diff --git a/resources/territory_patterns.json b/resources/territory_patterns.json
index eb99a1102..ec6810716 100644
--- a/resources/territory_patterns.json
+++ b/resources/territory_patterns.json
@@ -1,18 +1,27 @@
 {
   "patterns": {
-    "stripes": {
+    "stripes_v": {
       "tileWidth": 2,
       "tileHeight": 2,
-      "scale": 2,
+      "scale": 8,
       "pattern": [
         [1, 0],
         [1, 0]
       ]
     },
+    "stripes_h": {
+      "tileWidth": 2,
+      "tileHeight": 2,
+      "scale": 8,
+      "pattern": [
+        [1, 1],
+        [0, 0]
+      ]
+    },
     "checkerboard": {
       "tileWidth": 2,
       "tileHeight": 2,
-      "scale": 2,
+      "scale": 8,
       "pattern": [
         [1, 0],
         [0, 1]
@@ -40,6 +49,263 @@
         [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0],
         [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1]
       ]
+    },
+    "cross": {
+      "tileWidth": 16,
+      "tileHeight": 16,
+      "scale": 1,
+      "pattern": [
+        [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1],
+        [0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0],
+        [0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0],
+        [0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0],
+        [0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0],
+        [0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0],
+        [0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0],
+        [0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0],
+        [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1]
+      ]
+    },
+    "mini_cross": {
+      "tileWidth": 16,
+      "tileHeight": 8,
+      "scale": 1,
+      "pattern": [
+        [1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1],
+        [0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0],
+        [0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0],
+        [0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0],
+        [1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1]
+      ]
+    },
+    "horizontal_stripes": {
+      "tileWidth": 16,
+      "tileHeight": 16,
+      "scale": 1,
+      "pattern": [
+        [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
+      ]
+    },
+    "sparse_dots": {
+      "tileWidth": 16,
+      "tileHeight": 16,
+      "scale": 1,
+      "pattern": [
+        [1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
+      ]
+    },
+    "evan": {
+      "tileWidth": 24,
+      "tileHeight": 7,
+      "scale": 5,
+      "pattern": [
+        [
+          0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
+        ],
+        [
+          0, 1, 1, 1, 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 1, 0
+        ],
+        [
+          0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0
+        ],
+        [
+          0, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 1, 1, 1, 0, 0, 1, 0, 1, 1, 0
+        ],
+        [
+          0, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0
+        ],
+        [
+          0, 1, 1, 1, 1, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0
+        ],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
+      ]
+    },
+    "diagonal_stripe": {
+      "tileWidth": 16,
+      "tileHeight": 8,
+      "scale": 1,
+      "pattern": [
+        [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1],
+        [0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0],
+        [0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0],
+        [0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0],
+        [0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0]
+      ]
+    },
+    "mountain_ridge": {
+      "tileWidth": 16,
+      "tileHeight": 8,
+      "scale": 1,
+      "pattern": [
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0],
+        [0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0],
+        [0, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 0],
+        [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1],
+        [0, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 0],
+        [0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0],
+        [0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0]
+      ]
+    },
+    "scattered_dots": {
+      "tileWidth": 16,
+      "tileHeight": 8,
+      "scale": 1,
+      "pattern": [
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
+      ]
+    },
+    "circuit_board": {
+      "tileWidth": 16,
+      "tileHeight": 8,
+      "scale": 1,
+      "pattern": [
+        [1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1],
+        [1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1],
+        [0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0],
+        [0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0],
+        [0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0],
+        [0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0],
+        [1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1],
+        [1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1]
+      ]
+    },
+    "vertical_bars": {
+      "tileWidth": 16,
+      "tileHeight": 8,
+      "scale": 1,
+      "pattern": [
+        [1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1],
+        [1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1],
+        [1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1],
+        [1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1],
+        [1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1],
