diff --git a/code/__DEFINES/traits/declarations.dm b/code/__DEFINES/traits/declarations.dm
index 98a8df19b7c..bf1546680a2 100644
--- a/code/__DEFINES/traits/declarations.dm
+++ b/code/__DEFINES/traits/declarations.dm
@@ -190,6 +190,8 @@ Remember to update _globalvars/traits.dm if you're adding/removing/renaming trai
 #define TRAIT_EASILY_WOUNDED "easy_limb_wound"
 #define TRAIT_HARDLY_WOUNDED "hard_limb_wound"
 #define TRAIT_NEVER_WOUNDED "never_wounded"
+/// Species with this trait have 50% extra chance of bleeding from piercing and slashing wounds
+#define TRAIT_EASYBLEED "easybleed"
 #define TRAIT_TOXINLOVER "toxinlover"
 /// Doesn't get overlays from being in critical.
 #define TRAIT_NOCRITOVERLAY "no_crit_overlay"
diff --git a/code/_globalvars/phobias.dm b/code/_globalvars/phobias.dm
index 3aa6c41de4f..412902b0c56 100644
--- a/code/_globalvars/phobias.dm
+++ b/code/_globalvars/phobias.dm
@@ -8,6 +8,7 @@ GLOBAL_LIST_INIT(phobia_types, sort_list(list(
 	"authority",
 	"birds",
 	"blood",
+	"carps",
 	"clowns",
 	"doctors",
 	"falling",
@@ -32,6 +33,7 @@ GLOBAL_LIST_INIT(phobia_regexes, list(
 	"authority" = construct_phobia_regex("authority"),
 	"birds" = construct_phobia_regex("birds"),
 	"blood" = construct_phobia_regex("blood"),
+	"carps" = construct_phobia_regex("carps"),
 	"clowns" = construct_phobia_regex("clowns"),
 	"conspiracies" = construct_phobia_regex("conspiracies"),
 	"doctors" = construct_phobia_regex("doctors"),
@@ -64,6 +66,9 @@ GLOBAL_LIST_INIT(phobia_mobs, list(
 		/mob/living/basic/parrot,
 		/mob/living/basic/pet/penguin,
 	)),
+	"carps" = typecacheof(list(
+		/mob/living/basic/carp,
+	)),
 	"conspiracies" = typecacheof(list(
 		/mob/living/basic/drone,
 		/mob/living/basic/pet/penguin,
@@ -234,6 +239,27 @@ GLOBAL_LIST_INIT(phobia_objs, list(
 		/obj/item/reagent_containers/syringe,
 		/obj/machinery/iv_drip,
 	)),
+	"carps" = typecacheof(list(
+		/obj/item/clothing/head/hooded/carp_hood,
+		/obj/item/clothing/suit/hooded/carp_costume,
+		/obj/item/clothing/head/fedora/carpskin,
+		/obj/item/clothing/mask/gas/carp,
+		/obj/item/clothing/mask/cigarette/carp,
+		/obj/item/clothing/under/suit/carpskin,
+		/obj/item/food/cubancarp,
+		/obj/item/food/fishmeat/carp,
+		/obj/item/grenade/clusterbuster/spawner_spesscarp,
+		/obj/item/grenade/spawnergrenade/spesscarp,
+		/obj/item/knife/carp,
+		/obj/item/nullrod/carp,
+		/obj/item/organ/internal/lungs/carp,
+		/obj/item/organ/internal/tongue/carp,
+		/obj/item/organ/internal/brain/carp,
+		/obj/item/organ/internal/heart/carp,
+		/obj/item/storage/fancy/cigarettes/cigpack_carp,
+		/obj/item/stack/sheet/animalhide/carp,
+		/obj/item/toy/plush/carpplushie,
+	)),
 	"clowns" = typecacheof(list(
 		/obj/item/bedsheet/clown,
 		/obj/item/clothing/head/chaplain/clownmitre,
diff --git a/code/_globalvars/traits/_traits.dm b/code/_globalvars/traits/_traits.dm
index e88ffbee11f..897b858ecc9 100644
--- a/code/_globalvars/traits/_traits.dm
+++ b/code/_globalvars/traits/_traits.dm
@@ -171,6 +171,7 @@ GLOBAL_LIST_INIT(traits_by_type, list(
 		"TRAIT_DWARF" = TRAIT_DWARF,
 		"TRAIT_EASILY_WOUNDED" = TRAIT_EASILY_WOUNDED,
 		"TRAIT_EASYDISMEMBER" = TRAIT_EASYDISMEMBER,
+		"TRAIT_EASYBLEED" = TRAIT_EASYBLEED,
 		"TRAIT_ECHOLOCATION_EXTRA_RANGE" = TRAIT_ECHOLOCATION_EXTRA_RANGE,
 		"TRAIT_ECHOLOCATION_RECEIVER" = TRAIT_ECHOLOCATION_RECEIVER,
 		"TRAIT_ELITE_CHALLENGER" = TRAIT_ELITE_CHALLENGER,
diff --git a/code/datums/brain_damage/phobia.dm b/code/datums/brain_damage/phobia.dm
index 3360ed36052..725c92ab7e8 100644
--- a/code/datums/brain_damage/phobia.dm
+++ b/code/datums/brain_damage/phobia.dm
@@ -163,6 +163,10 @@
 		return TRUE
 	return ..()
 
