diff --git a/code/__DEFINES/bodyparts.dm b/code/__DEFINES/bodyparts.dm
index 04947265cbe..82f153b5568 100644
--- a/code/__DEFINES/bodyparts.dm
+++ b/code/__DEFINES/bodyparts.dm
@@ -1,6 +1,9 @@
 ///The standard amount of bodyparts a carbon has. Currently 6, HEAD/L_ARM/R_ARM/CHEST/L_LEG/R_LEG
 #define BODYPARTS_DEFAULT_MAXIMUM 6
 
+// The lowest alpha a dropped limb's sprite will render at, unlike a attached limb which can be 0
+#define LIMB_DROPPED_MIN_ALPHA 40 /// BUBBER EDIT ADDITION
+
 /// Limb Health
 
 /// The max damage a limb can take before it stops taking damage.
diff --git a/code/modules/mob/living/carbon/carbon_update_icons.dm b/code/modules/mob/living/carbon/carbon_update_icons.dm
index 03fe07df0c5..dd401d18b5b 100644
--- a/code/modules/mob/living/carbon/carbon_update_icons.dm
+++ b/code/modules/mob/living/carbon/carbon_update_icons.dm
@@ -543,6 +543,10 @@
 		. += draw_color
 	if(is_invisible)
 		. += "invisible"
+	// BUBBER EDIT ADDITION START - per-limb alpha
+	if(limb_alpha != 255)
+		. += "alpha_[limb_alpha]"
+	// BUBBER EDIT ADDITION END
 	for(var/datum/bodypart_overlay/overlay as anything in bodypart_overlays)
 		if(!overlay.can_draw_on_bodypart(src, owner, is_husked))
 			continue
@@ -571,6 +575,8 @@
 	. += body_zone
 	if(is_invisible)
 		. += "invisible"
+	if(limb_alpha != 255)
+		. += "alpha_[limb_alpha]" // BUBBER EDIT ADDITION - per-limb alpha
 	. += "[LAZYLEN(blood_dna_info) ? get_color_from_blood_list(blood_dna_info) : BLOOD_COLOR_RED]"
 	for(var/datum/bodypart_overlay/overlay as anything in bodypart_overlays)
 		if(!overlay.can_draw_on_bodypart(src, owner, TRUE))
diff --git a/code/modules/surgery/bodyparts/_bodyparts.dm b/code/modules/surgery/bodyparts/_bodyparts.dm
index 9cd19e026b7..1bccd9bc15f 100644
--- a/code/modules/surgery/bodyparts/_bodyparts.dm
+++ b/code/modules/surgery/bodyparts/_bodyparts.dm
@@ -1216,6 +1216,14 @@
 	if(owner_species && owner_species.specific_alpha != 255)
 		alpha = owner_species.specific_alpha
 
+	// BUBBER EDIT ADDITION START - per-limb alpha.
+	// preference (stored in dna.features) overrides it for this specific zone if present over species alpha
+	limb_alpha = owner_species?.specific_alpha || 255
+	var/limb_alpha_key = "limb_alpha_[body_zone]"
+	if(limb_alpha_key in human_owner.dna.features)
+		limb_alpha = human_owner.dna.features[limb_alpha_key]
+	// BUBBER EDIT ADDITION END
+
 	if(body_zone in owner_species.body_markings)
 		markings = LAZYCOPY(owner_species.body_markings[body_zone])
 		if(aux_zone && (aux_zone in owner_species.body_markings))
@@ -1327,12 +1335,19 @@
 	var/image/limb = image(used_icon, used_state, -BODYPARTS_LAYER, dir = image_dir)
 	var/image/aux = null
 
+	// BUBBER EDIT ADDITION - per-limb alpha. While worn the chosen alpha is used verbatim (0 = invisible),
+	// while dropped it is floored so the limb stays visible and pickup-able on the ground.
+	var/used_alpha = dropped ? max(limb_alpha, LIMB_DROPPED_MIN_ALPHA) : limb_alpha
+	limb.alpha = used_alpha
+	// BUBBER EDIT ADDITION END
+
 	icon_exists_or_scream(limb.icon, limb.icon_state) //Prints a stack trace on the first failure of a given iconstate.
 