+        [1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1],
+        [1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1],
+        [1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1]
+      ]
+    },
+    ".w.": {
+      "tileWidth": 16,
+      "tileHeight": 8,
+      "scale": 1,
+      "pattern": [
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        [0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0],
+        [0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1, 0],
+        [0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0],
+        [0, 1, 1, 1, 0, 1, 0, 0, 0, 0, 1, 0, 1, 1, 1, 0],
+        [0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 0]
+      ]
+    },
+    "openfront": {
+      "tileWidth": 66,
+      "tileHeight": 10,
+      "scale": 5,
+      "pattern": [
+        [
+          0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+          0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+          0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
+        ],
+        [
+          0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+          0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+          0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
+        ],
+        [
+          0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0,
+          1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0, 0, 0,
+          0, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 1, 1, 1, 1, 0, 0
+        ],
+        [
+          0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0,
+          1, 1, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0,
+          1, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0
+        ],
+        [
+          0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0,
+          1, 0, 1, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0,
+          1, 0, 0, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0
+        ],
+        [
+          0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0,
+          1, 0, 0, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0,
+          1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0
+        ],
+        [
+          0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0,
+          1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0,
+          1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0
+        ],
+        [
+          0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0,
+          1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0,
+          1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0
+        ],
+        [
+          0, 0, 0, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0,
+          1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0,
+          0, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0
+        ],
+        [
+          0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+          0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+          0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
+        ]
+      ]
     }
   }
 }
diff --git a/src/client/Main.ts b/src/client/Main.ts
index f1cd9ccf6..175ca0c9f 100644
--- a/src/client/Main.ts
+++ b/src/client/Main.ts
@@ -24,6 +24,7 @@ import { PublicLobby } from "./PublicLobby";
 import "./RandomNameButton";
 import { RandomNameButton } from "./RandomNameButton";
 import { SinglePlayerModal } from "./SinglePlayerModal";
+import { territoryPatternsModal } from "./TerritoryPatternsModal";
 import { UserSettingModal } from "./UserSettingModal";
 import "./UsernameInput";
 import { UsernameInput } from "./UsernameInput";
@@ -129,6 +130,16 @@ class Client {
       hlpModal.open();
     });
 
+    const TerritoryModal = document.querySelector(
+      "territory-patterns-input",
+    ) as territoryPatternsModal;
+    TerritoryModal instanceof territoryPatternsModal;
+    document
+      .getElementById("territory-patterns-input_")
+      .addEventListener("click", () => {
+        TerritoryModal.open();
+      });
+
     const settingsModal = document.querySelector(
       "user-setting",
     ) as UserSettingModal;
diff --git a/src/client/TerritoryPatternsModal.ts b/src/client/TerritoryPatternsModal.ts
new file mode 100644
index 000000000..32aec6e2f
--- /dev/null
+++ b/src/client/TerritoryPatternsModal.ts
@@ -0,0 +1,201 @@
+import { LitElement, html, render } from "lit";
+import { customElement, query, state } from "lit/decorators.js";
+import territory_patterns from "../../resources/territory_patterns.json";
+import "./components/Difficulties";
+import "./components/Maps";
+
+@customElement("territory-patterns-input")
+export class territoryPatternsModal extends LitElement {
+  @query("o-modal") private modalEl!: HTMLElement & {
+    open: () => void;
+    close: () => void;
+  };
+
+  @query("#territory-patterns-input_") private previewButton!: HTMLElement;
+
+  @state() private selectedPattern =
+    localStorage.getItem("territoryPattern") || "";
+
+  @state() private buttonWidth: number = 100;
+
+  private resizeObserver: ResizeObserver;
+
+  constructor() {
+    super();
+    this.resizeObserver = new ResizeObserver((entries) => {
+      for (const entry of entries) {
+        if (entry.target.classList.contains("preview-container")) {
+          this.buttonWidth = entry.contentRect.width;
+        }
+      }
+    });
+  }
+
+  connectedCallback() {
+    super.connectedCallback();
+    this.updateComplete.then(() => {
+      const containers = this.renderRoot.querySelectorAll(".preview-container");
+      containers.forEach((container) => this.resizeObserver.observe(container));
