diff --git a/src/main/java/com/atsuishio/superbwarfare/entity/ICustomKnockback.java b/src/main/java/com/atsuishio/superbwarfare/entity/ICustomKnockback.java
index cec15480c..a2fb4e274 100644
--- a/src/main/java/com/atsuishio/superbwarfare/entity/ICustomKnockback.java
+++ b/src/main/java/com/atsuishio/superbwarfare/entity/ICustomKnockback.java
@@ -5,7 +5,6 @@ import net.minecraft.world.entity.LivingEntity;
 /**
  * Codes Based On @TACZ
  */
-// TODO ？？？？？
 public interface ICustomKnockback {
 
     static ICustomKnockback getInstance(LivingEntity entity) {
diff --git a/src/main/java/com/atsuishio/superbwarfare/entity/projectile/ProjectileEntity.java b/src/main/java/com/atsuishio/superbwarfare/entity/projectile/ProjectileEntity.java
index e93c2d5e4..8f90d0483 100644
--- a/src/main/java/com/atsuishio/superbwarfare/entity/projectile/ProjectileEntity.java
+++ b/src/main/java/com/atsuishio/superbwarfare/entity/projectile/ProjectileEntity.java
@@ -4,6 +4,7 @@ import com.atsuishio.superbwarfare.block.BarbedWireBlock;
 import com.atsuishio.superbwarfare.component.ModDataComponents;
 import com.atsuishio.superbwarfare.config.server.MiscConfig;
 import com.atsuishio.superbwarfare.config.server.ProjectileConfig;
+import com.atsuishio.superbwarfare.entity.ICustomKnockback;
 import com.atsuishio.superbwarfare.entity.TargetEntity;
 import com.atsuishio.superbwarfare.entity.vehicle.base.VehicleEntity;
 import com.atsuishio.superbwarfare.init.*;
@@ -573,10 +574,10 @@ public class ProjectileEntity extends Projectile implements IEntityWithComplexSp
                 living.addDeltaMovement(vec3.scale(knockback));
                 performDamage(entity, damage, headshot);
             } else {
-//                ICustomKnockback iCustomKnockback = ICustomKnockback.getInstance(living);
-//                iCustomKnockback.superbWarfare$setKnockbackStrength(knockback);
+                ICustomKnockback iCustomKnockback = ICustomKnockback.getInstance(living);
+                iCustomKnockback.superbWarfare$setKnockbackStrength(knockback);
                 performDamage(entity, damage, headshot);
-//                iCustomKnockback.superbWarfare$resetKnockbackStrength();
+                iCustomKnockback.superbWarfare$resetKnockbackStrength();
             }
         } else {
             performDamage(entity, damage, headshot);
diff --git a/src/main/java/com/atsuishio/superbwarfare/event/LivingEventHandler.java b/src/main/java/com/atsuishio/superbwarfare/event/LivingEventHandler.java
index 9f7ce3c33..89aa1fc12 100644
--- a/src/main/java/com/atsuishio/superbwarfare/event/LivingEventHandler.java
+++ b/src/main/java/com/atsuishio/superbwarfare/event/LivingEventHandler.java
@@ -5,6 +5,7 @@ import com.atsuishio.superbwarfare.capability.player.PlayerVariable;
 import com.atsuishio.superbwarfare.config.common.GameplayConfig;
 import com.atsuishio.superbwarfare.config.server.MiscConfig;
 import com.atsuishio.superbwarfare.config.server.VehicleConfig;
+import com.atsuishio.superbwarfare.entity.ICustomKnockback;
 import com.atsuishio.superbwarfare.entity.TargetEntity;
 import com.atsuishio.superbwarfare.entity.projectile.ProjectileEntity;
 import com.atsuishio.superbwarfare.entity.vehicle.LaserTowerEntity;
@@ -302,14 +303,10 @@ public class LivingEventHandler {
         }
 
         if (!sourceEntity.level().isClientSide() && sourceEntity instanceof ServerPlayer player) {
-            // TODO pre kill event
-            if (false
-//                    NeoForge.EVENT_BUS.post(
-//                            new PreKillEvent.Indicator(player, source, event.getEntity())
-//                    )
-            ) {
-                return;
-            }
+            // TODO 判断 pre kill event 结果
+//            if (NeoForge.EVENT_BUS.post(new PreKillEvent.Indicator(player, source, event.getEntity()))) {
+//                return;
+//            }
 
             SoundTool.playLocalSound(player, ModSounds.TARGET_DOWN.get(), 3f, 1f);
             PacketDistributor.sendToPlayer(player, new ClientIndicatorMessage(2, 8));
@@ -843,10 +840,10 @@ public class LivingEventHandler {
 
     @SubscribeEvent
     public static void onKnockback(LivingKnockBackEvent event) {
-//        ICustomKnockback knockback = ICustomKnockback.getInstance(event.getEntity());
-//        if (knockback.superbWarfare$getKnockbackStrength() >= 0) {
-//            event.setStrength((float) knockback.superbWarfare$getKnockbackStrength());
-//        }
+        ICustomKnockback knockback = ICustomKnockback.getInstance(event.getEntity());
+        if (knockback.superbWarfare$getKnockbackStrength() >= 0) {
+            event.setStrength((float) knockback.superbWarfare$getKnockbackStrength());
+        }
     }
 
     @SubscribeEvent
diff --git a/src/main/java/com/atsuishio/superbwarfare/mixins/CameraMixin.java b/src/main/java/com/atsuishio/superbwarfare/mixins/CameraMixin.java
index 15d7e42ad..5920f5bdb 100644
--- a/src/main/java/com/atsuishio/superbwarfare/mixins/CameraMixin.java
+++ b/src/main/java/com/atsuishio/superbwarfare/mixins/CameraMixin.java
@@ -148,7 +148,6 @@ public abstract class CameraMixin {
         return transform.transform(new Vector4f(x, y, z, 1));
     }
 
