First step of porting lavaland tumors. Looks like Cita is much behind tg regarding simplemobs.

code/_onclick/hud/_defines.dm

@@ -107,6 +107,10 @@
 #define ui_internal "EAST-1:28,CENTER+1:19"//CIT CHANGE - moves internal icon up a little bit to accommodate for the stamina meter
 #define ui_mood "EAST-1:28,CENTER-3:10"
 
+//living
+#define ui_living_pull "EAST-1:28,CENTER-2:15"
+#define ui_living_health "EAST-1:28,CENTER:15"
+
 //borgs
 #define ui_borg_health "EAST-1:28,CENTER-1:15"		//borgs have the health display where humans have the pressure damage indicator.
 

code/_onclick/hud/screen_objects.dm

@@ -644,6 +644,12 @@
 	screen_loc = ui_construct_health
 	mouse_opacity = MOUSE_OPACITY_TRANSPARENT
 
+/obj/screen/healths/lavaland_elite
+	icon = 'icons/mob/screen_elite.dmi'
+	icon_state = "elite_health0"
+	screen_loc = ui_health
+	mouse_opacity = MOUSE_OPACITY_TRANSPARENT
+
 /obj/screen/healthdoll
 	name = "health doll"
 	screen_loc = ui_healthdoll

code/datums/mood_events/generic_positive_events.dm

@@ -148,3 +148,8 @@
 /datum/mood_event/fedprey
 	description = "<span class='nicegreen'>It feels quite cozy in here.</span>\n"
 	mood_change = 3
+
+/datum/mood_event/hope_lavaland
+	description = "<span class='nicegreen'>What a peculiar emblem.  It makes me feel hopeful for my future.</span>\n"
+	mood_change = 5
+

code/datums/ruins/lavaland.dm

@@ -229,4 +229,13 @@
 	id = "puzzle"
 	description = "Mystery to be solved."
 	suffix = "lavaland_surface_puzzle.dmm"
-	cost = 5
+	cost = 5
+
+/datum/map_template/ruin/lavaland/elite_tumor
+	name = "Pulsating Tumor"
+	id = "tumor"
+	description = "A strange tumor which houses a powerful beast..."
+	suffix = "lavaland_surface_elite_tumor.dmm"
+	cost = 5
+	always_place = TRUE
+	allow_duplicates = TRUE 

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

@@ -23,7 +23,7 @@
 	if(!d_type)
 		return 0
 	var/protection = 0
-	var/list/body_parts = list(head, wear_mask, wear_suit, w_uniform, back, gloves, shoes, belt, s_store, glasses, ears, wear_id) //Everything but pockets. Pockets are l_store and r_store. (if pockets were allowed, putting something armored, gloves or hats for example, would double up on the armor)
+	var/list/body_parts = list(head, wear_mask, wear_suit, w_uniform, back, gloves, shoes, belt, s_store, glasses, ears, wear_id, wear_neck) //Everything but pockets. Pockets are l_store and r_store. (if pockets were allowed, putting something armored, gloves or hats for example, would double up on the armor)
 	for(var/bp in body_parts)
 		if(!bp)
 			continue
@@ -116,6 +116,10 @@
 		var/final_block_chance = w_uniform.block_chance - (CLAMP((armour_penetration-w_uniform.armour_penetration)/2,0,100)) + block_chance_modifier
 		if(w_uniform.hit_reaction(src, AM, attack_text, final_block_chance, damage, attack_type))
 			return 1
+	if(wear_neck)
+		var/final_block_chance = wear_neck.block_chance - (CLAMP((armour_penetration-wear_neck.armour_penetration)/2,0,100)) + block_chance_modifier
+		if(wear_neck.hit_reaction(src, AM, attack_text, final_block_chance, damage, attack_type))
+			return 1
 	return 0
 
 /mob/living/carbon/human/proc/check_block()

tgstation.dme

@@ -201,6 +201,7 @@
 #include "code\_onclick\hud\hud.dm"
 #include "code\_onclick\hud\hud_cit.dm"
 #include "code\_onclick\hud\human.dm"
+#include "code\_onclick\hud\lavaland_elite.dm"
 #include "code\_onclick\hud\monkey.dm"
 #include "code\_onclick\hud\movable_screen_objects.dm"
 #include "code\_onclick\hud\parallax.dm"
@@ -2309,6 +2310,11 @@
 #include "code\modules\mob\living\simple_animal\hostile\mining_mobs\hivelord.dm"
 #include "code\modules\mob\living\simple_animal\hostile\mining_mobs\mining_mobs.dm"
 #include "code\modules\mob\living\simple_animal\hostile\mining_mobs\necropolis_tendril.dm"
+#include "code\modules\mob\living\simple_animal\hostile\mining_mobs\elites\elite.dm"
+#include "code\modules\mob\living\simple_animal\hostile\mining_mobs\elites\goliath_broodmother.dm"
+#include "code\modules\mob\living\simple_animal\hostile\mining_mobs\elites\herald.dm"
+#include "code\modules\mob\living\simple_animal\hostile\mining_mobs\elites\legionnaire.dm"
+#include "code\modules\mob\living\simple_animal\hostile\mining_mobs\elites\pandora.dm"
 #include "code\modules\mob\living\simple_animal\hostile\retaliate\bat.dm"
 #include "code\modules\mob\living\simple_animal\hostile\retaliate\clown.dm"
 #include "code\modules\mob\living\simple_animal\hostile\retaliate\frog.dm"