+      this.updatePreview();
+    });
+  }
+
+  disconnectedCallback() {
+    super.disconnectedCallback();
+    this.resizeObserver.disconnect();
+  }
+
+  createRenderRoot() {
+    return this;
+  }
+
+  render() {
+    return html`
+      <o-modal id="territoryPatternsModal" title="Select Territory Pattern">
+        <div
+          class="flex flex-wrap gap-4 p-2"
+          style="justify-content: center; align-items: flex-start;"
+        >
+          ${Object.entries(territory_patterns.patterns).map(
+            ([key, pattern]) => html`
+              <button
+                class="border p-2 rounded-lg shadow text-black dark:text-white text-left
+      ${this.selectedPattern === key
+                  ? "bg-blue-500 text-white"
+                  : "bg-gray-100 hover:bg-gray-200 dark:bg-gray-800 dark:hover:bg-gray-700"}"
+                style="flex: 0 1 calc(25% - 1rem); max-width: calc(25% - 1rem);"
+                @click=${() => this.selectPattern(key)}
+              >
+                <div class="text-sm font-bold mb-1">${key}</div>
+                <div
+                  class="preview-container"
+                  style="
+      width: 100%;
+      aspect-ratio: 1;
+      display: flex;
+      align-items: center;
+      justify-content: center;
+      background: #fff;
+      border-radius: 8px;
+      overflow: hidden;
+    "
+                >
+                  ${(() => {
+                    const cellCountX = pattern.tileWidth;
+                    const cellCountY = pattern.tileHeight;
+                    const cellSize = Math.floor(
+                      this.buttonWidth / Math.max(cellCountX, cellCountY),
+                    );
+
+                    return html`
+                      <div
+                        style="
+            display: grid;
+            grid-template-columns: repeat(${cellCountX}, ${cellSize}px);
+            grid-template-rows: repeat(${cellCountY}, ${cellSize}px);
+            background-color: #ccc;
+            padding: 2px;
+            border-radius: 4px;
+          "
+                      >
+                        ${pattern.pattern.flat().map(
+                          (cell) => html`
+                            <div
+                              style="
+                  background-color: ${cell === 1 ? "#000" : "transparent"};
+                  border: 1px solid rgba(0, 0, 0, 0.1);
+                  width: ${cellSize}px;
+                  height: ${cellSize}px;
+                  border-radius: 1px;
+                "
+                            ></div>
+                          `,
+                        )}
+                      </div>
+                    `;
+                  })()}
+                </div>
+              </button>
+            `,
+          )}
+        </div>
+      </o-modal>
+    `;
+  }
+
+  public open() {
+    this.modalEl?.open();
+  }
+
+  public close() {
+    this.modalEl?.close();
+  }
+
+  private selectPattern(patternKey: string) {
+    this.selectedPattern = patternKey;
+    localStorage.setItem("territoryPattern", patternKey);
+    this.updatePreview();
+    this.close();
+  }
+
+  private updatePreview() {
+    if (!this.previewButton || !this.selectedPattern) return;
+
+    const pattern = territory_patterns.patterns[this.selectedPattern];
+    if (!pattern) return;
+
+    const fixedHeight = 48;
+    const fixedWidth = 48;
+    const cellCountX = pattern.tileWidth;
+    const cellCountY = pattern.tileHeight;
+
+    const cellSize = Math.min(
+      fixedHeight / cellCountY,
+      fixedWidth / cellCountX,
+    );
+
+    const previewHTML = html`
+      <div
+        style="
+          display: flex;
+          align-items: center;
+          justify-content: center;
+          height: ${fixedHeight}px;
+          width: ${fixedWidth}px;
+          background-color: #f0f0f0;
+          border-radius: 4px;
+          box-sizing: border-box;
+          overflow: hidden;
+          position: relative;
+        "
+      >
+        <div
+          style="
+            display: grid;
+            grid-template-columns: repeat(${cellCountX}, ${cellSize}px);
+            grid-template-rows: repeat(${cellCountY}, ${cellSize}px);
+            background-color: #ccc;
+            padding: 2px;
+            border-radius: 4px;
+          "
+        >
+          ${pattern.pattern.flat().map(
+            (cell) => html`
+              <div
+                style="
+                  background-color: ${cell === 1 ? "#000" : "transparent"};
+                  border: 1px solid rgba(0, 0, 0, 0.1);
+                  width: ${cellSize}px;
+                  height: ${cellSize}px;
+                  border-radius: 1px;
+                "
+              ></div>
+            `,
+          )}
+        </div>
+      </div>
+    `;
+
+    render(previewHTML, this.previewButton);
+  }
+}
diff --git a/src/client/index.html b/src/client/index.html
index a8e11aea9..b65f082d6 100644
--- a/src/client/index.html
+++ b/src/client/index.html
@@ -216,6 +216,13 @@
       <div class="container pt-12">
         <div class="container__row">
           <flag-input class="w-[20%] md:w-[15%]"></flag-input>
+          <territory-patterns-input class="w-[50%] md:w-[12%]">
+            <button
+              id="territory-patterns-input_"
+              class="w-full border p-[4px] rounded-lg flex cursor-pointer border-black/30 dark:border-gray-300/60 bg-white/70 dark:bg-[rgba(55,65,81,0.7)]"
+              title="Pick a pattern!"
+            ></button>
+          </territory-patterns-input>
           <username-input class="w-full"></username-input>
         </div>
         <div></div>