+/datum/brain_trauma/mild/phobia/carps
+	phobia_type = "carps"
+	random_gain = FALSE
+
 /datum/brain_trauma/mild/phobia/clowns
 	phobia_type = "clowns"
 	random_gain = FALSE
diff --git a/code/datums/status_effects/buffs.dm b/code/datums/status_effects/buffs.dm
index a8c09dbb12e..e3973b61b58 100644
--- a/code/datums/status_effects/buffs.dm
+++ b/code/datums/status_effects/buffs.dm
@@ -173,6 +173,7 @@
 	/// Having any of these reagents in your system extends the duration
 	var/static/list/supplementary_reagents_bonus = list(
 		/datum/reagent/consumable/ethanol/protein_blend = 30 SECONDS, // protein shakes are very robust
+		/datum/reagent/inverse/oxandrolone = 25 SECONDS,
 		/datum/reagent/consumable/eggwhite = 20 SECONDS,
 		/datum/reagent/consumable/eggyolk = 15 SECONDS,
 		/datum/reagent/consumable/nutriment/protein = 15 SECONDS,
@@ -201,6 +202,9 @@
 	if(new_owner.reagents.has_reagent(/datum/reagent/drug/pumpup)) // steriods? yes please!
 		modifier += 3
 
+	if(new_owner.reagents.has_reagent(/datum/reagent/inverse/oxandrolone)) // MOREEEEE
+		modifier += 2
+
 	var/food_boost = 0
 	for(var/datum/reagent/workout_reagent in supplementary_reagents_bonus)
 		if(new_owner.reagents.has_reagent(workout_reagent))
diff --git a/code/modules/reagents/chemistry/reagents/impure_reagents/impure_medicine_reagents.dm b/code/modules/reagents/chemistry/reagents/impure_reagents/impure_medicine_reagents.dm
index b96b52ec366..8fd6559c39a 100644
--- a/code/modules/reagents/chemistry/reagents/impure_reagents/impure_medicine_reagents.dm
+++ b/code/modules/reagents/chemistry/reagents/impure_reagents/impure_medicine_reagents.dm
@@ -791,3 +791,154 @@ Basically, we fill the time between now and 2s from now with hands based off the
 		return
 
