diff --git a/hwe/func.php b/hwe/func.php
index 4a3d7812..ef0c2a97 100644
--- a/hwe/func.php
+++ b/hwe/func.php
@@ -2706,6 +2706,19 @@ function CharExperience($exp, $personal) {
     return $exp;
 }
 
+function getCharExpMultiplier($personal):float{
+    static $table = [
+        0 => 1.1,
+        1 => 1.1,
+        4 => 0.9,
+        5 => 0.9,
+        6 => 1.1,
+        7 => 0.9,
+        10 => 0.9
+    ];
+    return $table[$personal] ?? 1;
+}
+
 function CharDedication($ded, $personal) {
     switch($personal) {
         case 10:
@@ -2716,6 +2729,13 @@ function CharDedication($ded, $personal) {
     return $ded;
 }
 
+function getCharDedMultiplier($personal):float{
+    static $table = [
+        10 => 0.9
+    ];
+    return $table[$personal] ?? 1;
+}
+
 function CharAtmos($atmos, $personal) {
     switch($personal) {
         case  2:    case  4:
diff --git a/src/sammo/Util.php b/src/sammo/Util.php
index a914e38f..47aa294d 100644
--- a/src/sammo/Util.php
+++ b/src/sammo/Util.php
@@ -12,6 +12,14 @@ class Util extends \utilphp\util
         return intval(round($value));
     }
 
+    /**
+     * int 값으로 강제로 설정하는 부동소수점 반올림
+     * @param int|float $value
+     */
+    public static function setRound(&$value) : void{
+        $value = static::round($value);
+    }
+
     private static function _parseReq($value, string $type)
     {
         if (is_array($value)) {