer simply cannot be observed closely, or heard clearly by those around them."
+		the wearer simply cannot be observed closely, or heard clearly by those around them.\
+		It also contains some dampening systems to help protect a user from blows to the head."
 	icon_state = "infiltrator"
 	complexity = 0
 	removable = FALSE
 	idle_power_cost = DEFAULT_CHARGE_DRAIN * 0
-	incompatible_modules = list(/obj/item/mod/module/infiltrator, /obj/item/mod/module/armor_booster, /obj/item/mod/module/welding)
+	incompatible_modules = list(/obj/item/mod/module/infiltrator, /obj/item/mod/module/armor_booster, /obj/item/mod/module/welding, /obj/item/mod/module/headprotector)
+	/// List of traits added when the suit is activated
+	var/list/traits_to_add = list(TRAIT_SILENT_FOOTSTEPS, TRAIT_UNKNOWN, TRAIT_HEAD_INJURY_BLOCKED)
 
 /obj/item/mod/module/infiltrator/on_install()
 	mod.item_flags |= EXAMINE_SKIP
@@ -497,11 +504,11 @@
 	mod.item_flags &= ~EXAMINE_SKIP
 
 /obj/item/mod/module/infiltrator/on_suit_activation()
-	mod.wearer.add_traits(list(TRAIT_SILENT_FOOTSTEPS, TRAIT_UNKNOWN), MOD_TRAIT)
+	mod.wearer.add_traits(traits_to_add, MOD_TRAIT)
 	mod.helmet.flash_protect = FLASH_PROTECTION_WELDER
 
 /obj/item/mod/module/infiltrator/on_suit_deactivation(deleting = FALSE)
-	mod.wearer.remove_traits(list(TRAIT_SILENT_FOOTSTEPS, TRAIT_UNKNOWN), MOD_TRAIT)
+	mod.wearer.remove_traits(traits_to_add, MOD_TRAIT)
 	if(deleting)
 		return
 	mod.helmet.flash_protect = initial(mod.helmet.flash_protect)

code/modules/mod/modules/modules_engineering.dm

@@ -204,6 +204,24 @@
 	rcd_scan(src, fade_time = 10 SECONDS)
 	drain_power(use_power_cost)
 
+///Safety-First Head Protection - Protects your brain matter from sudden impacts.
+/obj/item/mod/module/headprotector
+	name = "MOD Safety-First Head Protection module"
+	desc = "A series of dampening plates are installed along the back and upper areas of \
+		the helmet. These plates absorb abrupt kinetic shocks delivered to the skull. \
+		The bulk of this module prevents it from being installed in any suit that is capable \
+		of combat armor adjustments. However, the rudimentry nature of the module makes it \
+		relatively easy to install into most other suits."
+	icon_state = "welding"
+	complexity = 1
+	incompatible_modules = list(/obj/item/mod/module/armor_booster, /obj/item/mod/module/infiltrator)
+
+/obj/item/mod/module/constructor/on_suit_activation()
+	ADD_TRAIT(mod.wearer, TRAIT_HEAD_INJURY_BLOCKED, MOD_TRAIT)
+
+/obj/item/mod/module/constructor/on_suit_deactivation(deleting = FALSE)
+	REMOVE_TRAIT(mod.wearer, TRAIT_HEAD_INJURY_BLOCKED, MOD_TRAIT)
+
 ///Mister - Sprays water over an area.
 /obj/item/mod/module/mister
 	name = "MOD water mister module"