 	hearing_args[HEARING_RAW_MESSAGE] = "<span class='[randomSpan]'>[hearing_args[HEARING_RAW_MESSAGE]]</span>"
+
+/datum/reagent/inverse/sal_acid
+	name = "Benzoic Acid"
+	description = "Robust fertilizer that provides a decent range of benefits for plant life."
+	taste_description = "flowers"
+	reagent_state = LIQUID
+	color = "#e6c843"
+	ph = 3.4
+	tox_damage = 0
+
+/datum/reagent/inverse/sal_acid/on_hydroponics_apply(obj/machinery/hydroponics/mytray, mob/user)
+	mytray.adjust_plant_health(round(volume * 0.5))
+	mytray.myseed?.adjust_production(-round(volume * 0.2))
+	mytray.myseed?.adjust_potency(round(volume * 0.25))
+	mytray.myseed?.adjust_yield(round(volume * 0.2))
+
+/datum/reagent/inverse/oxandrolone
+	name = "Oxymetholone"
+	description = "Anabolic steroid that promotes the growth of muscle during and after exercise."
+	reagent_state = LIQUID
+	color = "#520c23"
+	taste_description = "sweat"
+	metabolization_rate = 0.4 * REM
+	overdose_threshold = 25
+	ph = 12.2
+	tox_damage = 0
+
+/datum/reagent/inverse/oxandrolone/on_mob_life(mob/living/carbon/affected_mob, seconds_per_tick, times_fired)
+	. = ..()
+	var/high_message = pick("You feel unstoppable.", "Giving it EVERYTHING!!", "You feel ready for anything.", "You feel like doing a thousand jumping jacks!")
+	if(SPT_PROB(2, seconds_per_tick))
+		to_chat(affected_mob, span_notice("[high_message]"))
+
+/datum/reagent/inverse/oxandrolone/overdose_process(mob/living/carbon/affected_mob, seconds_per_tick, times_fired)
+	. = ..()
+	if(SPT_PROB(25, seconds_per_tick))
+		affected_mob.adjust_bodytemperature(30 * TEMPERATURE_DAMAGE_COEFFICIENT * REM * seconds_per_tick)
+		affected_mob.set_jitter_if_lower(3 SECONDS)
+		affected_mob.adjustStaminaLoss(5 * REM * seconds_per_tick)
+	else if(SPT_PROB(5, seconds_per_tick))
+		affected_mob.vomit(VOMIT_CATEGORY_BLOOD, lost_nutrition = 0, distance = 3)
+		affected_mob.Paralyze(3 SECONDS)
+
+/datum/reagent/inverse/salbutamol
+	name = "Bamethan"
+	description = "Blood thinner that drastically increases the chance of receiving bleeding wounds."
+	reagent_state = LIQUID
+	color = "#ecd4d6"
+	taste_description = "paint thinner"
+	ph = 4.5
+	metabolization_rate = 0.08 * REM
+	tox_damage = 0
+
+/datum/reagent/inverse/salbutamol/on_mob_metabolize(mob/living/affected_mob)
+	. = ..()
+	ADD_TRAIT(affected_mob, TRAIT_EASYBLEED, type)
+
+/datum/reagent/inverse/salbutamol/on_mob_end_metabolize(mob/living/affected_mob)
+	. = ..()
+	REMOVE_TRAIT(affected_mob, TRAIT_EASYBLEED, type)
+
+/datum/reagent/inverse/pen_acid
+	name = "Pendetide"
+	description = "Purges basic toxin healing medications and increases the severity of radiation poisoning."
+	reagent_state = LIQUID
+	color = "#09ff00"
+	ph = 3.7
+	taste_description = "venom"
+	metabolization_rate = 0.25 * REM
+	tox_damage = 0
+
+/datum/reagent/inverse/pen_acid/on_mob_life(mob/living/carbon/affected_mob, seconds_per_tick, times_fired)
+	holder.remove_reagent(/datum/reagent/medicine/c2/seiver, 5 * REM * seconds_per_tick)
+	holder.remove_reagent(/datum/reagent/medicine/potass_iodide, 5 * REM * seconds_per_tick)
+	holder.remove_reagent(/datum/reagent/medicine/c2/multiver, 5 * REM * seconds_per_tick)
+
+	. = ..()
+	if(HAS_TRAIT(affected_mob, TRAIT_IRRADIATED))
+		affected_mob.set_jitter_if_lower(10 SECONDS)
+		affected_mob.adjust_disgust(3 * REM * seconds_per_tick)
