it is time

the khans awaken.

code/__DEFINES/~monkestation/martial_arts.dm

@@ -1,3 +1,4 @@
 //Monkestation exclusive martial arts defines.
 
 #define MARTIALART_TRIBALCLAW "tribal claw"
+#define MARTIALART_TUNNELARTS "tunnel arts"

monkestation/code/game/objects/items/storage/uplink_kits.dm

@@ -215,6 +215,16 @@
 	new /obj/item/gun/ballistic/automatic/plastikov(src)
 	new /obj/item/ammo_box/magazine/plastikov9mm(src)
 
+/obj/item/storage/box/syndie_kit/khan_package
+	name = "Tunel Khans Khare Paccage"
+	desc = "It's a syndicate box written all over with gray crayon."
+	icon_state = "syndiebox"
+	illustration = "writing_syndie"
+
+/obj/item/storage/box/syndie_kit/khan_package/PopulateContents()
+	new /obj/item/book/granter/martial/the_tunnel_arts(src)
+	new /obj/item/clothing/suit/jacket/det_suit/khan(src)
+
 #undef KIT_ITEM_CATEGORY_SUPPORT
 #undef KIT_ITEM_CATEGORY_WEAPONS
 #undef KIT_ITEM_CATEGORY_MISC

monkestation/code/modules/martial_arts/granters/tunnel_arts_gr.dm

@@ -0,0 +1,33 @@
+/obj/item/book/granter/martial/the_tunnel_arts
+	martial = /datum/martial_art/the_tunnel_arts
+	name = "odd scroll"
+	martial_name = "tunnel arts"
+	desc = "A scroll made up of torn books, scrwaled with gray crayon."
+	greet = span_sciradio("You can visualize how you and your kind will one day rule the spinward sector with a gray fist. You've learned The Tunnel Arts. You can review what you've learned at any time within The Tunnel Arts tab.")
+	icon = 'icons/obj/scrolls.dmi'
+	icon_state = "scroll-ancient"
+	remarks = list("I must prove myself worthy to the masters of the maintainence...",
+		"What do you mean you can clone yourself...?",
+		"I feel someone with the fireaxe running away from the captain...",
+		"I don't think this would combine with other martial arts...",
+		"Graytide sectorwide..."
+	)
+
+/obj/item/book/granter/martial/the_tunnel_arts/on_reading_finished(mob/living/carbon/user)
+	. = ..()
+	update_appearance()
+
+/obj/item/book/granter/martial/the_tunnel_arts/update_appearance(updates)
+	. = ..()
+	if(uses <= 0)
+		name = "odd scroll"
+		desc = "Whatever was written here, you can't recognize it anymore."
+	else
+		name = initial(name)
+		desc = initial(desc)
+		icon_state = initial(icon_state)
+
+/obj/item/book/granter/martial/the_tunnel_arts/can_learn(mob/user)
+	//someone ought to find logic to make it assistant only, but I don't wanna
+	return TRUE
+

monkestation/code/modules/martial_arts/misc/clothing.dm

@@ -0,0 +1,8 @@
+/obj/item/clothing/suit/jacket/det_suit/khan
+	name = "khan warcoat"
+	desc = "More experienced khans sometimes get their hands on Nanotrasen kevlar trenchcoats. And when they do, they inevitably tear the arms off them to show off the grey jumpsuit underneath. \
+		Bears a crudely drawn kanji symobl on the back: '悪'. It doesn't look quite right..."
+	icon_state = "khancoat"
+	inhand_icon_state = null
+	body_parts_covered = CHEST|GROIN
+

monkestation/code/modules/martial_arts/misc/martial_effects.dm

@@ -0,0 +1,23 @@
+/datum/status_effect/no_gravity
+	id = "no_gravity"
+	alert_type = null
+	duration = 2 SECONDS
+	status_type = STATUS_EFFECT_UNIQUE
+
+/datum/status_effect/no_gravity/on_apply()
+	owner.AddElement(/datum/element/forced_gravity, 0)
+
+/datum/status_effect/no_gravity/on_remove()
+	owner.RemoveElement(/datum/element/forced_gravity, 0)
+
+
+
+/datum/status_effect/amok/proc/exclusion_check(mob/living/potential_target)
+	return IS_HERETIC_OR_MONSTER(potential_target)
+
+/datum/status_effect/amok/tunnel_madness
+	id = "tunnel_madness"
+
+/datum/status_effect/amok/tunnel_madness/exclusion_check(mob/living/potential_target)
+	return faction_check(potential_target.faction, list(FACTION_RAT))
+

