diff --git a/_data/chains/eip155-9980.json b/_data/chains/eip155-9980.json
new file mode 100644
index 000000000000..5b7a2195c769
--- /dev/null
+++ b/_data/chains/eip155-9980.json
@@ -0,0 +1,23 @@
+{
+  "name": "Combo Mainnet",
+  "chain": "Combo",
+  "icon": "combo",
+  "rpc": ["https://rpc.combonetwork.io"],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "BNB Chain Native Token",
+    "symbol": "BNB",
+    "decimals": 18
+  },
+  "infoURL": "https://combonetwork.io",
+  "shortName": "combo-mainnet",
+  "chainId": 9980,
+  "networkId": 9980,
+  "explorers": [
+    {
+      "name": "combotrace explorer",
+      "url": "https://combotrace.nodereal.io",
+      "standard": "EIP3091"
+    }
+  ]
+}
diff --git a/_data/icons/combo.json b/_data/icons/combo.json
new file mode 100644
index 000000000000..a043adb29fe3
--- /dev/null
+++ b/_data/icons/combo.json
@@ -0,0 +1,8 @@
+[
+  {
+    "url": "ipfs://QmRR4v6h6z21BpgS9xY3ExLB4Gkmm3i3dJWQx27oTGifq8",
+    "width": 800,
+    "height": 693,
+    "format": "png"
+  }
+]