diff --git a/code/modules/events/headcrabs.dm b/code/modules/events/headcrabs.dm
index 3c02212a40f..ced8562c96c 100644
--- a/code/modules/events/headcrabs.dm
+++ b/code/modules/events/headcrabs.dm
@@ -20,8 +20,11 @@
 #define LOC_GAMBLING_DEN 19
 
 #define HEADCRAB_NORMAL 0
-/*#define HEADCRAB_SPECIAL 1
-#define HEADCRAB_CLOWN 2 */ //Planned for the future
+#define HEADCRAB_FASTMIX 1
+#define HEADCRAB_FAST 2
+#define HEADCRAB_POISONMIX 3
+#define HEADCRAB_POISON 4
+/*#define HEADCRAB_CLOWN 5 */ //Planned for the future. maybe
 
 /datum/event/headcrabs
 	announceWhen = 10
@@ -104,11 +107,24 @@
 
 	var/list/spawn_types = list()
 	var/max_number
-	headcrab = 0 //rand(0,x) for the future
+	headcrab = rand(0, 4) //rand(0,x) for the future
 	switch(headcrab) //Switch is for the future
 		if(HEADCRAB_NORMAL)
 			spawn_types = list(/mob/living/simple_animal/hostile/headcrab)
 			max_number = 6
+		if(HEADCRAB_FASTMIX)
+			spawn_types = list(/mob/living/simple_animal/hostile/headcrab, /mob/living/simple_animal/hostile/headcrab/fast)
+			max_number = 8
+		if(HEADCRAB_FAST)
+			spawn_types = list(/mob/living/simple_animal/hostile/headcrab/fast)
+			max_number = 6
+		if(HEADCRAB_POISONMIX)
+			spawn_types = list(/mob/living/simple_animal/hostile/headcrab, /mob/living/simple_animal/hostile/headcrab/poison)
+			max_number = 4
+		if(HEADCRAB_POISON)
+			spawn_types = list(/mob/living/simple_animal/hostile/headcrab/poison)
+			max_number = 3
+
 
 	var/num = rand(2,max_number)
 	while(turfs.len > 0 && num > 0)
@@ -144,3 +160,7 @@
 #undef LOC_GAMBLING_DEN 
 
 #undef HEADCRAB_NORMAL
+#undef HEADCRAB_FASTMIX
+#undef HEADCRAB_FAST
+#undef HEADCRAB_POISONMIX
+#undef HEADCRAB_POISON
\ No newline at end of file
diff --git a/code/modules/mob/living/simple_animal/hostile/headcrab.dm b/code/modules/mob/living/simple_animal/hostile/headcrab.dm
index b3a0ea5ed06..306dbfed0f7 100644
--- a/code/modules/mob/living/simple_animal/hostile/headcrab.dm
+++ b/code/modules/mob/living/simple_animal/hostile/headcrab.dm
@@ -18,7 +18,7 @@
 	attack_sound = 'sound/creatures/headcrab_attack.ogg'
 	speak_emote = list("hisses")
 	var/is_zombie = 0
-	stat_attack = DEAD //so they continue to attack when they are on the ground.
+	stat_attack = DEAD //so they continue to attack when they are on the ground. 
 	var/host_species = ""
 	var/list/human_overlays = list()
 