 	. += limb
 
 	if(aux_zone) //Hand shit
 		aux = image(limb.icon, "[limb_id]_[aux_zone]", -aux_layer, dir = image_dir)
+		aux.alpha = used_alpha // BUBBER EDIT ADDITION - per-limb alpha
 		. += aux
 
 	if(dropped && dmg_overlay_type)
@@ -1356,10 +1371,12 @@
 		update_draw_color()
 
 	if(draw_color)
-		var/limb_color = alpha != 255 ? "[draw_color][num2hex(alpha, 2)]" : "[draw_color]" // SKYRAT EDIT ADDITION - Alpha values on limbs. We check if the limb is attached and if the owner has an alpha value to append
-		limb.color = limb_color // SKYRAT EDIT CHANGE - ORIGINAL: limb.color = "[draw_color]"
+		// BUBBER EDIT CHANGE - per-limb transparency is now handled via limb.alpha (see above) rather than
+		// baking an alpha channel into the draw color. ORIGINAL SKYRAT: limb.color = "[draw_color][num2hex(alpha, 2)]"
+		limb.color = "[draw_color]"
 		if(aux_zone)
-			aux.color = limb_color // SKYRAT EDIT CHANGE - ORIGINAL: aux.color = "[draw_color]"
+			aux.color = "[draw_color]"
+		// BUBBER EDIT END
 
 	var/atom/location = loc || owner || src
 	if(blocks_emissive != EMISSIVE_BLOCK_NONE)
diff --git a/code/modules/unit_tests/screenshots/screenshot_humanoids__datum_species_jelly_roundstartslime.png b/code/modules/unit_tests/screenshots/screenshot_humanoids__datum_species_jelly_roundstartslime.png
index 7d2fb75e560..6e82d165901 100644
Binary files a/code/modules/unit_tests/screenshots/screenshot_humanoids__datum_species_jelly_roundstartslime.png and b/code/modules/unit_tests/screenshots/screenshot_humanoids__datum_species_jelly_roundstartslime.png differ
diff --git a/modular_skyrat/modules/bodyparts/code/_mutant_bodyparts.dm b/modular_skyrat/modules/bodyparts/code/_mutant_bodyparts.dm
index b1b1e00212a..9dbaadeca8d 100644
--- a/modular_skyrat/modules/bodyparts/code/_mutant_bodyparts.dm
+++ b/modular_skyrat/modules/bodyparts/code/_mutant_bodyparts.dm
@@ -5,6 +5,10 @@
 	var/list/aux_zone_markings
 	/// The alpha override of our markings.
 	var/markings_alpha
+	/// The alpha the limb's sprite overlays are rendered at. Driven by the per-limb alpha
+	/// preferences (and species specific_alpha). 0 is fully invisible while worn; while dropped
+	/// the rendered sprite is floored at LIMB_DROPPED_MIN_ALPHA so the limb stays pickup-able.
+	var/limb_alpha = 255
 	/// What is our normal limb ID? used for squashing legs.
 	var/base_limb_id = SPECIES_MAMMAL
 
