diff --git a/db/const.txt b/db/const.txt
index 07895eb301..1e4ee08dde 100644
--- a/db/const.txt
+++ b/db/const.txt
@@ -708,6 +708,8 @@ AI_ACTION_TAR_TYPE_PET	4
 AI_ACTION_TAR_TYPE_HOMUN	8
 AI_ACTION_TYPE_ATTACK	1
 AI_ACTION_TYPE_DETECT	2
+AI_ACTION_TYPE_DEAD	3
+AI_ACTION_TYPE_ASSIST	4
 
 ALL_CLIENT	0
 ALL_SAMEMAP	1
diff --git a/npc/sample/monster_controller.cpp b/npc/sample/monster_controller.cpp
index 2c1c4acf49..0352153008 100644
--- a/npc/sample/monster_controller.cpp
+++ b/npc/sample/monster_controller.cpp
@@ -68,11 +68,17 @@ prontera.gat,180,200,4	script	Monster Controller	123,{
 				set .@action_name$, ""+.ai_action[AI_ACTION_TAR];
 				break;
 		}
+
 		if(.ai_action[AI_ACTION_TYPE] == AI_ACTION_TYPE_ATTACK)
-			set .@action_type$, "attacked by";
+			set .@action_type$, "Attacked by";
+		else if(.ai_action[AI_ACTION_TYPE] == AI_ACTION_TYPE_DETECT)
+			set .@action_type$, "Detected";
+		else if (.ai_action[AI_ACTION_TYPE] == AI_ACTION_TYPE_ASSIST)
+			set .@action_type$, "Killed by";
 		else
-			set .@action_type$, "detected";
-		announce "Action " + .@action_type$ + " [" + .@action_from$ + "] " + .@action_name$ + "!", bc_all;
+			set .@action_type$, "Assisting";
+
+		announce "Details - " + .@action_type$ + " [" + .@action_from$ + "] " + .@action_name$ + "!", bc_all;
 		deletearray .ai_action, 4;
 		end;
 	}
diff --git a/src/map/mob.c b/src/map/mob.c
index 7761e3db98..efa632ef96 100644
--- a/src/map/mob.c
+++ b/src/map/mob.c
@@ -972,6 +972,13 @@ static int mob_ai_sub_hard_slavemob(struct mob_data *md,unsigned int tick)
 					tbl = NULL;
 			}
 			if (tbl && status_check_skilluse(&md->bl, tbl, 0, 0)) {
+				if(md->nd){
+					setd_sub(NULL, NULL, ".ai_action", 0, (void *)(int)4, &md->nd->u.scr.script->script_vars);
+					setd_sub(NULL, NULL, ".ai_action", 1, (void *)(int)tbl->type, &md->nd->u.scr.script->script_vars);
+					setd_sub(NULL, NULL, ".ai_action", 2, (void *)tbl->id, &md->nd->u.scr.script->script_vars);
+					setd_sub(NULL, NULL, ".ai_action", 3, (void *)md->bl.id, &md->nd->u.scr.script->script_vars);
+					run_script(md->nd->u.scr.script, 0, 0, md->nd->bl.id);
+				}
 				md->target_id=tbl->id;
 				md->min_chase=md->db->range3+distance_bl(&md->bl, tbl);
 				if(md->min_chase>MAX_MINCHASE)
@@ -2153,10 +2160,15 @@ int mob_damage(struct block_list *src,struct mob_data *md,int damage,int type)
 			guild_agit_break(md);
 	}
 
-		// SCRIPTˇĄ¨s
-	if(md->npc_event[0]){
-//		if(battle_config.battle_log)
-//			printf("mob_damage : run event : %s\n",md->npc_event);
+	if(md->nd){
+		setd_sub(NULL, NULL, ".ai_action", 0, (void *)(int)3, &md->nd->u.scr.script->script_vars);
+		setd_sub(NULL, NULL, ".ai_action", 1, (void *)(int)src->type, &md->nd->u.scr.script->script_vars);
+		setd_sub(NULL, NULL, ".ai_action", 2, (void *)src->id, &md->nd->u.scr.script->script_vars);
+		setd_sub(NULL, NULL, ".ai_action", 3, (void *)md->bl.id, &md->nd->u.scr.script->script_vars);
+		run_script(md->nd->u.scr.script, 0, 0, md->nd->bl.id);
+	} else if(md->npc_event[0]){
+		//		if(battle_config.battle_log)
+		//			printf("mob_damage : run event : %s\n",md->npc_event);
 		if(src && src->type == BL_PET)
 			sd = ((struct pet_data *)src)->msd;
 		if(sd && battle_config.mob_npc_event_type)
diff --git a/src/map/script.c b/src/map/script.c
index d4f607765a..75ed89db66 100644
--- a/src/map/script.c
+++ b/src/map/script.c
@@ -10322,20 +10322,25 @@ int buildin_rid2name(struct script_state *st){
 }
 
 int buildin_pcwalkxy(struct script_state *st){
-	int id, x, y;
+	int id, x, y = 0;
 	struct map_session_data *sd = NULL;
 
 	id = conv_num(st, & (st->stack->stack_data[st->start + 2]));
 	x = conv_num(st, & (st->stack->stack_data[st->start + 3]));
-	y = conv_num(st, & (st->stack->stack_data[st->start + 4]));
+	if(st->end > st->start + 4)
+		y = conv_num(st, & (st->stack->stack_data[st->start + 4]));
 
 	if(id)
 		sd = map_id2sd(id);
 	else
 		sd = script_rid2sd(st);
 
-	if(sd)
-		unit_walktoxy(&sd->bl, x, y, 0);
+	if(sd){
+		if(y)
+			unit_walktoxy(&sd->bl, x, y, 0);
+		else
+			unit_walktobl(&sd->bl, map_id2bl(x), 65535, 1);
+	}
 
 	return 0;
 }