diff --git a/flake.nix b/flake.nix
index abf62d8..d25ef6c 100644
--- a/flake.nix
+++ b/flake.nix
@@ -121,6 +121,7 @@
             ./modules/graphical/stylix.nix
             nixos-cosmic.nixosModules.default
             ./modules/graphical/cosmic.nix
+            ({ outputs, ... }: { stylix.image = ./tsukasa.jpg; })
           ];
           specialArgs = specialArgs // { inherit inputs outputs; };
         };
diff --git a/modules/kernel-testing.nix b/modules/kernel-testing.nix
new file mode 100644
index 0000000..c1a56d1
--- /dev/null
+++ b/modules/kernel-testing.nix
@@ -0,0 +1,88 @@
+{ pkgs, config, ... }:
+let
+  #amdgpu_module_pkg =
+  #    { pkgs, lib, fetchurl, kernel ? pkgs.linuxPackages_latest.kernel, ... }:
+  #
+  #    pkgs.stdenv.mkDerivation {
+  #      pname = "amdgpu-kernel-module";
+  #      inherit (kernel) version postPatch nativeBuildInputs;
+  #      src = fetchurl {
+  #        url =
+  #          "https://gitlab.freedesktop.org/agd5f/linux/-/archive/amd-drm-next-6.15-2025-03-14/linux-amd-drm-next-6.15-2025-03-14.tar.gz";
+  #        # After the first build attempt, look for "hash mismatch" and then 2 lines below at the "got:" line.
+  #        # Use "sha256-....." value here.
+  #        hash = "sha256-/9EvJNBSKteXljrZzmaQkbZ7o4etCe0yFM3JJg/jD7o=";
+  #      };
+  #
+  #      kernel_dev = kernel.dev;
+  #      kernelVersion = kernel.modDirVersion;
+  #
+  #      modulePath = "drivers/gpu/drm/amd/amdgpu";
+  #
+  #      buildPhase = ''
+  #        BUILT_KERNEL=$kernel_dev/lib/modules/$kernelVersion/build
+  #
+  #        cp $BUILT_KERNEL/Module.symvers .
+  #        cp $BUILT_KERNEL/.config        .
+  #        cp $kernel_dev/vmlinux          .
+  #
+  #        make "-j$NIX_BUILD_CORES" modules_prepare
+  #        make "-j$NIX_BUILD_CORES" M=$modulePath modules
+  #      '';
+  #
+  #      installPhase = ''
+  #        make \
+  #          INSTALL_MOD_PATH="$out" \
+  #          XZ="xz -T$NIX_BUILD_CORES" \
+  #          M="$modulePath" \
+  #          modules_install
+  #      '';
+  #
+  #      meta = {
+  #        description = "AMD GPU kernel module";
+  #        license = lib.licenses.gpl3;
+  #      };
+  #    };
+  #  amdgpu_module = pkgs.callPackage amdgpu_module_pkg {
+  #    kernel = config.boot.kernelPackages.kernel;
+  #  };
+
+in
+{
+  #boot.extraModulePackages = [ amdgpu_module ];
+  #boot.kernelPackages = pkgs.linuxPackages_latest;
+  #boot.kernelPackages = pkgs.linuxPackages_testing;
+  #boot.kernelPackages = pkgs.linuxPackagesFor (pkgs.linux_6_13.override {
+  #  argsOverride = rec {
+  #    src = pkgs.fetchurl {
+  #      url = "mirror://kernel/linux/kernel/v6.x/linux-${version}.tar.xz";
+  #      sha256 = "07c08x68fgcsgriss5z8w427h69y52s887vas91jzb5p70hbcf9s";
+  #    };
+  #    version = "6.13.7";
+  #    modDirVersion = "6.13.7";
+  #  };
+  #});
+
+  boot.kernelPackages =
+    let
+      amd_drm_next_pkg = { fetchurl, buildLinux, ... }@args:
+
+        buildLinux (args // rec {
+          version = "6.14.0-rc4";
+          modDirVersion = version;
+
+          src = fetchurl {
+            url =
+              "https://gitlab.freedesktop.org/agd5f/linux/-/archive/amd-drm-next-6.15-2025-03-14/linux-amd-drm-next-6.15-2025-03-14.tar.gz";
+            # After the first build attempt, look for "hash mismatch" and then 2 lines below at the "got:" line.
+            # Use "sha256-....." value here.
+            hash = "sha256-/9EvJNBSKteXljrZzmaQkbZ7o4etCe0yFM3JJg/jD7o=";
+          };
+          kernelPatches = [ ];
+
+          extraMeta.branch = "6.14.0-rc4";
+        } // (args.argsOverride or { }));
+      linux_amd_drm_next = pkgs.callPackage amd_drm_next_pkg { };
+    in
+    pkgs.recurseIntoAttrs (pkgs.linuxPackagesFor linux_amd_drm_next);
+}
diff --git a/modules/kernel.nix b/modules/kernel.nix
index c1a56d1..9ec702f 100644
--- a/modules/kernel.nix
+++ b/modules/kernel.nix
@@ -1,88 +1,4 @@
 { pkgs, config, ... }:
-let
-  #amdgpu_module_pkg =
-  #    { pkgs, lib, fetchurl, kernel ? pkgs.linuxPackages_latest.kernel, ... }:
-  #
-  #    pkgs.stdenv.mkDerivation {
-  #      pname = "amdgpu-kernel-module";
-  #      inherit (kernel) version postPatch nativeBuildInputs;
-  #      src = fetchurl {
-  #        url =
-  #          "https://gitlab.freedesktop.org/agd5f/linux/-/archive/amd-drm-next-6.15-2025-03-14/linux-amd-drm-next-6.15-2025-03-14.tar.gz";
-  #        # After the first build attempt, look for "hash mismatch" and then 2 lines below at the "got:" line.
