diff --git a/bios/Other/demul/dc.zip b/bios/Other/demul/dc.zip
new file mode 100644
index 000000000..5a4512e05
Binary files /dev/null and b/bios/Other/demul/dc.zip differ
diff --git a/bios/Sega/Dreamcast/.variants/dcdev.zip.065b2357 b/bios/Sega/Dreamcast/.variants/dcdev.zip.065b2357
new file mode 100644
index 000000000..f27f3baca
Binary files /dev/null and b/bios/Sega/Dreamcast/.variants/dcdev.zip.065b2357 differ
diff --git a/bios/Sega/Dreamcast/dcdev.zip b/bios/Sega/Dreamcast/dcdev.zip
index f27f3baca..a11bfb062 100644
Binary files a/bios/Sega/Dreamcast/dcdev.zip and b/bios/Sega/Dreamcast/dcdev.zip differ
diff --git a/database.json b/database.json
index 6dc94ad2e..ed6a58d4f 100644
--- a/database.json
+++ b/database.json
@@ -1,8 +1,8 @@
 {
   "schema_version": 1,
-  "generated_at": "2026-11-05T22:35:40Z",
-  "total_files": 19945,
-  "total_size": 16909338231,
+  "generated_at": "2026-11-05T22:39:43Z",
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+  "total_size": 16926035621,
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@@ -140307,6 +140307,16 @@
       "crc32": "6893a2d1",
       "adler32": "fd861022"
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+    "6acea737ac7d2c17a4d817e7328897c85492e180": {
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+      "name": "dc.zip",
+      "size": 11054091,
+      "sha1": "6acea737ac7d2c17a4d817e7328897c85492e180",
+      "md5": "cba6d176b46e22dea35c99526c1769c1",
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       "name": "naomi.zip",
@@ -195532,6 +195542,16 @@
       "crc32": "5bfffcdb",
       "adler32": "2591d715"
     },
+    "4325522368df5b40c204bbe9d53e681a49a138b7": {
+      "path": "bios/Sega/Dreamcast/.variants/dcdev.zip.065b2357",
+      "name": "dcdev.zip",
+      "size": 4705067,
+      "sha1": "4325522368df5b40c204bbe9d53e681a49a138b7",
+      "md5": "065b2357c6eff96a2794d417f1d23135",
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@@ -195759,15 +195779,15 @@
       "crc32": "20199dc0",
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       "name": "dcdev.zip",
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-      "sha1": "4325522368df5b40c204bbe9d53e681a49a138b7",
-      "md5": "065b2357c6eff96a2794d417f1d23135",
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-      "crc32": "02c1f4a9",
-      "adler32": "4f9ed0da"
+      "size": 5643299,
+      "sha1": "bed3a7427ddd9a11358eabb74106e8a62493da12",
+      "md5": "8dcca9600a688ea5069bf0f199cbdbea",
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@@ -218505,6 +218525,7 @@
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@@ -223999,6 +224020,7 @@
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@@ -224021,7 +224043,7 @@
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@@ -260660,6 +260682,10 @@
       "dokan2.dll": [
         "f6b64d7b039a90af956c2c0873b30f6639a59878"
       ],
+      "dc.zip": [
+        "6acea737ac7d2c17a4d817e7328897c85492e180",
+        "24e80cdf0695361ae8de7cceda29843e0474ecd0"
+      ],
       "wiitdb.txt": [
         "f6a0cbfda6838065065e830ff40f322e6a3b6b00"
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@@ -273671,6 +273697,10 @@
         "2b5a72381c900b438910983f62efd1cbdbefa80d",
         "72c65f2a11ee7b72b77b9945187b7a332632e14a"
       ],