diff --git a/modular_zubbers/code/modules/client/preferences/limb_alpha.dm b/modular_zubbers/code/modules/client/preferences/limb_alpha.dm
new file mode 100644
index 00000000000..3449ef0c965
--- /dev/null
+++ b/modular_zubbers/code/modules/client/preferences/limb_alpha.dm
@@ -0,0 +1,72 @@
+/**
+ * Per-limb alpha (transparency) preferences.
+ */
+
+/// Toggle that reveals the per-limb (arm/leg) alpha sliders.
+/datum/preference/toggle/limb_alpha_per_limb
+	category = PREFERENCE_CATEGORY_SECONDARY_FEATURES
+	savefile_identifier = PREFERENCE_CHARACTER
+	savefile_key = "limb_alpha_per_limb"
+	default_value = FALSE
+	can_randomize = FALSE
+
+/datum/preference/toggle/limb_alpha_per_limb/apply_to_human(mob/living/carbon/human/target, value, datum/preferences/preferences)
+	return
+
+/datum/preference/numeric/limb_alpha
+	abstract_type = /datum/preference/numeric/limb_alpha
+	category = PREFERENCE_CATEGORY_SECONDARY_FEATURES
+	savefile_identifier = PREFERENCE_CHARACTER
+	minimum = 0
+	maximum = 255
+	can_randomize = FALSE
+	/// The BODY_ZONE_* this slider controls. Also forms the dna.features key.
+	var/limb_zone
+	/// If FALSE, the slider is hidden entirely. Kept around so head/chest can be re-enabled later.
+	var/enabled = TRUE
+
+/datum/preference/numeric/limb_alpha/create_default_value()
+	return maximum
+
+/datum/preference/numeric/limb_alpha/is_accessible(datum/preferences/preferences)
+	if(!enabled)
+		return FALSE
+	if(!..())
+		return FALSE
+	if(!preferences.read_preference(/datum/preference/toggle/limb_alpha_per_limb))
+		return FALSE
+	return TRUE
+
+/datum/preference/numeric/limb_alpha/apply_to_human(mob/living/carbon/human/target, value, datum/preferences/preferences)
+	if(!enabled)
+		value = maximum
+	else if(preferences && !preferences.read_preference(/datum/preference/toggle/limb_alpha_per_limb))
+		value = maximum
+	target.dna.features["limb_alpha_[limb_zone]"] = value
+	return TRUE
+
+// Head and chest are intentionally disabled for now (the sliders/keys are kept so they can be
+// re-enabled by simply flipping `enabled` back to TRUE).
+/datum/preference/numeric/limb_alpha/head
+	savefile_key = "limb_alpha_head"
+	limb_zone = BODY_ZONE_HEAD
+
+/datum/preference/numeric/limb_alpha/chest
+	savefile_key = "limb_alpha_chest"
+	limb_zone = BODY_ZONE_CHEST
+
+/datum/preference/numeric/limb_alpha/l_arm
+	savefile_key = "limb_alpha_l_arm"
+	limb_zone = BODY_ZONE_L_ARM
+
+/datum/preference/numeric/limb_alpha/r_arm
+	savefile_key = "limb_alpha_r_arm"
+	limb_zone = BODY_ZONE_R_ARM
+
+/datum/preference/numeric/limb_alpha/l_leg
+	savefile_key = "limb_alpha_l_leg"
+	limb_zone = BODY_ZONE_L_LEG
+
+/datum/preference/numeric/limb_alpha/r_leg
+	savefile_key = "limb_alpha_r_leg"
+	limb_zone = BODY_ZONE_R_LEG
diff --git a/tgstation.dme b/tgstation.dme
index 72201237fe4..ea2e1ca1f12 100644
--- a/tgstation.dme
+++ b/tgstation.dme
@@ -9563,6 +9563,7 @@
 #include "modular_zubbers\code\modules\client\flavor_text\flavor_text.dm"
 #include "modular_zubbers\code\modules\client\preferences\blooper.dm"
 #include "modular_zubbers\code\modules\client\preferences\footstep_sound.dm"
+#include "modular_zubbers\code\modules\client\preferences\limb_alpha.dm"
 #include "modular_zubbers\code\modules\client\preferences\permanent_limp.dm"
 #include "modular_zubbers\code\modules\client\preferences\player_panel.dm"
 #include "modular_zubbers\code\modules\client\preferences\screen.dm"
diff --git a/tgui/packages/tgui/interfaces/PreferencesMenu/preferences/features/character_preferences/bubbers/limb_alpha.tsx b/tgui/packages/tgui/interfaces/PreferencesMenu/preferences/features/character_preferences/bubbers/limb_alpha.tsx
new file mode 100644
index 00000000000..e70954a3cd9
--- /dev/null
+++ b/tgui/packages/tgui/interfaces/PreferencesMenu/preferences/features/character_preferences/bubbers/limb_alpha.tsx
@@ -0,0 +1,53 @@
+import {
+  CheckboxInput,
+  type Feature,
+  FeatureSliderInput,
+  type FeatureToggle,
+} from '../../base';
+
+// Names share the "Limb Transparency" prefix so the panel (which sorts secondary features
+// alphabetically by name) keeps them grouped together, toggle first.
+export const limb_alpha_per_limb: FeatureToggle = {
+  name: 'Limb Transparency',
+  description:
+    'Reveals the per-limb transparency sliders for your arms and legs. While off, those limbs stay fully opaque.',
+  component: CheckboxInput,
+};
+
+export const limb_alpha_head: Feature<number> = {
+  name: 'Limb Transparency: Head',
+  description:
+    'How opaque your head is. 0 is fully invisible while worn; dropped limbs stay faintly visible so they can be picked up.',
+  component: FeatureSliderInput,
+};
+
+export const limb_alpha_chest: Feature<number> = {
+  name: 'Limb Transparency: Chest',
+  description:
+    'How opaque your chest is. 0 is fully invisible while worn; dropped limbs stay faintly visible so they can be picked up.',
+  component: FeatureSliderInput,
+};
+
+export const limb_alpha_l_arm: Feature<number> = {
+  name: 'Limb Transparency: Left Arm',
+  description: 'How opaque your left arm is.',
+  component: FeatureSliderInput,
+};
+
+export const limb_alpha_r_arm: Feature<number> = {
+  name: 'Limb Transparency: Right Arm',
+  description: 'How opaque your right arm is.',
+  component: FeatureSliderInput,
+};
+
+export const limb_alpha_l_leg: Feature<number> = {
+  name: 'Limb Transparency: Left Leg',
+  description: 'How opaque your left leg is.',
+  component: FeatureSliderInput,
+};
+
+export const limb_alpha_r_leg: Feature<number> = {
+  name: 'Limb Transparency: Right Leg',
+  description: 'How opaque your right leg is.',
+  component: FeatureSliderInput,
+};