diff --git a/src/Chunking.cpp b/src/Chunking.cpp
index 04b391f..cbb439b 100644
--- a/src/Chunking.cpp
+++ b/src/Chunking.cpp
@@ -310,8 +310,7 @@ void Chunking::createInstance(uint64_t instanceID) {
                 NPCManager::updateNPCPosition(newMob->id, baseNPC->x, baseNPC->y, baseNPC->z,
                     instanceID, baseNPC->angle);
             } else {
-                BaseNPC* newNPC = new BaseNPC(baseNPC->x, baseNPC->y, baseNPC->z, baseNPC->angle,
-                    instanceID, baseNPC->type, NPCManager::nextId--);
+                BaseNPC* newNPC = new BaseNPC(baseNPC->angle, instanceID, baseNPC->type, NPCManager::nextId--);
                 NPCManager::NPCs[newNPC->id] = newNPC;
                 NPCManager::updateNPCPosition(newNPC->id, baseNPC->x, baseNPC->y, baseNPC->z,
                     instanceID, baseNPC->angle);
diff --git a/src/CustomCommands.cpp b/src/CustomCommands.cpp
index d171bbb..2d92c21 100644
--- a/src/CustomCommands.cpp
+++ b/src/CustomCommands.cpp
@@ -532,7 +532,7 @@ static void eggCommand(std::string full, std::vector<std::string>& args, CNSocke
     int addX = 0; //-500.0f * sin(plr->angle / 180.0f * M_PI);
     int addY = 0;  //-500.0f * cos(plr->angle / 180.0f * M_PI);
 
-    Egg* egg = new Egg(plr->x + addX, plr->y + addY, plr->z, plr->instanceID, eggType, id, false); // change last arg to true after gruntwork
+    Egg* egg = new Egg(plr->instanceID, eggType, id, false); // change last arg to true after gruntwork
     NPCManager::NPCs[id] = egg;
     NPCManager::updateNPCPosition(id, plr->x + addX, plr->y + addY, plr->z, plr->instanceID, plr->angle);
 
@@ -977,7 +977,13 @@ static void pathCommand(std::string full, std::vector<std::string>& args, CNSock
 
         // add first point at NPC's current location
         std::vector<BaseNPC*> pathPoints;
-        BaseNPC* marker = new BaseNPC(npc->x, npc->y, npc->z, 0, plr->instanceID, 1386, NPCManager::nextId--);
+        BaseNPC* marker = new BaseNPC(0, plr->instanceID, 1386, NPCManager::nextId--);
+
+        // assign coords manually, since we aren't actually adding markers to the world
+        marker->x = npc->x;
+        marker->y = npc->y;
+        marker->z = npc->z;
+
         pathPoints.push_back(marker);
         // map from player
         TableData::RunningNPCPaths[plr->iID] = std::make_pair(npc, pathPoints);
@@ -998,7 +1004,12 @@ static void pathCommand(std::string full, std::vector<std::string>& args, CNSock
 
     // /path kf
     if (args[1] == "kf") {
-        BaseNPC* marker = new BaseNPC(npc->x, npc->y, npc->z, 0, plr->instanceID, 1386, NPCManager::nextId--);
+        BaseNPC* marker = new BaseNPC(0, plr->instanceID, 1386, NPCManager::nextId--);
+
+        marker->x = npc->x;
+        marker->y = npc->y;
+        marker->z = npc->z;
+
         entry->second.push_back(marker);
         Chat::sendServerMessage(sock, "[PATH] Added keyframe");
         updatePathMarkers(sock);
diff --git a/src/Entities.hpp b/src/Entities.hpp
index 9e56ea0..3e613ce 100644
--- a/src/Entities.hpp
+++ b/src/Entities.hpp
@@ -82,10 +82,7 @@ public:
     int barkerType;
     bool loopingPath = false;
 