+      "dcdev.zip": [
+        "4325522368df5b40c204bbe9d53e681a49a138b7",
+        "bed3a7427ddd9a11358eabb74106e8a62493da12"
+      ],
       "Atomiswave-0.220_NoClones_V1.0 barhi.dat.7z": [
         "09f1ed9e0f8ece181a1850ec89361cef78f37c9e"
       ],
@@ -273695,9 +273725,6 @@
       "Naomi_datfiles.zip": [
         "3251d3b601850aed422f006b61ce9776cdb799d2"
       ],
-      "dc.zip": [
-        "24e80cdf0695361ae8de7cceda29843e0474ecd0"
-      ],
       "dc_bios.bin": [
         "8951d1bb219ab2ff8583033d2119c899cc81f18c"
       ],
@@ -273710,9 +273737,6 @@
       "dc_flash_region_free_hack.bin": [
         "e3d1ca03142a1f4f846966ad8d5eac6fcbcbdda5"
       ],
-      "dcdev.zip": [
-        "4325522368df5b40c204bbe9d53e681a49a138b7"
-      ],
       "dcfish.zip": [
         "b19ef74970df5480c28e63fb0ba5d30b2134c09a"
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@@ -296468,6 +296492,7 @@
       "a4fcab0b": "a13cf9c5cdfe8605d82150b7573652f419b30197",
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+      "cab6d410": "6acea737ac7d2c17a4d817e7328897c85492e180",
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@@ -301961,6 +301986,7 @@
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@@ -301983,7 +302009,7 @@
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-      "02c1f4a9": "4325522368df5b40c204bbe9d53e681a49a138b7",
+      "9c73a502": "bed3a7427ddd9a11358eabb74106e8a62493da12",
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@@ -316414,6 +316440,7 @@
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@@ -321908,6 +321935,7 @@
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@@ -321930,7 +321958,7 @@
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+      "1c6981df73131526be146795cf0bc22939f0784ad013d697bb726ecef803bd37": "bed3a7427ddd9a11358eabb74106e8a62493da12",
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@@ -492721,6 +492749,12 @@
       "cxbx-reloaded/keys.bin": [
         "a9cd6c37e1da95584eab7f4227da2c98abdb7321"
       ],
+      "Other/demul/dc.zip": [
+        "6acea737ac7d2c17a4d817e7328897c85492e180"
+      ],
+      "demul/dc.zip": [
+        "6acea737ac7d2c17a4d817e7328897c85492e180"
+      ],
       "Other/demul/naomi.zip": [
         "c620aafa730c597bddb6dcc7ed32673c96783c6d"
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@@ -563748,6 +563782,15 @@
       ".variants/dc_nvmem.bin.5bfffcdb": [
         "2b5a72381c900b438910983f62efd1cbdbefa80d"
       ],
+      "Sega/Dreamcast/.variants/dcdev.zip.065b2357": [
+        "4325522368df5b40c204bbe9d53e681a49a138b7"
+      ],
+      "Dreamcast/.variants/dcdev.zip.065b2357": [
+        "4325522368df5b40c204bbe9d53e681a49a138b7"
+      ],
+      ".variants/dcdev.zip.065b2357": [
+        "4325522368df5b40c204bbe9d53e681a49a138b7"
+      ],
       "Sega/Dreamcast/.variants/f355bios.zip.62a0d456": [
         "62a0d456ff84664a4f631938d3991088bc122f1b"
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@@ -563899,10 +563942,10 @@
         "72c65f2a11ee7b72b77b9945187b7a332632e14a"
       ],
       "Sega/Dreamcast/dcdev.zip": [
-        "4325522368df5b40c204bbe9d53e681a49a138b7"
+        "bed3a7427ddd9a11358eabb74106e8a62493da12"
       ],
       "Dreamcast/dcdev.zip": [
-        "4325522368df5b40c204bbe9d53e681a49a138b7"
+        "bed3a7427ddd9a11358eabb74106e8a62493da12"