monkestation/code/modules/martial_arts/tunnel_arts.dm

@@ -0,0 +1,253 @@
+#define SPACE_WIND_GOD_FIST_COMBO "HD"
+#define CHAOS_REIGNS_COMBO "DH"
+#define ONE_THOUSAND_FISTS_COMBO "HH"
+
+#define TUNNEL_ARTS_TRAIT "sleeping_carp"
+//god's sketchiest solution
+
+/datum/martial_art/the_tunnel_arts
+	name = "The Tunnel Arts"
+	id = MARTIALART_TUNNELARTS
+	allow_temp_override = FALSE
+	help_verb = /mob/living/proc/tunnel_arts_help
+	display_combos = TRUE
+	/// List of traits applied to users of this martial art.
+	var/list/tunnel_traits = list(TRAIT_HARDLY_WOUNDED, TRAIT_NOSOFTCRIT, TRAIT_BATON_RESISTANCE, TRAIT_PERFECT_ATTACKER)
+	/// Probability of successfully blocking attacks while on throw mode
+	block_chance = 50
+
+/datum/martial_art/the_tunnel_arts/teach(mob/living/new_holder)
+	. = ..()
+	new_holder.add_traits(tunnel_traits, TUNNEL_ARTS_TRAIT)
+	RegisterSignal(new_holder, COMSIG_ATOM_ATTACKBY, PROC_REF(on_attackby))
+	new_holder.faction |= FACTION_RAT //:D
+
+/datum/martial_art/the_tunnel_arts/on_remove(mob/living/remove_from)
+	remove_from.remove_traits(tunnel_traits, TUNNEL_ARTS_TRAIT)
+	UnregisterSignal(remove_from, list(COMSIG_ATOM_ATTACKBY))
+	remove_from.faction -= FACTION_RAT //:(
+	return ..()
+
+/datum/martial_art/the_tunnel_arts/proc/check_streak(mob/living/attacker, mob/living/defender)
+	if(findtext(streak, SPACE_WIND_GOD_FIST_COMBO))
+		reset_streak()
+		return god_fist(attacker, defender)
+
+	if(findtext(streak, CHAOS_REIGNS_COMBO))
+		reset_streak()
+		return chaos_punch(attacker, defender)
+
+	if(findtext(streak, ONE_THOUSAND_FISTS_COMBO))
+		reset_streak()
+		return thousand_fists(attacker, defender)
+
+	return FALSE
+
+///Space Wind God Fist: Harm Disarm, stuns the target briefly and temporarily causing them to lose personal gravity.
+/datum/martial_art/the_tunnel_arts/proc/god_fist(mob/living/attacker, mob/living/defender)
+	var/obj/item/bodypart/affecting = defender.get_bodypart(defender.get_random_valid_zone(attacker.zone_selected))
+	attacker.do_attack_animation(defender, ATTACK_EFFECT_PUNCH)
+	defender.visible_message(
+		span_danger("[attacker] uppercuts [defender], sending them skyward!"),
+		span_userdanger("[attacker] uppercuts you, sending you hurtling through the air!"),
+		span_hear("You hear a sickening sound of flesh hitting flesh!"),
+		null,
+		attacker,
+	)
+	to_chat(attacker, span_danger("You uppercut [defender]!"))
+	playsound(defender, 'sound/weapons/punch1.ogg', 25, TRUE, -1)
+	log_combat(attacker, defender, "god fist (The Tunnel Arts))")
+	defender.apply_damage(20, attacker.get_attack_type(), affecting)
+	defender.emote("flip")
+	defender.emote("spin")
+	defender.apply_status_effect(/datum/status_effect/no_gravity)
+	defender.Paralyze(1 SECONDS)
+	return TRUE
+
+///Chaos Reigns: Disarm Harm, Launches the target backwards, confuses them and causes the target to randomly lash out at others.
+/datum/martial_art/the_tunnel_arts/proc/chaos_punch(mob/living/attacker, mob/living/defender)
+	var/obj/item/bodypart/affecting = defender.get_bodypart(defender.get_random_valid_zone(attacker.zone_selected))
+	attacker.do_attack_animation(defender, ATTACK_EFFECT_PUNCH)
+	defender.visible_message(
+		span_danger("[attacker] slams their palm into [defender]!"),
+		span_userdanger("[attacker] palm strikes you, rattling you to your very core!"),
+		span_hear("You hear a sickening sound of flesh hitting flesh!"),
+		null,
+		attacker,
+	)
+	to_chat(attacker, span_danger("You palm strike [defender], corrupting their Chi energy!"))
+	playsound(defender, 'sound/weapons/punch1.ogg', 25, TRUE, -1)
+	log_combat(attacker, defender, "god fist (The Tunnel Arts))")
+	defender.apply_damage(30, attacker.get_attack_type(), affecting)
+	var/atom/throw_target = get_edge_target_turf(defender, attacker.dir)
+	defender.throw_at(throw_target, 3, 4, attacker)
