diff --git a/hwe/j_simulate_battle.php b/hwe/j_simulate_battle.php
index e71666a7..38bb2019 100644
--- a/hwe/j_simulate_battle.php
+++ b/hwe/j_simulate_battle.php
@@ -341,9 +341,13 @@ usort($defenderList, function (WarUnit $lhs, WarUnit $rhs) use ($attacker) {
     return - (extractBattleOrder($lhs, $attacker) <=> extractBattleOrder($rhs, $attacker));
 });
 
-$rawDefenderList = array_map(function (WarUnit $unit) {
-    return $unit->getRaw();
-}, $defenderList);
+$rawDefenderList = [];
+foreach($defenderList as $unit){
+    if(extractBattleOrder($unit, $attacker) <= 0){
+        continue;
+    }
+    $rawDefenderList[] = $unit->getRaw();
+}
 unset($defenderList);
 
 $db = DB::db();
@@ -405,7 +409,9 @@ function simulateBattle(
         );
     }
 
-    $defenderList[] = $city;
+    if(count($defenderList) == 0 && extractBattleOrder($city, $attacker) > 0){
+        $defenderList[] = $city;
+    }
 
 
     $iterDefender = new \ArrayIterator($defenderList);
diff --git a/hwe/process_war.php b/hwe/process_war.php
index 62de5e10..c53482e9 100644
--- a/hwe/process_war.php
+++ b/hwe/process_war.php
@@ -42,10 +42,18 @@ function processWar(string $warSeed, General $attackerGeneral, array $rawAttacke
     /** @var WarUnit[] */
     $defenderList = [];
     foreach($defenderGeneralList as $defenderGeneral){
-        $defenderList[] = new WarUnitGeneral($rng, $defenderGeneral, $rawDefenderNation, false);
+
+        $defenderCandidate = new WarUnitGeneral($rng, $defenderGeneral, $rawDefenderNation, false);
+        if(extractBattleOrder($defenderCandidate, $attacker) <= 0){
+            continue;
+        }
+
+        $defenderList[] = $defenderCandidate;
     }
 
-    $defenderList[] = $city;
+    if(count($defenderList) == 0 && extractBattleOrder($city, $attacker) > 0){
+        $defenderList[] = $city;
+    }
 
     usort($defenderList, function (WarUnit $lhs, WarUnit $rhs) use ($attacker) {
         return - (extractBattleOrder($lhs, $attacker) <=> extractBattleOrder($rhs, $attacker));
@@ -183,7 +191,11 @@ function processWar(string $warSeed, General $attackerGeneral, array $rawAttacke
 function extractBattleOrder(WarUnit $defender, WarUnit $attacker)
 {
     if($defender instanceof WarUnitCity){
-        return -1;
+        if(!($attacker instanceof WarUnitGeneral)){
+            return 0;
+        }
+        $attackerGeneral = $attacker->getGeneral();
+        return $attackerGeneral->onCalcOpposeStat($defender->getGeneral(), 'cityBattleOrder', -1);
     }
 
     $general = $defender->getGeneral();
@@ -229,6 +241,7 @@ function processWar_NG(
     $attackerNationUpdate = [];
     $defenderNationUpdate = [];
 
+    /** @var WarUnit */
     $defender = ($getNextDefender)(null, true);
     $conquerCity = false;
 
@@ -244,6 +257,7 @@ function processWar_NG(
         $logWritten = false;
         if ($defender === null) {
             $defender = $city;
+            $defender->setSiege();
 
             if ($city->getNationVar('rice') <= 0 && $city->getVar('supply')) {
                 //병량 패퇴
@@ -459,6 +473,11 @@ function processWar_NG(
     $attacker->finishBattle();
     $defender->finishBattle();
 
+    if($city->getDead()){
+        $city->setSiege();
+        $city->finishBattle();
+    }
+
     if ($defender instanceof WarUnitCity) {
         $newConflict = $defender->addConflict();
         if ($newConflict) {
diff --git a/hwe/sammo/GameUnitDetail.php b/hwe/sammo/GameUnitDetail.php
index d2cf3958..6e524c95 100644
--- a/hwe/sammo/GameUnitDetail.php
+++ b/hwe/sammo/GameUnitDetail.php
@@ -69,9 +69,14 @@ class GameUnitDetail implements iAction
         $this->info = $info;
         $this->initSkillTrigger = $initSkillTrigger;
         $this->phaseSkillTrigger = $phaseSkillTrigger;
-        $this->iActionList = array_map(function($rawAction){
-            return buildActionCrewTypeClass($rawAction);
-        }, $iActionList ?? []);
+        $this->iActionList = [];
+        foreach($iActionList as $rawAction){
+            $action = buildActionCrewTypeClass($rawAction);
+            if(!$action){
+                continue;
+            }
+            $this->iActionList[] = $action;
+        }
     }
 
     public function getInfo(): string
@@ -285,7 +290,7 @@ class GameUnitDetail implements iAction
     public function onCalcStat(General $general, string $statName, $value, $aux = null)
     {
         if (!$this->iActionList) {
-            return;
+            return $value;
         }
 
         foreach ($this->iActionList as $iAction) {
@@ -297,7 +302,7 @@ class GameUnitDetail implements iAction
     public function onCalcOpposeStat(General $general, string $statName, $value, $aux = null)
     {
         if (!$this->iActionList) {
-            return;
+            return $value;
         }
 
         foreach ($this->iActionList as $iAction) {
@@ -308,7 +313,7 @@ class GameUnitDetail implements iAction
     public function onCalcStrategic(string $turnType, string $varType, $value)
     {
         if (!$this->iActionList) {
-            return;
+            return $value;
         }
 
         foreach ($this->iActionList as $iAction) {
@@ -319,7 +324,7 @@ class GameUnitDetail implements iAction
     public function onCalcNationalIncome(string $type, $amount)
     {
         if (!$this->iActionList) {
-            return;
+            return $amount;
         }
 
         foreach ($this->iActionList as $iAction) {
@@ -346,7 +351,7 @@ class GameUnitDetail implements iAction
     public function onArbitraryAction(General $general, RandUtil $rng, string $actionType, ?string $phase = null, ?array $aux = null): null|array
     {
         if (!$this->iActionList) {
-            return null;
+            return $aux;
         }
 
         foreach ($this->iActionList as $iAction) {
diff --git a/hwe/sammo/WarUnitCity.php b/hwe/sammo/WarUnitCity.php
index a92f31b1..49369e14 100644
--- a/hwe/sammo/WarUnitCity.php
+++ b/hwe/sammo/WarUnitCity.php
@@ -7,6 +7,7 @@ class WarUnitCity extends WarUnit{
     protected $hp;
 
     protected $cityTrainAtmos;
+    protected $onSiege = false;
 
     function __construct(public readonly RandUtil $rng, $raw, $rawNation, int $year, int $month, int $startYear){
         $general = new DummyGeneral(false);
@@ -77,6 +78,10 @@ class WarUnitCity extends WarUnit{
         return $this->hp;
     }
 
+    function setSiege(){
+        $this->onSiege = true;
+    }
+
     function getDex(GameUnitDetail $crewType){
         return ($this->cityTrainAtmos - 60) * 7200;
     }
@@ -109,7 +114,7 @@ class WarUnitCity extends WarUnit{
     }
 
     function finishBattle(){
-        if($this->isFinished){
+        if($this->isFinished || !$this->onSiege){
             return;
         }
         $this->clearActivatedSkill();