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       "Sega/Dreamcast/dcfish.zip": [
         "b19ef74970df5480c28e63fb0ba5d30b2134c09a"
diff --git a/install/batocera.json b/install/batocera.json
index 9be6ad0a9..c65ee929f 100644
--- a/install/batocera.json
+++ b/install/batocera.json
@@ -6,7 +6,7 @@
   "platform": "batocera",
   "display_name": "Batocera",
   "version": "43.1",
-  "generated": "2026-11-05T22:35:40Z",
+  "generated": "2026-11-05T22:39:43Z",
   "base_destination": "bios",
   "detect": [
     {
@@ -273,9 +273,9 @@
     }
   ],
   "total_files": 14723,
-  "total_size": 9903100740,
+  "total_size": 9913071157,
   "pack_files": 14725,
-  "pack_size": 9903100740,
+  "pack_size": 9913071157,
   "total_omitted": 426,
   "omitted_files": [
     {
@@ -181223,10 +181223,10 @@
     },
     {
       "dest": "dc.zip",
-      "sha1": "24e80cdf0695361ae8de7cceda29843e0474ecd0",
-      "sha256": "83f786e067425936e108529ac5391089d7a3bbf48ac138a58546bd860516c584",
-      "size": 1083674,
-      "repo_path": "bios/Sega/Dreamcast/dc.zip",
+      "sha1": "6acea737ac7d2c17a4d817e7328897c85492e180",
+      "sha256": "e144fce93abcfef5cfde593b22fd453db5201125abae212ae0c4be1f88186852",
+      "size": 11054091,
+      "repo_path": "bios/Other/demul/dc.zip",
       "cores": [
         "demul"
       ],
diff --git a/install/knulli.json b/install/knulli.json
index 029415c75..f88aff1e1 100644
--- a/install/knulli.json
+++ b/install/knulli.json
@@ -6,7 +6,7 @@
   "platform": "knulli",
   "display_name": "KNULLI",
   "version": "20260511",
-  "generated": "2026-11-05T22:35:40Z",
+  "generated": "2026-11-05T22:39:43Z",
   "base_destination": "bios",
   "detect": [
     {
@@ -30,9 +30,9 @@
   ],
   "standalone_copies": [],
   "total_files": 9598,
-  "total_size": 9727764223,
+  "total_size": 9737734640,
   "pack_files": 9600,
-  "pack_size": 9727764223,
+  "pack_size": 9737734640,
   "total_omitted": 425,
   "omitted_files": [
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@@ -114573,10 +114573,10 @@
     },
     {
       "dest": "dc.zip",
-      "sha1": "24e80cdf0695361ae8de7cceda29843e0474ecd0",
-      "sha256": "83f786e067425936e108529ac5391089d7a3bbf48ac138a58546bd860516c584",
-      "size": 1083674,
-      "repo_path": "bios/Sega/Dreamcast/dc.zip",
+      "sha1": "6acea737ac7d2c17a4d817e7328897c85492e180",
+      "sha256": "e144fce93abcfef5cfde593b22fd453db5201125abae212ae0c4be1f88186852",
+      "size": 11054091,
+      "repo_path": "bios/Other/demul/dc.zip",
       "cores": [
         "demul"
       ],
diff --git a/install/retrobat.json b/install/retrobat.json
index a89dfc5a8..1e95fc934 100644
--- a/install/retrobat.json
+++ b/install/retrobat.json
@@ -6,7 +6,7 @@
   "platform": "retrobat",
   "display_name": "RetroBat",
   "version": "8.3.1",
-  "generated": "2026-11-05T22:35:40Z",
+  "generated": "2026-11-05T22:39:43Z",
   "base_destination": "bios",
   "detect": [
     {
@@ -285,9 +285,9 @@
     }
   ],
   "total_files": 5561,
-  "total_size": 8549891130,
+  "total_size": 8559861547,
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-  "pack_size": 8549891130,
+  "pack_size": 8559861547,
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@@ -72871,10 +72871,10 @@
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