+	defender.apply_status_effect(/datum/status_effect/amok/tunnel_madness)
+	defender.adjust_confusion_up_to(5 SECONDS, 10 SECONDS)
+	defender.adjust_dizzy_up_to(5 SECONDS, 10 SECONDS)
+	return TRUE
+
+///One Thousand Fists: Harm Harm, Delivers a lethal strike, and produces a duplicate of yourself to fight with you. Only works if the target is alive, and has a mind.
+/datum/martial_art/the_tunnel_arts/proc/thousand_fists(mob/living/attacker, mob/living/defender)
+	var/obj/item/bodypart/affecting = defender.get_bodypart(defender.get_random_valid_zone(attacker.zone_selected))
+	attacker.do_attack_animation(defender, ATTACK_EFFECT_PUNCH)
+	defender.visible_message(
+		span_danger("[attacker] punches [defender] with a rapid series of blows!"),
+		span_userdanger("[attacker] rapidly punches you!"),
+		span_hear("You hear a sickening sound of flesh hitting flesh!"),
+		null,
+		attacker,
+	)
+	to_chat(attacker, span_danger("You rapidly punch [defender]!"))
+
+	// Borrows this trick from standard holoparsites
+	for(var/sounds in 1 to 4)
+		addtimer(CALLBACK(src, PROC_REF(do_attack_sound), defender.loc), sounds DECISECONDS, TIMER_DELETE_ME)
+
+	log_combat(attacker, defender, "god fist (The Tunnel Arts))")
+	defender.apply_damage(20, attacker.get_attack_type(), affecting)
+
+	if(!defender.mind || defender.stat != CONSCIOUS || prob(50))
+		return TRUE
+
+	var/mob/living/simple_animal/hostile/illusion/khan = new(attacker.loc)
+	khan.faction = attacker.faction.Copy()
+	khan.Copy_Parent(attacker, 100, attacker.health/2.5, 12, 30)
+	khan.GiveTarget(defender)
+	attacker.visible_message(
+		span_danger("[attacker] seems to duplicate before your very eyes!"),
+		span_userdanger("[attacker] seems to duplicate before your eyes!"),
+		span_hear("You hear a multitude of stamping feet!"),
+		null,
+		attacker,
+	)
+	to_chat(attacker, span_danger("You conjure an illusionary warrior to fight with you!"))
+	return TRUE
+
+/// Echo our punching sounds
+/datum/martial_art/the_tunnel_arts/proc/do_attack_sound(atom/playing_from)
+	playsound(playing_from, 'sound/weapons/punch1.ogg', 25, TRUE, -1)
+
+/datum/martial_art/the_tunnel_arts/grab_act(mob/living/attacker, mob/living/defender)
+	if(!check_usability(attacker)) //allows for deniability
+		return MARTIAL_ATTACK_INVALID
+
+	add_to_streak("G", defender)
+	if(check_streak(attacker, defender))
+		return MARTIAL_ATTACK_SUCCESS
+
+	log_combat(attacker, defender, "grabbed (The Tunnel Arts)")
+	return MARTIAL_ATTACK_INVALID // normal grab
+
+/datum/martial_art/the_tunnel_arts/harm_act(mob/living/attacker, mob/living/defender)
+	if(attacker.grab_state == GRAB_KILL \
+		&& attacker.zone_selected == BODY_ZONE_HEAD \
+		&& attacker.pulling == defender \
+		&& defender.stat != DEAD \
+	)
+		var/obj/item/bodypart/head = defender.get_bodypart(BODY_ZONE_HEAD)
+		if(!isnull(head))
+			playsound(defender, 'sound/effects/wounds/crack1.ogg', 100)
+			defender.visible_message(
+				span_danger("[attacker] snaps the neck of [defender]!"),
+				span_userdanger("Your neck is snapped by [attacker]!"),
+				span_hear("You hear a sickening snap!"),
+				ignored_mobs = attacker
+			)
+			to_chat(attacker, span_danger("In a swift motion, you snap the neck of [defender]!"))
+			log_combat(attacker, defender, "snapped neck")
+			defender.apply_damage(100, BRUTE, BODY_ZONE_HEAD, wound_bonus=CANT_WOUND)
+			if(!HAS_TRAIT(defender, TRAIT_NODEATH))
+				defender.death()
+				defender.investigate_log("has had [defender.p_their()] neck snapped by [attacker].", INVESTIGATE_DEATHS)
+			return MARTIAL_ATTACK_SUCCESS
+
+	add_to_streak("H", defender)
+	if(check_streak(attacker, defender))
+		return MARTIAL_ATTACK_SUCCESS
+
+	log_combat(attacker, defender, "punched (The Tunnel Arts)")
+	return MARTIAL_ATTACK_INVALID //normal punch
+
+/datum/martial_art/the_tunnel_arts/disarm_act(mob/living/attacker, mob/living/defender)