+		if(SPT_PROB(2.5, seconds_per_tick))
+			to_chat(affected_mob, span_warning("A horrible ache spreads in your insides!"))
+			affected_mob.adjust_confusion_up_to(10 SECONDS, 15 SECONDS)
+
+/datum/reagent/inverse/atropine
+	name = "Hyoscyamine"
+	description = "Slowly regenerates all damaged organs, but cannot restore non-functional organs."
+	reagent_state = LIQUID
+	color = "#273333"
+	ph = 13.6
+	metabolization_rate = 0.2 * REM
+	tox_damage = 0
+	overdose_threshold = 40
+
+/datum/reagent/inverse/atropine/on_mob_life(mob/living/carbon/affected_mob, seconds_per_tick, times_fired)
+	. = ..()
+	var/need_mob_update
+	need_mob_update = affected_mob.adjustOrganLoss(ORGAN_SLOT_STOMACH, -1 * REM * seconds_per_tick)
+	need_mob_update += affected_mob.adjustOrganLoss(ORGAN_SLOT_HEART, -1 * REM * seconds_per_tick)
+	if(affected_mob.getToxLoss() <= 25)
+		need_mob_update = affected_mob.adjustToxLoss(-0.5, updating_health = FALSE, required_biotype = affected_biotype)
+	if(need_mob_update)
+		return UPDATE_MOB_HEALTH
+
+/datum/reagent/inverse/atropine/overdose_process(mob/living/carbon/affected_mob, seconds_per_tick, times_fired)
+	. = ..()
+	var/static/list/possible_organs = list(
+		ORGAN_SLOT_HEART,
+		ORGAN_SLOT_LIVER,
+		ORGAN_SLOT_LUNGS,
+		ORGAN_SLOT_STOMACH,
+		ORGAN_SLOT_EYES,
+		ORGAN_SLOT_EARS,
+		ORGAN_SLOT_BRAIN,
+		ORGAN_SLOT_APPENDIX,
+		ORGAN_SLOT_TONGUE,
+	)
+	affected_mob.adjustOrganLoss(pick(possible_organs) ,2 * seconds_per_tick)
+	affected_mob.reagents.remove_reagent(type, 1 * REM * seconds_per_tick)
+
+/datum/reagent/inverse/ammoniated_mercury
+	name = "Ammoniated Sludge"
+	description = "A ghastly looking mess of mercury by-product. Causes bursts of manic hysteria."
+	reagent_state = LIQUID
+	color = "#353535"
+	ph = 10.2
+	metabolization_rate = 0.4 * REM
+	tox_damage = 0
+
+/datum/reagent/inverse/ammoniated_mercury/on_mob_life(mob/living/carbon/affected_mob, seconds_per_tick, times_fired)
+	. = ..()
+	if(SPT_PROB(7.5, seconds_per_tick))
+		affected_mob.emote("scream")
+		affected_mob.say(pick("AAAAAAAHHHHH!!","OOOOH NOOOOOO!!","GGGUUUUHHHHH!!","AIIIIIEEEEEE!!","HAHAHAHAHAAAAAA!!","OORRRGGGHHH!!","AAAAAAAJJJJJJJJJ!!"), forced = type)
+
+/datum/reagent/inverse/rezadone
+	name = "Inreziniver"
+	description = "Makes the user horribly afraid of all things related to carps."
+	reagent_state = LIQUID
+	color = "#c92eb4"
+	ph = 13.9
+	metabolization_rate = 0.05 * REM
+	tox_damage = 0
+
+/datum/reagent/inverse/rezadone/on_mob_metabolize(mob/living/carbon/affected_mob)
+	. = ..()
+	affected_mob.gain_trauma(/datum/brain_trauma/mild/phobia/carps, TRAUMA_RESILIENCE_ABSOLUTE)
+
+/datum/reagent/inverse/rezadone/on_mob_end_metabolize(mob/living/carbon/affected_mob)
+	. = ..()
+	affected_mob.cure_trauma_type(/datum/brain_trauma/mild/phobia/carps, resilience = TRAUMA_RESILIENCE_ABSOLUTE)
diff --git a/code/modules/reagents/chemistry/reagents/medicine_reagents.dm b/code/modules/reagents/chemistry/reagents/medicine_reagents.dm
index 204ac96fce4..399b2d662be 100644
--- a/code/modules/reagents/chemistry/reagents/medicine_reagents.dm
+++ b/code/modules/reagents/chemistry/reagents/medicine_reagents.dm
@@ -231,6 +231,8 @@
 	ph = 12.2
 	taste_description = "fish"
 	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	inverse_chem_val = 0.25
+	inverse_chem = /datum/reagent/inverse/rezadone
 
