diff --git a/1.3/Defs/SoundDefs/Sounds.xml b/1.3/Defs/SoundDefs/Sounds.xml
index 881b628..a91a79d 100644
--- a/1.3/Defs/SoundDefs/Sounds.xml
+++ b/1.3/Defs/SoundDefs/Sounds.xml
@@ -65,7 +65,7 @@
 	</SoundDef>
 
 	<!-- 체인소드 -->
-	<!--<SoundDef>
+	<SoundDef>
 		<defName>PNChainswordSound</defName>
 		<eventNames />
 		<context>MapOnly</context>
@@ -83,5 +83,39 @@
 				</pitchRange>
 			</li>
 		</subSounds>
-	</SoundDef>-->
+	</SoundDef>
+
+	<!--일회용 레일건-->
+	<SoundDef>
+		<defName>PN_PrototypeRailGun_Warmup_Sound</defName>
+		<sustain>true</sustain>
+    <context>MapOnly</context>
+    <maxSimultaneous>2</maxSimultaneous>
+    <priorityMode>PrioritizeNearest</priorityMode>  
+		<subSounds>
+			<li>
+				<grains>
+					<li Class="AudioGrain_Clip">
+						<clipPath>Things/PNPrototypeRailGun_warmup</clipPath>
+					</li>
+				</grains>
+			</li>
+		</subSounds>
+	</SoundDef>
+
+	<SoundDef>
+		<defName>PN_PrototypeRailGun_Fire_Sound</defName>
+		<eventNames />
+		<context>MapOnly</context>
+		<maxSimultaneous>1</maxSimultaneous>
+		<subSounds>
+			<li>
+				<grains>
+					<li Class="AudioGrain_Clip">
+						<clipPath>Things/PNPrototypeRailGun_fire</clipPath>
+					</li>
+				</grains>
+			</li>
+		</subSounds>
+	</SoundDef>
 </Defs>
\ No newline at end of file
diff --git a/1.3/Defs/ThingDef/ThingDef_Weapons.xml b/1.3/Defs/ThingDef/ThingDef_Weapons.xml
index d780889..7ffbae7 100644
--- a/1.3/Defs/ThingDef/ThingDef_Weapons.xml
+++ b/1.3/Defs/ThingDef/ThingDef_Weapons.xml
@@ -253,7 +253,7 @@
       <graphicClass>Graphic_Single</graphicClass>
       <shaderType>CutoutComplex</shaderType>
     </graphicData>
-    <!--<meleeHitSound>PNChainswordSound</meleeHitSound>-->
+    <meleeHitSound>PNChainswordSound</meleeHitSound>
     <weaponTags>
       <li>PN_Chainsword</li>
     </weaponTags>
@@ -1498,7 +1498,8 @@
         <ai_AvoidFriendlyFireRadius>8</ai_AvoidFriendlyFireRadius>
         <range>44.9</range>
         <burstShotCount>1</burstShotCount>
-        <soundCast>ChargeLance_Fire</soundCast>
+        <soundAiming>PN_PrototypeRailGun_Warmup_Sound</soundAiming>
+        <soundCast>PN_PrototypeRailGun_Fire_Sound</soundCast>
         <soundCastTail>GunTail_Heavy</soundCastTail>
         <onlyManualCast>true</onlyManualCast>
         <targetParams>
diff --git a/Content/Sounds/Things/PNChainsword.wav b/Content/Sounds/Things/PNChainsword.wav
index 98e2160..a914834 100644
Binary files a/Content/Sounds/Things/PNChainsword.wav and b/Content/Sounds/Things/PNChainsword.wav differ
diff --git a/Content/Sounds/Things/PNPrototypeRailGun_fire.wav b/Content/Sounds/Things/PNPrototypeRailGun_fire.wav
new file mode 100644
index 0000000..7975820
Binary files /dev/null and b/Content/Sounds/Things/PNPrototypeRailGun_fire.wav differ
diff --git a/Content/Sounds/Things/PNPrototypeRailGun_warmup.wav b/Content/Sounds/Things/PNPrototypeRailGun_warmup.wav
new file mode 100644
index 0000000..98a75dd
Binary files /dev/null and b/Content/Sounds/Things/PNPrototypeRailGun_warmup.wav differ
diff --git a/Royalty/Defs/Royal_ThingDef_Weapon.xml b/Royalty/Defs/Royal_ThingDef_Weapon.xml
index 57abaeb..67b7a1d 100644
--- a/Royalty/Defs/Royal_ThingDef_Weapon.xml
+++ b/Royalty/Defs/Royal_ThingDef_Weapon.xml
@@ -172,7 +172,7 @@
       <color>(255,255,255)</color>
     </graphicData>
     <soundInteract>Interact_BladelinkMonoSword</soundInteract>
-    <meleeHitSound>MeleeHit_BladelinkMonoSword</meleeHitSound>
+    <meleeHitSound>PNChainswordSound</meleeHitSound>
     <weaponClasses>
       <li>Melee</li>
       <li>MeleePiercer</li>