-    BaseNPC(int _X, int _Y, int _Z, int _A, uint64_t iID, int t, int _id) { // XXX
-        x = _X;
-        y = _Y;
-        z = _Z;
+    BaseNPC(int _A, uint64_t iID, int t, int _id) {
         type = t;
         hp = 400;
         angle = _A;
@@ -111,10 +108,12 @@ struct CombatNPC : public BaseNPC {
 
     void (*_stepAI)(CombatNPC*, time_t) = nullptr;
 
-    // XXX
-    CombatNPC(int x, int y, int z, int angle, uint64_t iID, int t, int id, int maxHP) :
-        BaseNPC(x, y, z, angle, iID, t, id),
-        maxHealth(maxHP) {}
+    CombatNPC(int x, int y, int z, int angle, uint64_t iID, int t, int id, int maxHP)
+        : BaseNPC(angle, iID, t, id), maxHealth(maxHP) {
+        spawnX = x;
+        spawnY = y;
+        spawnZ = z;
+    }
 
     virtual void stepAI(time_t currTime) {
         if (_stepAI != nullptr)
@@ -132,8 +131,8 @@ struct Egg : public BaseNPC {
     bool dead = false;
     time_t deadUntil;
 
-    Egg(int x, int y, int z, uint64_t iID, int t, int32_t id, bool summon)
-        : BaseNPC(x, y, z, 0, iID, t, id) {
+    Egg(uint64_t iID, int t, int32_t id, bool summon)
+        : BaseNPC(0, iID, t, id) {
         summoned = summon;
         kind = EntityType::EGG;
     }
@@ -146,8 +145,8 @@ struct Egg : public BaseNPC {
 
 // TODO: decouple from BaseNPC
 struct Bus : public BaseNPC {
-    Bus(int x, int y, int z, int angle, uint64_t iID, int t, int id) :
-        BaseNPC(x, y, z, angle, iID, t, id) {
+    Bus(int angle, uint64_t iID, int t, int id) :
+        BaseNPC(angle, iID, t, id) {
         kind = EntityType::BUS;
         loopingPath = true;
     }
diff --git a/src/MobAI.hpp b/src/MobAI.hpp
index dbf9c84..5eb3db8 100644
--- a/src/MobAI.hpp
+++ b/src/MobAI.hpp
@@ -65,9 +65,9 @@ struct Mob : public CombatNPC {
         idleRange = (int)data["m_iIdleRange"];
         level = data["m_iNpcLevel"];
 
-        roamX = spawnX = x;
-        roamY = spawnY = y;
-        roamZ = spawnZ = z;
+        roamX = x;
+        roamY = y;
+        roamZ = z;
 
         offsetX = 0;
         offsetY = 0;
diff --git a/src/NPCManager.cpp b/src/NPCManager.cpp
index 50b3a0a..a0cb0c6 100644
--- a/src/NPCManager.cpp
+++ b/src/NPCManager.cpp
@@ -122,7 +122,6 @@ static void npcUnsummonHandler(CNSocket* sock, CNPacketData* data) {
 // type must already be checked and updateNPCPosition() must be called on the result
 BaseNPC *NPCManager::summonNPC(int x, int y, int z, uint64_t instance, int type, bool respawn, bool baseInstance) {
     uint64_t inst = baseInstance ? MAPNUM(instance) : instance;
-#define EXTRA_HEIGHT 0
 
     //assert(nextId < INT32_MAX);
     int id = nextId--;
@@ -130,12 +129,12 @@ BaseNPC *NPCManager::summonNPC(int x, int y, int z, uint64_t instance, int type,
     BaseNPC *npc = nullptr;
 
     if (team == 2) {
-        npc = new Mob(x, y, z + EXTRA_HEIGHT, inst, type, NPCData[type], id);
+        npc = new Mob(x, y, z, inst, type, NPCData[type], id);
 
         // re-enable respawning, if desired
         ((Mob*)npc)->summoned = !respawn;
     } else
-        npc = new BaseNPC(x, y, z + EXTRA_HEIGHT, 0, inst, type, id);
+        npc = new BaseNPC(0, inst, type, id);
 
