diff --git a/twe/sammo/Event/Action.php b/twe/sammo/Event/Action.php
new file mode 100644
index 00000000..70a60a42
--- /dev/null
+++ b/twe/sammo/Event/Action.php
@@ -0,0 +1,22 @@
+<?php
+namespace sammo\Event;
+
+abstract class Action{
+    public abstract function __construct($args=null);
+    public abstract function run($env=null);
+
+    public static function build($actionArgs){
+        if(!is_array($actionArgs)){
+            throw new \InvalidArgumentException('action을 입력해야 합니다.');
+        }
+
+        $className = ___NAMESPACE__.'\\Action\\'.$actionArgs[0];
+        if(!class_exists($className)){
+            throw new \InvalidArgumentException('존재하지 않는 Action입니다 :'.$actionArgs[0]);
+        }
+
+        $args = array_slice($actionArgs, 1);
+        $ref = new \ReflectionClass($className);
+        return $ref->newInstanceArgs($args);
+    }
+}
\ No newline at end of file
diff --git a/twe/sammo/Event/Action/CreateAdminNPC.php b/twe/sammo/Event/Action/CreateAdminNPC.php
new file mode 100644
index 00000000..cf511809
--- /dev/null
+++ b/twe/sammo/Event/Action/CreateAdminNPC.php
@@ -0,0 +1,14 @@
+<?php
+namespace sammo\Event\Action;
+
+//기존 event_4.php
+class CreateAdminNPC extends sammo\Event\Action{
+    public function __construct(){
+        
+    }
+
+    public function run($env=null){
+        return [__CLASS__, 'NYI'];   
+    }
+
+}
\ No newline at end of file
diff --git a/twe/sammo/Event/Action/CreateManyNPC.php b/twe/sammo/Event/Action/CreateManyNPC.php
new file mode 100644
index 00000000..1c029c49
--- /dev/null
+++ b/twe/sammo/Event/Action/CreateManyNPC.php
@@ -0,0 +1,13 @@
+<?php
+namespace sammo\Event\Action;
+
+//기존 event_3.php
+class CreateManyNPC extends sammo\Event\Action{
+    public function __construct($npcCount = 200){
+        
+    }
+
+    public function run($env=null){
+        return [__CLASS__, 'NYI'];   
+    }
+}
\ No newline at end of file
diff --git a/twe/sammo/Event/Action/RaiseInvaderStrong.php b/twe/sammo/Event/Action/RaiseInvaderStrong.php
new file mode 100644
index 00000000..24eef512
--- /dev/null
+++ b/twe/sammo/Event/Action/RaiseInvaderStrong.php
@@ -0,0 +1,13 @@
+<?php
+namespace sammo\Event\Action;
+
+//기존 event_1.php
+class RaiseInavderStrong extends sammo\Event\Action{
+    public function __construct($npcCount = 200){
+        
+    }
+
+    public function run($env=null){
+        return [__CLASS__, 'NYI'];   
+    }
+}
\ No newline at end of file
diff --git a/twe/sammo/Event/Action/RaiseInvaderWeak.php b/twe/sammo/Event/Action/RaiseInvaderWeak.php
new file mode 100644
index 00000000..ad782a5c
--- /dev/null
+++ b/twe/sammo/Event/Action/RaiseInvaderWeak.php
@@ -0,0 +1,13 @@
+<?php
+namespace sammo\Event\Action;
+
+//기존 event_2.php
+class RaiseInavderWeak extends sammo\Event\Action{
+    public function __construct($npcCount = 200){
+        
+    }
+
+    public function run($env=null){
+        return [__CLASS__, 'NYI'];   
+    }
+}
\ No newline at end of file
diff --git a/twe/sammo/Event/Condition.php b/twe/sammo/Event/Condition.php
new file mode 100644
index 00000000..0b66dc23
--- /dev/null
+++ b/twe/sammo/Event/Condition.php
@@ -0,0 +1,43 @@
+<?php
+namespace sammo\Event;
+
+abstract class Condition{
+    public abstract function __construct($args=null);
+    public abstract function eval($env=null);
+
+    public static function build($conditionChain){
+        if(!is_array($conditionChain)){
+            return $conditionChain;
+        }
+
+        $className = 'sammo\\Event\\Condition\\'.$conditionChain[0];
+        if(class_exists($className)){
+            $args = [];
+
+            reset($conditionChain);
+            while (next($conditionChain) !== FALSE)
+            {
+                $args[] = static::build(current($conditionChain));
+            }
+
+            $ref = new \ReflectionClass($className);
+            return $ref->newInstanceArgs($args);
+        }
+
+        //array의 첫번째 값이 Condition이 아닌 경우에는 그냥 배열로 처리함.
