diff --git a/keyboards/keyten/diablo/keymaps/vial/config.h b/keyboards/keyten/diablo/keymaps/vial/config.h
new file mode 100644
index 0000000000..31aecf9483
--- /dev/null
+++ b/keyboards/keyten/diablo/keymaps/vial/config.h
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#pragma once
+
+#define VIAL_KEYBOARD_UID {0x1A, 0xF0, 0x59, 0xB1, 0xD9, 0x5B, 0x75, 0x30}
+
+#define VIAL_UNLOCK_COMBO_ROWS {0, 4}
+#define VIAL_UNLOCK_COMBO_COLS {0, 13}
diff --git a/keyboards/keyten/diablo/keymaps/vial/keymap.c b/keyboards/keyten/diablo/keymaps/vial/keymap.c
new file mode 100644
index 0000000000..3ea6baf7f7
--- /dev/null
+++ b/keyboards/keyten/diablo/keymaps/vial/keymap.c
@@ -0,0 +1,23 @@
+// Copyright 2023 QMK
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+    [0] = LAYOUT_60_ansi_tsangan_split_bs_rshift(
+        KC_ESC,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_MINS, KC_EQL,  KC_GRV,  KC_BSPC,
+        KC_TAB,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_LBRC, KC_RBRC, KC_BSLS,
+        KC_CAPS, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT, KC_ENT,
+        KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_RSFT, MO(1),
+        KC_LCTL, KC_LGUI, KC_LALT, KC_SPC,  KC_RALT, KC_RGUI, KC_RCTL
+    ),
+
+    [1] = LAYOUT_60_ansi_tsangan_split_bs_rshift(
+        KC_TRNS, KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,  KC_TRNS, KC_TRNS,
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS
+    )
+};
diff --git a/keyboards/keyten/diablo/keymaps/vial/rules.mk b/keyboards/keyten/diablo/keymaps/vial/rules.mk
new file mode 100644
index 0000000000..46f9f1360f
--- /dev/null
+++ b/keyboards/keyten/diablo/keymaps/vial/rules.mk
@@ -0,0 +1,3 @@
+VIA_ENABLE = yes
+VIAL_ENABLE = yes
+LTO_ENABLE = yes
diff --git a/keyboards/keyten/diablo/keymaps/vial/vial.json b/keyboards/keyten/diablo/keymaps/vial/vial.json
new file mode 100644
index 0000000000..16668fbdb2
--- /dev/null
+++ b/keyboards/keyten/diablo/keymaps/vial/vial.json
@@ -0,0 +1,198 @@
+{
+  "name": "Diablo",
+  "vendorId": "0xEB69",
+  "productId": "0x6003",
+  "lighting": "none",
+  "matrix": {
+    "rows": 5,
+    "cols": 14
+  },
+  "layouts": {
+    "labels": [
+      "Split Backspace",
+      "Split Right Shift",
+      [
+        "Bottom Row",
+        "Tsangan",
+        "WKL",
+        "HHKB"
+      ]
+    ],
+    "keymap": [
+      [
+        "0,0",
+        "0,1",
+        "0,2",
+        "0,3",
+        "0,4",
+        "0,5",
+        "0,6",
+        "0,7",
+        "0,8",
+        "0,9",
+        "0,10",
+        "0,11",
+        "0,12",
+        {
+          "w": 2
+        },
+        "0,13\n\n\n0,0",
+        {
+          "x": 1
+        },
+        "0,13\n\n\n0,1",
+        "2,13\n\n\n0,1"
+      ],
+      [
+        {
+          "w": 1.5
+        },
+        "1,0",
+        "1,1",
+        "1,2",
+        "1,3",
+        "1,4",
+        "1,5",
+        "1,6",
+        "1,7",
+        "1,8",
+        "1,9",
+        "1,10",
+        "1,11",
+        "1,12",
+        {
+          "w": 1.5
+        },
+        "1,13"
+      ],
+      [
+        {
+          "w": 1.75
+        },
+        "2,0",
+        "2,1",
+        "2,2",
+        "2,3",
+        "2,4",
+        "2,5",
+        "2,6",
+        "2,7",
+        "2,8",
+        "2,9",
+        "2,10",
+        "2,11",
+        {
+          "w": 2.25
+        },
+        "2,12"
+      ],
+      [
+        {
+          "w": 2.25
+        },
+        "3,0",
+        "3,1",
+        "3,2",
+        "3,3",
+        "3,4",
+        "3,5",
+        "3,6",
+        "3,7",
+        "3,8",
+        "3,9",
+        "3,10",
+        {
+          "w": 2.75
+        },
+        "4,12\n\n\n1,0",
+        {
+          "x": 0.25,
+          "w": 1.75
+        },
+        "4,12\n\n\n1,1",
+        "3,13\n\n\n1,1"
+      ],
+      [
+        {
+          "w": 1.5
+        },
+        "4,0\n\n\n2,0",
+        "4,1\n\n\n2,0",
+        {
+          "w": 1.5
+        },
+        "4,2\n\n\n2,0",
+        {
+          "w": 7
+        },
+        "4,6\n\n\n2,0",
+        {
+          "w": 1.5
+        },
+        "4,10\n\n\n2,0",
+        "4,11\n\n\n2,0",
+        {
+          "w": 1.5
+        },
+        "4,13\n\n\n2,0"
+      ],
+      [
+        {
+          "y": 0.25,
+          "w": 1.5
+        },
+        "4,0\n\n\n2,1",
+        {
+          "d": true
+        },
+        "4,1\n\n\n2,1",
+        {
+          "w": 1.5
+        },
+        "4,2\n\n\n2,1",
+        {
+          "w": 7
+        },
+        "4,6\n\n\n2,1",
+        {
+          "w": 1.5
+        },
+        "4,10\n\n\n2,1",
+        {
+          "d": true
+        },
+        "4,11\n\n\n2,1",
+        {
+          "w": 1.5
+        },
+        "4,13\n\n\n2,1"
+      ],
+      [
+        {
+          "w": 1.5,
+          "d": true
+        },
+        "4,0\n\n\n2,2",
+        "4,1\n\n\n2,2",
+        {
+          "w": 1.5
+        },
+        "4,2\n\n\n2,2",
+        {
+          "w": 7
+        },
+        "4,6\n\n\n2,2",
+        {
+          "w": 1.5
+        },
+        "4,10\n\n\n2,2",
+        "4,11\n\n\n2,2",
+        {
+          "w": 1.5,
+          "d": true
+        },
+        "4,13\n\n\n2,2"
+      ]
+    ]
+  }
+}