     NPCs[id] = npc;
 
diff --git a/src/TableData.cpp b/src/TableData.cpp
index 92a4aca..6b11c98 100644
--- a/src/TableData.cpp
+++ b/src/TableData.cpp
@@ -314,9 +314,9 @@ static void loadPaths(json& pathData, int32_t* nextId) {
             if (passedDistance >= SLIDER_GAP_SIZE) { // space them out uniformaly
                 passedDistance -= SLIDER_GAP_SIZE; // step down
                 // spawn a slider
-                Bus* slider = new Bus(point.x, point.y, point.z, 0, INSTANCE_OVERWORLD, 1, (*nextId)--);
+                Bus* slider = new Bus(0, INSTANCE_OVERWORLD, 1, (*nextId)--);
                 NPCManager::NPCs[slider->id] = slider;
-                NPCManager::updateNPCPosition(slider->id, slider->x, slider->y, slider->z, INSTANCE_OVERWORLD, 0);
+                NPCManager::updateNPCPosition(slider->id, point.x, point.y, point.z, INSTANCE_OVERWORLD, 0);
                 Transport::NPCQueues[slider->id] = route;
             }
             // rotate
@@ -659,7 +659,7 @@ static void loadEggs(json& eggData, int32_t* nextId) {
             int id = (*nextId)--;
             uint64_t instanceID = egg.find("iMapNum") == egg.end() ? INSTANCE_OVERWORLD : (int)egg["iMapNum"];
 
-            Egg* addEgg = new Egg((int)egg["iX"], (int)egg["iY"], (int)egg["iZ"], instanceID, (int)egg["iType"], id, false);
+            Egg* addEgg = new Egg(instanceID, (int)egg["iType"], id, false);
             NPCManager::NPCs[id] = addEgg;
             eggCount++;
             NPCManager::updateNPCPosition(id, (int)egg["iX"], (int)egg["iY"], (int)egg["iZ"], instanceID, 0);
@@ -791,7 +791,7 @@ static void loadGruntworkPost(json& gruntwork, int32_t* nextId) {
                 // re-enable respawning
                 ((Mob*)npc)->summoned = false;
             } else {
-                npc = new BaseNPC(mob["iX"], mob["iY"], mob["iZ"], mob["iAngle"], instanceID, mob["iNPCType"], id);
+                npc = new BaseNPC(mob["iAngle"], instanceID, mob["iNPCType"], id);
             }
 
             NPCManager::NPCs[npc->id] = npc;
@@ -859,7 +859,7 @@ static void loadGruntworkPost(json& gruntwork, int32_t* nextId) {
             int id = (*nextId)--;
             uint64_t instanceID = egg.find("iMapNum") == egg.end() ? INSTANCE_OVERWORLD : (int)egg["iMapNum"];
 
-            Egg* addEgg = new Egg((int)egg["iX"], (int)egg["iY"], (int)egg["iZ"], instanceID, (int)egg["iType"], id, false);
+            Egg* addEgg = new Egg(instanceID, (int)egg["iType"], id, false);
             NPCManager::NPCs[id] = addEgg;
             NPCManager::updateNPCPosition(id, (int)egg["iX"], (int)egg["iY"], (int)egg["iZ"], instanceID, 0);
             RunningEggs[id] = addEgg;
@@ -893,7 +893,7 @@ static void loadNPCs(json& npcData) {
             if (npc["iX"] > 512000 && npc["iY"] < 256000)
                 continue;
 #endif
-            BaseNPC* tmp = new BaseNPC(npc["iX"], npc["iY"], npc["iZ"], npc["iAngle"], instanceID, type, npcID);
+            BaseNPC* tmp = new BaseNPC(npc["iAngle"], instanceID, type, npcID);
 
             NPCManager::NPCs[npcID] = tmp;
             NPCManager::updateNPCPosition(npcID, npc["iX"], npc["iY"], npc["iZ"], instanceID, npc["iAngle"]);