-  #        # Use "sha256-....." value here.
-  #        hash = "sha256-/9EvJNBSKteXljrZzmaQkbZ7o4etCe0yFM3JJg/jD7o=";
-  #      };
-  #
-  #      kernel_dev = kernel.dev;
-  #      kernelVersion = kernel.modDirVersion;
-  #
-  #      modulePath = "drivers/gpu/drm/amd/amdgpu";
-  #
-  #      buildPhase = ''
-  #        BUILT_KERNEL=$kernel_dev/lib/modules/$kernelVersion/build
-  #
-  #        cp $BUILT_KERNEL/Module.symvers .
-  #        cp $BUILT_KERNEL/.config        .
-  #        cp $kernel_dev/vmlinux          .
-  #
-  #        make "-j$NIX_BUILD_CORES" modules_prepare
-  #        make "-j$NIX_BUILD_CORES" M=$modulePath modules
-  #      '';
-  #
-  #      installPhase = ''
-  #        make \
-  #          INSTALL_MOD_PATH="$out" \
-  #          XZ="xz -T$NIX_BUILD_CORES" \
-  #          M="$modulePath" \
-  #          modules_install
-  #      '';
-  #
-  #      meta = {
-  #        description = "AMD GPU kernel module";
-  #        license = lib.licenses.gpl3;
-  #      };
-  #    };
-  #  amdgpu_module = pkgs.callPackage amdgpu_module_pkg {
-  #    kernel = config.boot.kernelPackages.kernel;
-  #  };
-
-in
 {
-  #boot.extraModulePackages = [ amdgpu_module ];
-  #boot.kernelPackages = pkgs.linuxPackages_latest;
-  #boot.kernelPackages = pkgs.linuxPackages_testing;
-  #boot.kernelPackages = pkgs.linuxPackagesFor (pkgs.linux_6_13.override {
-  #  argsOverride = rec {
-  #    src = pkgs.fetchurl {
-  #      url = "mirror://kernel/linux/kernel/v6.x/linux-${version}.tar.xz";
-  #      sha256 = "07c08x68fgcsgriss5z8w427h69y52s887vas91jzb5p70hbcf9s";
-  #    };
-  #    version = "6.13.7";
-  #    modDirVersion = "6.13.7";
-  #  };
-  #});
-
-  boot.kernelPackages =
-    let
-      amd_drm_next_pkg = { fetchurl, buildLinux, ... }@args:
-
-        buildLinux (args // rec {
-          version = "6.14.0-rc4";
-          modDirVersion = version;
-
-          src = fetchurl {
-            url =
-              "https://gitlab.freedesktop.org/agd5f/linux/-/archive/amd-drm-next-6.15-2025-03-14/linux-amd-drm-next-6.15-2025-03-14.tar.gz";
-            # After the first build attempt, look for "hash mismatch" and then 2 lines below at the "got:" line.
-            # Use "sha256-....." value here.
-            hash = "sha256-/9EvJNBSKteXljrZzmaQkbZ7o4etCe0yFM3JJg/jD7o=";
-          };
-          kernelPatches = [ ];
-
-          extraMeta.branch = "6.14.0-rc4";
-        } // (args.argsOverride or { }));
-      linux_amd_drm_next = pkgs.callPackage amd_drm_next_pkg { };
-    in
-    pkgs.recurseIntoAttrs (pkgs.linuxPackagesFor linux_amd_drm_next);
+  boot.kernelPackages = pkgs.linuxPackages_latest;
 }
diff --git a/modules/services/kavita.nix b/modules/services/kavita.nix
index 00917b0..71ae1a2 100644
--- a/modules/services/kavita.nix
+++ b/modules/services/kavita.nix
@@ -119,6 +119,7 @@ in {
             ${mangal} inline -S Manganato --query "Parallel_City" --manga first --download
             ${mangal} inline -S Manganato --query "Existence" --manga first --download
             ${mangal} inline -S Mangapill --query "Call_of_the_Night" --manga first --download
+            ${mangal} inline -S AsuraScans --query "The_tutorial" --manga first --download
           '';
           serviceConfig = {
             PrivateTmp = true;
diff --git a/systems/pc/configuration.nix b/systems/pc/configuration.nix
index 88e846d..e1abc3d 100644
--- a/systems/pc/configuration.nix
+++ b/systems/pc/configuration.nix
@@ -9,7 +9,7 @@
     ../../modules/flatpak.nix
     ../../modules/gpg.nix
     #../../modules/xanmod-kernel.nix
-    ../../modules/kernel.nix
+    ../../modules/kernel-testing.nix
     ../../modules/services/syncthing.nix
     ../../modules/support/ntfs.nix
     ../../modules/fh/writing.nix