diff --git a/proxy.py b/proxy.py
new file mode 100644
index 000000000..1961c90dc
--- /dev/null
+++ b/proxy.py
@@ -0,0 +1,68 @@
+##
+#
+#   Copyright (C) 2002-2022 MlgmXyysd All Rights Reserved.
+#
+##
+
+##
+#
+#   Genshin Impact script for mitmproxy
+#
+#   https://github.com/MlgmXyysd/
+#
+#   *Original fiddler script from https://github.lunatic.moe/fiddlerscript
+#
+#   Environment requirement:
+#     - mitmdump from mitmproxy
+#
+#   @author MlgmXyysd
+#   @version 1.0
+#
+##
+
+from mitmproxy import ctx, http
+
+class MlgmXyysd_Genshin_Impact_Proxy:
+
+    def request(self, flow: http.HTTPFlow) -> None:
+        
+        # This can also be replaced with another IP address.
+        REMOTE_HOST = "localhost"
+        
+        LIST_DOMAINS = [
+            "api-os-takumi.mihoyo.com",
+            "hk4e-api-os-static.mihoyo.com",
+            "hk4e-sdk-os.mihoyo.com",
+            "dispatchosglobal.yuanshen.com",
+            "osusadispatch.yuanshen.com",
+            "account.mihoyo.com",
+            "log-upload-os.mihoyo.com",
+            "dispatchcntest.yuanshen.com",
+            "devlog-upload.mihoyo.com",
+            "webstatic.mihoyo.com",
+            "log-upload.mihoyo.com",
+            "hk4e-sdk.mihoyo.com",
+            "api-beta-sdk.mihoyo.com",
+            "api-beta-sdk-os.mihoyo.com",
+            "cnbeta01dispatch.yuanshen.com",
+            "dispatchcnglobal.yuanshen.com",
+            "cnbeta02dispatch.yuanshen.com",
+            "sdk-os-static.mihoyo.com",
+            "webstatic-sea.mihoyo.com",
+            "webstatic-sea.hoyoverse.com",
+            "hk4e-sdk-os-static.hoyoverse.com",
+            "sdk-os-static.hoyoverse.com",
+            "api-account-os.hoyoverse.com",
+            "hk4e-sdk-os.hoyoverse.com"
+        ]
+        
+        if flow.request.url.startswith("http://overseauspider.yuanshen.com:8888/log"):
+            ctx.log.info("Block overseauspider.yuanshen.com")
+            flow.response = http.HTTPResponse.make(404)
+        elif flow.request.host in LIST_DOMAINS:
+            ctx.log.info("Redirect " + flow.request.host)
+            flow.request.host = REMOTE_HOST
+
+addons = [
+	MlgmXyysd_Genshin_Impact_Proxy()
+]
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