diff --git a/_data/chains/eip155-1662.json b/_data/chains/eip155-1662.json
new file mode 100644
index 00000000..094c4950
--- /dev/null
+++ b/_data/chains/eip155-1662.json
@@ -0,0 +1,33 @@
+{
+  "name": "Horizen Yuma Testnet",
+  "shortName": "Yuma",
+  "chain": "Yuma",
+  "icon": "eon",
+  "rpc": ["https://yuma-testnet.horizenlabs.io/ethv1"],
+  "features": [
+    {
+      "name": "EIP155"
+    },
+    {
+      "name": "EIP1559"
+    }
+  ],
+  "faucets": ["https://yuma-testnet-faucet.horizen.io"],
+  "nativeCurrency": {
+    "name": "Testnet Zen",
+    "symbol": "tZEN",
+    "decimals": 18
+  },
+  "infoURL": "https://horizen.io/",
+  "chainId": 1662,
+  "networkId": 1662,
+  "slip44": 121,
+  "explorers": [
+    {
+      "name": "Yuma Testnet Block Explorer",
+      "url": "https://yuma-explorer.horizen.io",
+      "icon": "eon",
+      "standard": "EIP3091"
+    }
+  ]
+}
diff --git a/_data/icons/eon.json b/_data/icons/eon.json
new file mode 100644
index 00000000..2441d3bc
--- /dev/null
+++ b/_data/icons/eon.json
@@ -0,0 +1,8 @@
+[
+  {
+    "url": "ipfs://QmSFMBk3rMyu45Sy9KQHjgArFj4HdywANNYrSosLMUdcti",
+    "width": 1213,
+    "height": 1213,
+    "format": "png"
+  }
+]