+	if(!check_usability(attacker)) //allows for deniability
+		return MARTIAL_ATTACK_INVALID
+
+	add_to_streak("D", defender)
+	if(check_streak(attacker, defender))
+		return MARTIAL_ATTACK_SUCCESS
+
+	log_combat(attacker, defender, "disarmed (The Tunnel Arts)")
+	return MARTIAL_ATTACK_INVALID // normal disarm
+
+/datum/martial_art/the_tunnel_arts/proc/check_usability(mob/living/khan_user)
+	if(!(khan_user.istate & ISTATE_HARM)) // monke edit: istates/intents
+		return FALSE
+	if(khan_user.incapacitated(IGNORE_GRAB)) //NO STUN
+		return FALSE
+	if(!(khan_user.mobility_flags & MOBILITY_USE)) //NO UNABLE TO USE
+		return FALSE
+	var/datum/dna/dna = khan_user.has_dna()
+	if(dna?.check_mutation(/datum/mutation/human/hulk)) //NO HULK
+		return FALSE
+	if(!isturf(khan_user.loc)) //NO MOTHERFLIPPIN MECHS!
+		return FALSE
+	return TRUE
+
+///Signal from getting attacked with an item, for a special interaction with touch spells
+/datum/martial_art/the_tunnel_arts/proc/on_attackby(mob/living/khan_user, obj/item/attack_weapon, mob/attacker, params)
+	SIGNAL_HANDLER
+
+	if(!istype(attack_weapon, /obj/item/melee/touch_attack) || !check_usability(khan_user))
+		return
+	var/obj/item/melee/touch_attack/touch_weapon = attack_weapon
+	khan_user.visible_message(
+		span_danger("[khan_user] carefully dodges [attacker]'s [touch_weapon]!"),
+		span_userdanger("You take great care to remain untouched by [attacker]'s [touch_weapon]!"),
+		ignored_mobs = list(attacker),
+	)
+	to_chat(attacker, span_userdanger("[khan_user] carefully dodges your [touch_weapon], remaining completely untouched!"), type = MESSAGE_TYPE_COMBAT)
+	khan_user.balloon_alert(attacker, "miss!")
+	playsound(khan_user, 'monkestation/sound/effects/miss.ogg', vol = 50, vary = TRUE, extrarange = SHORT_RANGE_SOUND_EXTRARANGE)
+	return COMPONENT_NO_AFTERATTACK
+
+/*
+/datum/martial_art/the_tunnel_arts/proc/check_block(mob/living/khan_user, atom/movable/hitby, damage, attack_text, attack_type, ...)
+	SIGNAL_HANDLER
+
+	if(!check_usability(khan_user) || !khan_user.throw_mode || khan_user.incapacitated(IGNORE_GRAB))
+		return NONE
+	if(attack_type == PROJECTILE_ATTACK)
+		return NONE
+	if(!prob(block_chance))
+		return NONE
+
+	var/mob/living/attacker = GET_ASSAILANT(hitby)
+	if(istype(attacker) && khan_user.Adjacent(attacker))
+		khan_user.visible_message(
+			span_danger("[khan_user] blocks [attack_text] and twists [attacker]'s arm behind [attacker.p_their()] back!"),
+			span_userdanger("You block [attack_text]!"),
+		)
+		attacker.Stun(4 SECONDS)
+	else
+		khan_user.visible_message(
+			span_danger("[khan_user] blocks [attack_text]!"),
+			span_userdanger("You block [attack_text]!"),
+		)
+	return SUCCESSFUL_BLOCK
+*/
+
+/// Verb added to humans who learn the tunnel arts.
+/mob/living/proc/tunnel_arts_help()
+	set name = "Remember the Arts"
+	set desc = "Remember the martial techniques of Maint Khan, who brought to the Spinward Sector the knowledge of the Tunnel Arts."
+	set category = "The Tunnel Arts"
+
+	to_chat(usr, "<b><i>You retreat inward and recall the teachings of the Tunnel Arts...</i></b>\n\
+	[span_notice("One Thousand Fists")]: Punch Punch. Deal additional damage every second (consecutive) punch, and potentially conjure forth an illusionary Khan Warrior.\n\
+	[span_notice("Chaos Reigns")]: Shove Punch. Launch your opponent away from you and corrupt their Chi energy, causing them to flail madly in their confused state!\n\
+	[span_notice("Space Wind God Fist")]: Punch Shove. Send the target spinning helplessly through the air with this vicious uppercut.\n\
+	<span class='notice'>While in throw mode (and not stunned, not a hulk, and not in a mech), you can block various attacks against you in melee with your bare hands!</span>")
+
+#undef SPACE_WIND_GOD_FIST_COMBO
+#undef CHAOS_REIGNS_COMBO
+#undef ONE_THOUSAND_FISTS_COMBO