@@ -94,7 +94,7 @@
 
 
 /mob/living/simple_animal/hostile/headcrab/update_icons()
-	..()
+	. = ..()
 	if(is_zombie)
 		overlays.Cut()
 		overlays = human_overlays
@@ -104,3 +104,69 @@
 		else if(host_species == "Gray")
 			I = image('icons/mob/headcrab.dmi', icon_state = "headcrabpod_gray")
 		overlays += I
+
+
+
+/mob/living/simple_animal/hostile/headcrab/fast
+	name = "fast headcrab"
+	desc = "A fast parasitic creature that would like to connect with your brain stem."
+	icon = 'icons/mob/headcrab.dmi'
+	icon_state = "fast_headcrab"
+	icon_living = "fast_headcrab"
+	icon_dead = "fast_headcrab_dead"
+	health = 30
+	maxHealth = 30
+	ranged_cooldown_time = 30
+	jumpdistance = 8
+	jumpspeed = 2
+	speak_emote = list("screech")
+
+/mob/living/simple_animal/hostile/headcrab/fast/update_icons()
+	. = ..()
+	if(is_zombie)
+		overlays.Cut()
+		overlays = human_overlays
+		var/image/I = image('icons/mob/headcrab.dmi', icon_state = "fast_headcrabpod")
+		if(host_species == "Vox")
+			I = image('icons/mob/headcrab.dmi', icon_state = "fast_headcrabpod_vox")
+		else if(host_species == "Gray")
+			I = image('icons/mob/headcrab.dmi', icon_state = "fast_headcrabpod_gray")
+		overlays += I
+
+/mob/living/simple_animal/hostile/headcrab/fast/Zombify(mob/living/carbon/human/H)
+	. = ..()
+	speak = list('sound/creatures/fast_zombie_idle1.ogg','sound/creatures/fast_zombie_idle2.ogg','sound/creatures/fast_zombie_idle3.ogg')
+
+/mob/living/simple_animal/hostile/headcrab/poison
+	name = "poison headcrab"
+	desc = "A poison parasitic creature that would like to connect with your brain stem."
+	icon = 'icons/mob/headcrab.dmi'
+	icon_state = "poison_headcrab"
+	icon_living = "poison_headcrab"
+	icon_dead = "poison_headcrab_dead"
+	health = 60
+	maxHealth = 60
+	ranged_cooldown_time = 50
+	jumpdistance = 3
+	jumpspeed = 1
+	attack_sound = 'sound/creatures/ph_scream1.ogg'
+	speak_emote = list("screech")
+
+/mob/living/simple_animal/hostile/headcrab/poison/update_icons()
+	. = ..()
+	if(is_zombie)
+		overlays.Cut()
+		overlays = human_overlays
+		var/image/I = image('icons/mob/headcrab.dmi', icon_state = "poison_headcrabpod")
+		if(host_species == "Vox")
+			I = image('icons/mob/headcrab.dmi', icon_state = "poison_headcrabpod_vox")
+		else if(host_species == "Gray")
+			I = image('icons/mob/headcrab.dmi', icon_state = "poison_headcrabpod_gray")
+		overlays += I
+
+
+/mob/living/simple_animal/hostile/headcrab/poison/AttackingTarget()
+	. = ..()
+	var/mob/living/carbon/C = target
+	if(C.can_inject(null, 0, "head", 0))
+		C.reagents.add_reagent("lsd", 5)
diff --git a/icons/mob/headcrab.dmi b/icons/mob/headcrab.dmi
index 4db08f13e76..b308179b45f 100644
Binary files a/icons/mob/headcrab.dmi and b/icons/mob/headcrab.dmi differ
diff --git a/sound/creatures/fast_zombie_idle1.ogg b/sound/creatures/fast_zombie_idle1.ogg
new file mode 100644
index 00000000000..373df5f68ac
Binary files /dev/null and b/sound/creatures/fast_zombie_idle1.ogg differ
diff --git a/sound/creatures/fast_zombie_idle2.ogg b/sound/creatures/fast_zombie_idle2.ogg
new file mode 100644
index 00000000000..54d7a589066
Binary files /dev/null and b/sound/creatures/fast_zombie_idle2.ogg differ
diff --git a/sound/creatures/fast_zombie_idle3.ogg b/sound/creatures/fast_zombie_idle3.ogg
new file mode 100644
index 00000000000..f9f97049c9a
Binary files /dev/null and b/sound/creatures/fast_zombie_idle3.ogg differ
diff --git a/sound/creatures/ph_scream1.ogg b/sound/creatures/ph_scream1.ogg
new file mode 100644
index 00000000000..857cf11b0a2
Binary files /dev/null and b/sound/creatures/ph_scream1.ogg differ