+        return array_map(static::build, $conditionChain);
+    }
+
+    protected static function _eval($arg, $env=null){
+        if(is_bool($arg)){
+            return [
+                'value'=>$arg,
+                'chain'=>['boolean']
+            ];
+        }
+        if($arg instanceof Condition){
+            return $arg->checkCondition($env);
+        }
+        throw new \InvalidArgumentException('평가 인자는 boolean이거나 Condition 클래스여야 합니다.');
+    }
+}
\ No newline at end of file
diff --git a/twe/sammo/Event/Condition/ConstBool.php b/twe/sammo/Event/Condition/ConstBool.php
new file mode 100644
index 00000000..89f64930
--- /dev/null
+++ b/twe/sammo/Event/Condition/ConstBool.php
@@ -0,0 +1,17 @@
+<?php
+namespace sammo\Event\Condition;
+
+class ConstBool extends sammo\Event\Condition{
+    private $fixedResult = true;
+
+    public function __construct(bool $value){
+        $this->fixedResult = $value;
+    }
+
+    public function eval($env=null){
+        return [
+            'value'=>$this->fixedResult,
+            'chain'=>['ConstBool']
+        ];
+    }
+}
\ No newline at end of file
diff --git a/twe/sammo/Event/Condition/Interval.php b/twe/sammo/Event/Condition/Interval.php
new file mode 100644
index 00000000..b15c56ac
--- /dev/null
+++ b/twe/sammo/Event/Condition/Interval.php
@@ -0,0 +1,16 @@
+<?php
+namespace sammo\Event\Condition;
+
+class Interval extends sammo\Event\Condition{
+    //TODO:구현
+    public function __construct(...$args){
+        throw new \BadMethodCallException('Not Yet Implmented.');
+
+        //from Year, from Month, Interval, to Year, to Month
+
+    }
+
+    public function eval($env=null){
+        throw new \BadMethodCallException('Not Yet Implmented.');
+    }
+}
\ No newline at end of file
diff --git a/twe/sammo/Event/Condition/Logic.php b/twe/sammo/Event/Condition/Logic.php
new file mode 100644
index 00000000..09614c1c
--- /dev/null
+++ b/twe/sammo/Event/Condition/Logic.php
@@ -0,0 +1,105 @@
+<?php
+namespace sammo\Event\Condition;
+
+class Logic extends sammo\Event\Condition{
+    private $mode = 'and';
+    private $conditions = [];
+    const AVAILABLE_LOGIC_NAME = [
+        'not'=>false, 
+        'and'=>true,
+        'or'=>true,
+        'xor'=>true
+    ];
+
+    public function __construct(string $mode, ...$conditions){
+        $mode = strtolower($mode);
+        if(!array_key_exists($mode, self::AVAILABLE_LOGIC_NAME)){
+            throw new \InvalidArgumentException('첫번째 인자는 not, and, or, xor 중 하나여야 합니다.');
+        }
+
+        if(!self::AVAILABLE_LOGIC_NAME[$mode] && count($conditions)>1){
+            throw new \InvalidArgumentException('조건을 하나만 받을 수 있습니다.');
+        }
+
+        $this->mode = $mode;
+        $this->conditions = $conditions;
+    }
+
+    public function eval($env=null){
+        switch($this->$mode){
+            case 'not':
+                return $this->logicNot($env);
+            case 'and':
+                return $this->logicAnd($env);
+            case 'or':
+                return $this->logicOr($env);
+            case 'xor':
+                return $this->logicXor($env);
+        }
+
+        throw new \InvalidArgumentException('올바르지 않은 mode.');
+    }
+
+    private function logicNot($env){
+        $sub = self::_eval($this->conditions[0], $env);
+        $result['value'] = !$result['value'];
+        $result['chain'][] = 'not';
+        return $result;
+    }
+
+    private function logicAnd($env){
+        $value = true;
+        $chain = [];
+
+        foreach($this->conditions as $cond){
+            $sub = self::_eval($cond, $env);
+            $chain[] = $sub['chain'];
+            if(!$sub['value']){
+                $result['value'] = false;
+                break;
+            }
+        }
+
+        return [
+            'value'=>$value,
+            'chain'=>[$chain, 'and']
+        ];
+    }
+
+    private function logicOr($env){
+        $value = false;
+        $chain = [];
+
+        foreach($this->conditions as $cond){
+            $sub = self::_eval($cond, $env);
+            $chain[] = $sub['chain'];
+            if($sub['value']){
+                $result['value'] = true;
+                break;
+            }
+        }
+
+        return [
+            'value'=>$value,
+            'chain'=>[$chain, 'or']
+        ];
+    }
+
+    private function logicXor($env){
+        $value = false;
+        $chain = [];
+
+        foreach($this->conditions as $cond){
+            $sub = self::_eval($cond, $env);
+            $chain[] = $sub['chain'];
+            $value ^= $sub['value'];
+        }
+
+        return [
+            'value'=>$value,
+            'chain'=>[$chain, 'xor']
+        ];
+    }
+
+
+}
\ No newline at end of file
diff --git a/twe/sammo/Event/Engine.php b/twe/sammo/Event/Engine.php
new file mode 100644
index 00000000..527b9292
--- /dev/null
+++ b/twe/sammo/Event/Engine.php
@@ -0,0 +1,11 @@
+<?php
+namespace sammo\Event;
+
+/**
+ * 게임 내에서 매 월마다 EventHandler들을 점검하고, 이벤트를 일으키는 이벤트 엔진.
+ * 조건 방식이 '무식'하므로, 게임 내부에서 사용하지는 않고, 특수 시나리오를 구동하는데 사용.
+ * (예: 칠종칠금?)
+ */
+class Engine{
+    //TODO: 구현하라. 미래의 누군가. =P (메롱!)
+}
\ No newline at end of file
diff --git a/twe/sammo/Event/EventHandler.php b/twe/sammo/Event/EventHandler.php
new file mode 100644
index 00000000..2dc82619
--- /dev/null
+++ b/twe/sammo/Event/EventHandler.php
@@ -0,0 +1,32 @@
+<?php
+namespace sammo\Event;
+
+class EventHandler{
+
+    private $condition = null;
+    private $actions = [];
+
+    public function __construct($rawCondition, $rawActions){
+        $this->condition = Condition::build($rawCondition);
+        foreach($rawActions as $rawActio){
+            $this->condition = Action::build($rawAction);
+        }
+        
+    }
+
+    public function tryRunEvent(array $env=null){
+        $result = $this->condition->eval($env);
+
+        if(!$result['value']){
+            return $result;
+        }
+
+        $resultAction = [];
+        foreach($this->actions as $action){
+            $resultAction[] = $action->run();
+        }
+        $result['action'] = $resultAction;
+
+        return $result;
+    }
+}
\ No newline at end of file