diff --git a/client/webapp/index.html b/client/webapp/index.html
--- a/client/webapp/index.html
+++ b/client/webapp/index.html
@@ -141,6 +141,7 @@
   <script src="js/engine/loot_filter.js"></script>
   <script src="js/engine/monster_loot_dropper.js"></script>
+  <script type="module" src="js/engine/target_dummy_telemetry.js"></script>
   <script src="js/engine/combat_skills.js"></script>
   <script src="js/engine/monster_system.js"></script>
   <script src="js/engine/world_renderer.js"></script>
diff --git a/client/webapp/js/engine/combat_skills.js b/client/webapp/js/engine/combat_skills.js
--- a/client/webapp/js/engine/combat_skills.js
+++ b/client/webapp/js/engine/combat_skills.js
@@ -161,9 +161,16 @@
 
       const dist = Math.hypot(player.wx - target.wx, player.wy - target.wy);
       if (dist < 7.5) {
-        target.hp = Math.max(0, target.hp - dmg);
+        if (target.isDummy) {
+          target.hp = target.maxHp;
+          if (typeof window.TargetDummyTelemetry !== 'undefined') {
+            window.TargetDummyTelemetry.recordHit(dmg, isCrit, Date.now());
+          }
+        } else {
+          target.hp = Math.max(0, target.hp - dmg);
+          target.hasAggro = true; // Retaliate!
+        }
         target.hurtTimer = 0.38;
-        target.hasAggro = true; // Retaliate!
 
         // Trigger visceral flinch animation on target
         if (typeof AnimationEngine !== 'undefined' && target.anim) {
@@ -194,8 +201,10 @@
         // Apply element-specific status reactions
         if (elem === 'fire') {
           target.burnTimer = 2.0;
-          target.knockbackX = (target.wx >= player.wx ? 0.35 : -0.35);
-          target.wx += target.knockbackX;
+          if (!target.isDummy) {
+            target.knockbackX = (target.wx >= player.wx ? 0.35 : -0.35);
+            target.wx += target.knockbackX;
+          }
         } else if (elem === 'thunder') {
           target.shockTimer = 1.8;
           triggerScreenShake(5.5, 0.2);
@@ -215,10 +224,8 @@
         const col = elem === 'fire' ? '#f97316' : (elem === 'thunder' ? '#fbbf24' : '#38bdf8');
         spawnDamageText(prefix + dmg.toLocaleString(), mPos.x, mPos.y - 45, col, isCrit);
 
-        if (target.hp <= 0) {
-          if (typeof window.recordMonsterKillForQuests === 'function') {
-            window.recordMonsterKillForQuests(target.name);
-          }
+        if (target.hp <= 0 && !target.isDummy) {
+          if (typeof window.recordMonsterKillForQuests === 'function') window.recordMonsterKillForQuests(target.name);
           if (typeof MonsterLootDropper !== 'undefined') {
             MonsterLootDropper.spawnMonsterLoot(target);
           } else {
diff --git a/client/webapp/js/engine/monster_loot_dropper.js b/client/webapp/js/engine/monster_loot_dropper.js
--- a/client/webapp/js/engine/monster_loot_dropper.js
+++ b/client/webapp/js/engine/monster_loot_dropper.js
@@ -26,7 +26,7 @@
   ];
 
   function spawnMonsterLoot(monster) {
-    if (!monster || typeof groundDrops === 'undefined') return [];
+    if (!monster || monster.isDummy || typeof groundDrops === 'undefined') return [];
 
     const isBoss = !!(monster.isBoss || monster.maxHp >= 5000 || (monster.id && monster.id.includes('boss')));
     const mobLevel = monster.level || 80;
diff --git a/client/webapp/js/engine/monster_system.js b/client/webapp/js/engine/monster_system.js
--- a/client/webapp/js/engine/monster_system.js
+++ b/client/webapp/js/engine/monster_system.js
@@ -165,6 +165,11 @@
 function updateMonstersTick(dt) {
   if (typeof player === 'undefined') return;
 
+  // Target Dummy Telemetry tick
+  if (typeof window.TargetDummyTelemetry !== 'undefined' && typeof window.TargetDummyTelemetry.update === 'function') {
+    window.TargetDummyTelemetry.update(dt);
+  }
+
   // Player potion cooldown
   if (player.potionCooldown > 0) {
     player.potionCooldown -= dt;
@@ -197,6 +202,17 @@
   for (let i = 0; i < activeMonsters.length; i++) {
     const m = activeMonsters[i];
 