-    // TODO camera mixin, maybe use CalculateDetachedCameraDistanceEvent instead?
     @Inject(method = "setup", at = @At("TAIL"))
     public void superbWarfare$setup(BlockGetter area, Entity entity, boolean thirdPerson, boolean inverseView, float tickDelta, CallbackInfo ci) {
         if (Minecraft.getInstance().options.getCameraType() == CameraType.THIRD_PERSON_BACK
diff --git a/src/main/java/com/atsuishio/superbwarfare/mixins/MinecraftMixin.java b/src/main/java/com/atsuishio/superbwarfare/mixins/MinecraftMixin.java
index c86395acd..f77cf7fb0 100644
--- a/src/main/java/com/atsuishio/superbwarfare/mixins/MinecraftMixin.java
+++ b/src/main/java/com/atsuishio/superbwarfare/mixins/MinecraftMixin.java
@@ -70,7 +70,7 @@ public class MinecraftMixin {
             if (!options.keyShift.isDown()
                     && weaponVehicle.hasWeapon(seatIndex)
                     && weaponVehicle.getWeaponIndex(seatIndex) != index) {
-                PacketDistributor.sendToServer(new SwitchVehicleWeaponMessage(seatIndex, index, true));
+                PacketDistributor.sendToServer(new SwitchVehicleWeaponMessage(seatIndex, index, false));
             }
         }
     }
diff --git a/src/main/java/com/atsuishio/superbwarfare/mixins/MouseHandlerMixin.java b/src/main/java/com/atsuishio/superbwarfare/mixins/MouseHandlerMixin.java
index bbb3aaf19..adacd3ce0 100644
--- a/src/main/java/com/atsuishio/superbwarfare/mixins/MouseHandlerMixin.java
+++ b/src/main/java/com/atsuishio/superbwarfare/mixins/MouseHandlerMixin.java
@@ -9,12 +9,14 @@ import org.spongepowered.asm.mixin.Mixin;
 @Mixin(MouseHandler.class)
 public class MouseHandlerMixin {
 
-    private static double x;
-    private static double y;
+//    @Unique
+//    private static double sbw121$x;
+//    @Unique
+//    private static double sbw121$y;
 
-    // TODO what are these???
-//    @ModifyVariable(method = "turnPlayer()V", at = @At(value = "STORE", opcode = Opcodes.DSTORE), ordinal = 5)
-//    private double modifyD2(double d) {
+    // TODO 正确实现视角计算
+//    @ModifyVariable(method = "turnPlayer(D)V", at = @At(value = "STORE", opcode = Opcodes.DSTORE), ordinal = 3)
+//    private double modifyD0(double d) {
 //        Minecraft mc = Minecraft.getInstance();
 //        Player player = mc.player;
 //
@@ -22,7 +24,7 @@ public class MouseHandlerMixin {
 //        if (mc.options.getCameraType() != CameraType.FIRST_PERSON) return d;
 //
 //        if (player.getVehicle() instanceof VehicleEntity vehicle) {
-//            x = d;
+//            sbw121$x = d;
 //
 //            double i = 0;
 //
@@ -36,13 +38,13 @@ public class MouseHandlerMixin {
 //                i *= (1 - (Mth.abs(vehicle.getRoll()) - 90) / 90);
 //            }
 //
-//            return (1 - (Mth.abs(vehicle.getRoll()) / 90)) * d + ((Mth.abs(vehicle.getRoll()) / 90)) * y * i;
+//            return (1 - (Mth.abs(vehicle.getRoll()) / 90)) * d + ((Mth.abs(vehicle.getRoll()) / 90)) * sbw121$y * i;
 //        }
 //        return d;
 //    }
 //
-//    @ModifyVariable(method = "turnPlayer()V", at = @At(value = "STORE", opcode = Opcodes.DSTORE), ordinal = 6)
-//    private double modifyD3(double d) {
+//    @ModifyVariable(method = "turnPlayer(D)V", at = @At(value = "STORE", opcode = Opcodes.DSTORE), ordinal = 4)
+//    private double modifyD1(double d) {
 //        Minecraft mc = Minecraft.getInstance();
 //        Player player = mc.player;
 //
@@ -50,8 +52,8 @@ public class MouseHandlerMixin {
 //        if (mc.options.getCameraType() != CameraType.FIRST_PERSON) return d;
 //
 //        if (player.getVehicle() instanceof VehicleEntity vehicle) {
-//            y = d;
-//            return (1 - (Mth.abs(vehicle.getRoll()) / 90)) * d + ((Mth.abs(vehicle.getRoll()) / 90)) * x * (vehicle.getRoll() < 0 ? -1 : 1);
+//            sbw121$y = d;
+//            return (1 - (Mth.abs(vehicle.getRoll()) / 90)) * d + ((Mth.abs(vehicle.getRoll()) / 90)) * sbw121$x * (vehicle.getRoll() < 0 ? -1 : 1);
 //        }
 //
 //        return d;
diff --git a/src/main/templates/META-INF/neoforge.mods.toml b/src/main/templates/META-INF/neoforge.mods.toml
index 07b6e5405..9f97d5192 100644
--- a/src/main/templates/META-INF/neoforge.mods.toml
+++ b/src/main/templates/META-INF/neoforge.mods.toml
@@ -11,6 +11,9 @@ logoFile = "../../resources/logo.png"
 description = "${mod_description}"
 enumExtensions = "META-INF/enumextensions.json"
 
+[[mixins]]
+config = "mixins.superbwarfare.json"
+
 [[dependencies.superbwarfare]]
 modId = "neoforge" #mandatory
 mandatory = true #mandatory