diff --git a/_data/chains/eip155-98985.json b/_data/chains/eip155-98985.json
new file mode 100644
index 000000000000..c2b63166b164
--- /dev/null
+++ b/_data/chains/eip155-98985.json
@@ -0,0 +1,25 @@
+{
+  "name": "Superposition",
+  "title": "Sperposition Testnet",
+  "chain": "SPN",
+  "icon": "superposition",
+  "rpc": ["https://testnet-rpc.superposition.so"],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "SPN",
+    "symbol": "SPN",
+    "decimals": 18
+  },
+  "infoURL": "https://superposition.so",
+  "shortName": "superposition-testnet",
+  "chainId": 98985,
+  "networkId": 98985,
+  "explorers": [
+    {
+      "name": "Superposition Explorer",
+      "url": "https://testnet-explorer.superposition.so",
+      "icon": "superposition",
+      "standard": "EIP3091"
+    }
+  ]
+}
diff --git a/_data/icons/superposition.json b/_data/icons/superposition.json
new file mode 100644
index 000000000000..a67aadda7f47
--- /dev/null
+++ b/_data/icons/superposition.json
@@ -0,0 +1,8 @@
+[
+  {
+    "url": "ipfs://QmdirSnhuy1iRba7g2c7XMjsvkngsM51FRuih18moREhG9",
+    "width": 512,
+    "height": 512,
+    "format": "svg"
+  }
+]