+    // PoE2 Strict Standard: Target Dummy is immortal & anchored to spawn origin (zero drift)
+    if (m.isDummy) {
+      m.hp = m.maxHp;
+      m.wx = m.originWx;
+      m.wy = m.originWy;
+      m.burnTimer = 0;
+      m.shockTimer = 0;
+      m.freezeTimer = 0;
+      continue;
+    }
+
     // Handle dead monster respawn cycle
     if (m.hp <= 0) {
       m.respawnTimer += dt;
@@ -220,13 +236,11 @@
     if (m.shockTimer > 0) m.shockTimer -= dt;
     if (m.freezeTimer > 0) m.freezeTimer -= dt;
     if (m.staggerTimer > 0) {
       m.staggerTimer -= dt;
+      if (m.staggerTimer <= 0) m.poise = m.maxPoise;
       continue; // Stunned during stagger window!
     }
 
     if (m.attackCooldown > 0) m.attackCooldown -= dt;
-
-    // Training Dummy does not move or attack
-    if (m.isDummy) continue;
 
     // Disengage if player is dead
@@ -410,6 +424,14 @@
 
 // QA Spawner helpers for testing in browser
 function spawnQAEnemy(type) {
+  const z = typeof currentZoneId !== 'undefined' ? currentZoneId : 'zone_boundless_sanctuary';
+  const isSafe = (z === 'zone_player_hideout' || z === 'zone_boundless_sanctuary');
+  if (isSafe && type !== 'dummy') {
+    if (typeof showNoticeModal === 'function') {
+      showNoticeModal('🛡️ Khu Vực An Toàn (Safe Haven)\n\nKhông thể triệu hồi quái vật thù địch tại đây theo chuẩn PoE2!\nChỉ được phép triệu hồi Mộc Nhân Thử Chiêu.');
+    }
+    return;
+  }
   const spawnWx = player.wx + (player.facing * 1.8);
   const spawnWy = player.wy;
 
@@ -455,6 +477,11 @@
 
 // Direct spawner by key for console & QA
 function spawnSpecificMonster(key, wx, wy) {
+  const z = typeof currentZoneId !== 'undefined' ? currentZoneId : 'zone_boundless_sanctuary';
+  if ((z === 'zone_player_hideout' || z === 'zone_boundless_sanctuary') && !key.startsWith('dummy_')) {
+    console.warn(`[MonsterSystem] Cannot spawn hostile monster (${key}) in safe haven: ${z}`);
+    return null;
+  }
   const tmpl = MONSTER_TEMPLATES[key];
   if (!tmpl) {
     console.warn(`[MonsterSystem] Unknown monster template key: ${key}`);
diff --git a/client/webapp/js/ui/hideout_gates.js b/client/webapp/js/ui/hideout_gates.js
--- a/client/webapp/js/ui/hideout_gates.js
+++ b/client/webapp/js/ui/hideout_gates.js
@@ -131,6 +131,10 @@
   } else {
     safeShowNotice(`🚪 [BƯỚC VÀO TÀN ĐỒ HOANG VỰC]\n\nĐã bước qua cổng Tàn Đồ Bậc ${hideoutState.mapDevice.tier}!\nTiêu hao 1 cổng. Hiện còn: ${hideoutState.mapDevice.portalsRemaining}/6 Cổng khả dụng.`);
   }
   closeHideoutModal();
+  const targetZone = hideoutState.mapDevice.targetZoneId || 'zone_tang_kiem_nhai';
+  if (typeof window.teleportToZone === 'function') {
+    window.teleportToZone(targetZone);
+  }
 }
 
 export function enterWorldGate() {
diff --git a/client/webapp/js/ui/worldmap_dungeons.js b/client/webapp/js/ui/worldmap_dungeons.js
--- a/client/webapp/js/ui/worldmap_dungeons.js
+++ b/client/webapp/js/ui/worldmap_dungeons.js
@@ -116,6 +116,21 @@
   if (typeof window.playAudioFx === 'function') window.playAudioFx('dodge');
   if (typeof window.triggerHaptic === 'function') window.triggerHaptic([60, 40, 80]);
 
+  // PoE2 Standard: Flush active ground drops, flying projectiles, and monster entities
+  if (typeof groundDrops !== 'undefined') groundDrops.length = 0;
+  if (typeof window.groundDrops !== 'undefined') window.groundDrops.length = 0;
+  if (typeof vfx_slashes !== 'undefined') vfx_slashes.length = 0;
+  if (typeof window.vfx_slashes !== 'undefined') window.vfx_slashes.length = 0;
+  if (typeof vfx_lightnings !== 'undefined') vfx_lightnings.length = 0;
+  if (typeof window.vfx_lightnings !== 'undefined') window.vfx_lightnings.length = 0;
+  if (typeof vfx_spikes !== 'undefined') vfx_spikes.length = 0;
+  if (typeof window.vfx_spikes !== 'undefined') window.vfx_spikes.length = 0;
+  if (typeof damageTexts !== 'undefined') damageTexts.length = 0;
+  if (typeof window.damageTexts !== 'undefined') window.damageTexts.length = 0;
+  if (window.TargetDummyTelemetry && typeof window.TargetDummyTelemetry.reset === 'function') {
+    window.TargetDummyTelemetry.reset();
+  }
+
   // PoE2 Standard: Flush & refresh monster ecosystem matching target zone
   if (typeof window.initZoneMonsters === 'function') {
     window.initZoneMonsters(zoneId);