 /datum/reagent/medicine/rezadone/on_mob_life(mob/living/carbon/affected_mob, seconds_per_tick, times_fired)
 	. = ..()
@@ -285,6 +287,8 @@
 	overdose_threshold = 25
 	ph = 10.7
 	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	inverse_chem_val = 0.3
+	inverse_chem = /datum/reagent/inverse/oxandrolone
 
 /datum/reagent/medicine/oxandrolone/on_mob_life(mob/living/carbon/affected_mob, seconds_per_tick, times_fired)
 	. = ..()
@@ -478,6 +482,8 @@
 	overdose_threshold = 10
 	ph = 7
 	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	inverse_chem_val = 0.50
+	inverse_chem = /datum/reagent/inverse/ammoniated_mercury
 
 /datum/reagent/medicine/ammoniated_mercury/on_mob_life(mob/living/carbon/affected_mob, seconds_per_tick, times_fired)
 	. = ..()
@@ -528,6 +534,8 @@
 	metabolization_rate = 0.5 * REAGENTS_METABOLISM
 	ph = 1 //One of the best buffers, NEVERMIND!
 	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	inverse_chem_val = 0.4
+	inverse_chem = /datum/reagent/inverse/pen_acid
 
 /datum/reagent/medicine/pen_acid/on_mob_metabolize(mob/living/affected_mob)
 	. = ..()
@@ -554,6 +562,8 @@
 	overdose_threshold = 25
 	ph = 2.1
 	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	inverse_chem_val = 0.3
+	inverse_chem = /datum/reagent/inverse/sal_acid
 
 /datum/reagent/medicine/sal_acid/on_mob_life(mob/living/carbon/affected_mob, seconds_per_tick, times_fired)
 	. = ..()
@@ -579,6 +589,8 @@
 	metabolization_rate = 0.25 * REAGENTS_METABOLISM
 	ph = 2
 	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	inverse_chem_val = 0.25
+	inverse_chem = /datum/reagent/inverse/salbutamol
 
 /datum/reagent/medicine/salbutamol/on_mob_life(mob/living/carbon/affected_mob, seconds_per_tick, times_fired)
 	. = ..()
@@ -821,6 +833,8 @@
 	overdose_threshold = 35
 	ph = 12
 	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	inverse_chem_val = 0.35
+	inverse_chem = /datum/reagent/inverse/atropine
 
 /datum/reagent/medicine/atropine/on_mob_add(mob/living/affected_mob)
 	. = ..()
diff --git a/code/modules/surgery/bodyparts/wounds.dm b/code/modules/surgery/bodyparts/wounds.dm
index 94c503614a2..deaa734dd64 100644
--- a/code/modules/surgery/bodyparts/wounds.dm
+++ b/code/modules/surgery/bodyparts/wounds.dm
@@ -67,6 +67,9 @@
 	if(HAS_TRAIT(owner, TRAIT_EASYDISMEMBER))
 		damage *= 1.1
 
+	if(HAS_TRAIT(owner, TRAIT_EASYBLEED) && ((woundtype == WOUND_PIERCE) || (woundtype == WOUND_SLASH)))
+		damage *= 1.5
+
 	var/base_roll = rand(1, round(damage ** WOUND_DAMAGE_EXPONENT))
 	var/injury_roll = base_roll
 	injury_roll += check_woundings_mods(woundtype, damage, wound_bonus, bare_wound_bonus)
diff --git a/strings/phobia.json b/strings/phobia.json
index 3f45b9f2364..88ad23b774d 100644
--- a/strings/phobia.json
+++ b/strings/phobia.json
@@ -113,6 +113,23 @@
 		"transfusion"
 	],
 
+	"carps": [
+		"aquarium",
+		"carp",
+		"carps",
+		"carpotoxin",
+		"fin",
+		"fins",
+		"fish",
+		"fang",
+		"gnash",
+		"migration",
+		"slash",
+		"shred",
+		"teeth",
+		"tooth"
+	],
+
 	"clowns": [
 		"banana",
 		"clown",