monkestation/code/modules/uplink/uplink_items/job.dm

@@ -78,3 +78,10 @@
 	cost = 8
 	item = /obj/item/clothing/gloves/color/yellow/power_gloves
 	restricted_roles = list(JOB_STATION_ENGINEER, JOB_CHIEF_ENGINEER, JOB_ATMOSPHERIC_TECHNICIAN)
+
+/datum/uplink_item/role_restricted/tunnel_khans
+	name = "Tunnel Khans Care Package"
+	desc = "A... questionably packed box written on with gray crayon. It's really hard to read. We hope that your assistant mind can comprehend it better than us."
+	cost = 13
+	item = /obj/item/storage/box/syndie_kit/khan_package
+	restricted_roles = list(JOB_ASSISTANT)

tgstation.dme

@@ -7384,7 +7384,11 @@
 #include "monkestation\code\modules\mapping\mapping_helpers.dm"
 #include "monkestation\code\modules\maptext\maptext_image_helper.dm"
 #include "monkestation\code\modules\martial_arts\tribal_claw.dm"
+#include "monkestation\code\modules\martial_arts\tunnel_arts.dm"
 #include "monkestation\code\modules\martial_arts\granters\tribal_claw_gr.dm"
+#include "monkestation\code\modules\martial_arts\granters\tunnel_arts_gr.dm"
+#include "monkestation\code\modules\martial_arts\misc\clothing.dm"
+#include "monkestation\code\modules\martial_arts\misc\martial_effects.dm"
 #include "monkestation\code\modules\martial_arts\spells\spells.dm"
 #include "monkestation\code\modules\mech_comp\_interface.dm"
 #include "monkestation\code\modules\mech_comp\_message.dm"