diff --git a/src/main/java/com/atsuishio/superbwarfare/client/overlay/AmmoBarOverlay.java b/src/main/java/com/atsuishio/superbwarfare/client/overlay/AmmoBarOverlay.java
index 2a2fcb17a..7616555c5 100644
--- a/src/main/java/com/atsuishio/superbwarfare/client/overlay/AmmoBarOverlay.java
+++ b/src/main/java/com/atsuishio/superbwarfare/client/overlay/AmmoBarOverlay.java
@@ -259,7 +259,7 @@ public class AmmoBarOverlay {
         if (stack.getItem() == ModItems.BOCEK.get()) {
             return "Arrow";
         }
-        if (stack.getItem() == ModItems.M_79.get()) {
+        if (stack.getItem() == ModItems.M_79.get() || stack.getItem() == ModItems.SECONDARY_CATACLYSM.get()) {
             return "40mm Grenade";
         }
         if (stack.getItem() == ModItems.RPG.get()) {
diff --git a/src/main/java/com/atsuishio/superbwarfare/item/gun/launcher/SecondaryCataclysm.java b/src/main/java/com/atsuishio/superbwarfare/item/gun/launcher/SecondaryCataclysm.java
index 9d96e454e..deb99b513 100644
--- a/src/main/java/com/atsuishio/superbwarfare/item/gun/launcher/SecondaryCataclysm.java
+++ b/src/main/java/com/atsuishio/superbwarfare/item/gun/launcher/SecondaryCataclysm.java
@@ -13,6 +13,7 @@ import com.atsuishio.superbwarfare.item.gun.GunItem;
 import com.atsuishio.superbwarfare.perk.Perk;
 import com.atsuishio.superbwarfare.perk.PerkHelper;
 import com.atsuishio.superbwarfare.tools.GunsTool;
+import com.atsuishio.superbwarfare.tools.RarityTool;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.model.HumanoidModel;
 import net.minecraft.client.player.LocalPlayer;
@@ -27,7 +28,6 @@ import net.minecraft.world.entity.player.Player;
 import net.minecraft.world.inventory.tooltip.TooltipComponent;
 import net.minecraft.world.item.ItemDisplayContext;
 import net.minecraft.world.item.ItemStack;
-import net.minecraft.world.item.Rarity;
 import net.minecraft.world.level.Level;
 import net.minecraftforge.client.extensions.common.IClientItemExtensions;
 import org.jetbrains.annotations.NotNull;
@@ -50,7 +50,7 @@ public class SecondaryCataclysm extends GunItem implements GeoItem, AnimatedItem
     public static ItemDisplayContext transformType;
 
     public SecondaryCataclysm() {
-        super(new Properties().stacksTo(1).fireResistant().rarity(Rarity.EPIC));
+        super(new Properties().stacksTo(1).fireResistant().rarity(RarityTool.LEGENDARY));
     }
 
     @Override
diff --git a/src/main/resources/assets/superbwarfare/lang/en_us.json b/src/main/resources/assets/superbwarfare/lang/en_us.json
index 4c8a5f2b2..af1764ddb 100644
--- a/src/main/resources/assets/superbwarfare/lang/en_us.json
+++ b/src/main/resources/assets/superbwarfare/lang/en_us.json
@@ -47,7 +47,7 @@
   "item.superbwarfare.k_98": "KAR-98K",
   "item.superbwarfare.mosin_nagant": "Mosin Nagant",
   "item.superbwarfare.javelin": "FGM-148 Javelin",
-  "item.superbwarfare.secondary_cataclysm": "Secondary Cataclysm Grenade Launcher",
+  "item.superbwarfare.secondary_cataclysm": "Secondary Cataclysm",
 
   "des.superbwarfare.guns.damage": "Damage: ",
   "des.superbwarfare.guns.level": "Level: ",
diff --git a/src/main/resources/assets/superbwarfare/lang/zh_cn.json b/src/main/resources/assets/superbwarfare/lang/zh_cn.json
index 3074bee6b..a1902a5ce 100644
--- a/src/main/resources/assets/superbwarfare/lang/zh_cn.json
+++ b/src/main/resources/assets/superbwarfare/lang/zh_cn.json
@@ -47,7 +47,7 @@
   "item.superbwarfare.k_98": "KAR-98K",
   "item.superbwarfare.mosin_nagant": "莫辛纳甘",
   "item.superbwarfare.javelin": "FGM-148标枪导弹",
-  "item.superbwarfare.secondary_cataclysm": "“二次灾变” 榴弹发射器",
+  "item.superbwarfare.secondary_cataclysm": "二次灾变",
 
   "des.superbwarfare.guns.upgrade_point": "升级点数: ",
   "des.superbwarfare.guns.damage": "伤害: ",
diff --git a/src/main/resources/data/superbwarfare/guns/secondary_cataclysm.json b/src/main/resources/data/superbwarfare/guns/secondary_cataclysm.json
index 1b623115e..e7c28f7b2 100644
--- a/src/main/resources/data/superbwarfare/guns/secondary_cataclysm.json
+++ b/src/main/resources/data/superbwarfare/guns/secondary_cataclysm.json
@@ -2,9 +2,9 @@
   "Spread": 1.5,
   "RecoilX": 0.004,
   "RecoilY": 0.023,
-  "Damage": 40,
-  "ExplosionDamage": 80,
-  "ExplosionRadius": 5,
+  "Damage": 50,
+  "ExplosionDamage": 50,
+  "ExplosionRadius": 7,
   "Velocity": 3.75,
   "Magazine": 8,
   "Weight": 9,