diff --git a/flake.lock b/flake.lock
index ae48cbe..7eb85c0 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1,5 +1,27 @@
 {
   "nodes": {
+    "hjem": {
+      "inputs": {
+        "nix-darwin": "nix-darwin",
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "smfh": "smfh"
+      },
+      "locked": {
+        "lastModified": 1767318528,
+        "narHash": "sha256-I2zxtEafZbFbqXe71rjqwVeTDv8SIVLaSzQd39SwfwM=",
+        "owner": "feel-co",
+        "repo": "hjem",
+        "rev": "8539013044624a257e8da370069107aea148e985",
+        "type": "github"
+      },
+      "original": {
+        "owner": "feel-co",
+        "repo": "hjem",
+        "type": "github"
+      }
+    },
     "home-manager": {
       "inputs": {
         "nixpkgs": [
@@ -20,6 +42,27 @@
         "type": "github"
       }
     },
+    "nix-darwin": {
+      "inputs": {
+        "nixpkgs": [
+          "hjem",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1765065051,
+        "narHash": "sha256-b7W9WsvyMOkUScNxbzS45KEJp0iiqRPyJ1I3JBE+oEE=",
+        "owner": "nix-darwin",
+        "repo": "nix-darwin",
+        "rev": "7e22bf538aa3e0937effcb1cee73d5f1bcc26f79",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-darwin",
+        "repo": "nix-darwin",
+        "type": "github"
+      }
+    },
     "nix-flatpak": {
       "locked": {
         "lastModified": 1767983141,
@@ -54,10 +97,71 @@
     },
     "root": {
       "inputs": {
+        "hjem": "hjem",
         "home-manager": "home-manager",
         "nix-flatpak": "nix-flatpak",
         "nixpkgs": "nixpkgs"
       }
+    },
+    "rust-overlay": {
+      "inputs": {
+        "nixpkgs": [
+          "hjem",
+          "smfh",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1763347184,
+        "narHash": "sha256-6QH8hpCYJxifvyHEYg+Da0BotUn03BwLIvYo3JAxuqQ=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "08895cce80433978d5bfd668efa41c5e24578cbd",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
+    "smfh": {
+      "inputs": {
+        "nixpkgs": [
+          "hjem",
+          "nixpkgs"
+        ],
+        "rust-overlay": "rust-overlay",
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1763430012,
+        "narHash": "sha256-06G7pXUdpMnUqR0JWWvV7sA8oNGOZU1cSLqQS1GMf7Y=",
+        "owner": "feel-co",
+        "repo": "smfh",
+        "rev": "eddda76e3dd4c6deaea5f819f174fc16dbe70f90",
+        "type": "github"
+      },
+      "original": {
+        "owner": "feel-co",
+        "repo": "smfh",
+        "type": "github"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
     }
   },
   "root": "root",
diff --git a/flake.nix b/flake.nix
index 5d63828..ee9256f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -6,6 +6,8 @@
     home-manager.url = "github:nix-community/home-manager";
     home-manager.inputs.nixpkgs.follows = "nixpkgs";
     nix-flatpak.url = "github:gmodena/nix-flatpak/?ref=latest";
+    hjem.url = "github:feel-co/hjem";
+    hjem.inputs.nixpkgs.follows = "nixpkgs";
   };
 
   outputs =
@@ -33,12 +35,13 @@
         ++ commonModules;
       };
 
-#       pc
+      # pc
       nixosConfigurations.sandalphon = lib.nixosSystem {
         specialArgs = { inherit inputs; };
         modules = [
           ./hosts/sandalphon/hardware-configuration.nix
           ./hosts/sandalphon/configuration.nix
+          ./hosts/sandalphon/games.nix
         ]
         ++ commonModules;
       };
diff --git a/hosts/sandalphon/configuration.nix b/hosts/sandalphon/configuration.nix
index 581bb09..2ef3bdc 100644
--- a/hosts/sandalphon/configuration.nix
+++ b/hosts/sandalphon/configuration.nix
@@ -45,9 +45,6 @@ in
   };
 
   environment.systemPackages = with pkgs; [
-    prismlauncher # minecraft
-    waywall # mcsr
 
-    r2modman
   ];
 }
diff --git a/hosts/sandalphon/games.nix b/hosts/sandalphon/games.nix
new file mode 100644
index 0000000..bbcc47c
--- /dev/null
+++ b/hosts/sandalphon/games.nix
@@ -0,0 +1,25 @@
+{ pkgs, ... }:
+
+{
+  imports = [ ./mcsr ];
+
+  # hardware = {
+  #   xone.enable = true;
+  #   xpadneo.enable = true;
+  # };
+
+  environment.systemPackages = with pkgs; [
+    prismlauncher # minecraft
+    r2modman
+    # osu-lazer-bin
+  ];
+
+  programs = {
+    obs-studio = {
+      enable = true;
+      plugins = with pkgs.obs-studio-plugins; [
+        obs-pipewire-audio-capture
+      ];
+    };
+  };
+}
diff --git a/hosts/sandalphon/mcsr/default.nix b/hosts/sandalphon/mcsr/default.nix
new file mode 100644
index 0000000..ad60868
--- /dev/null
+++ b/hosts/sandalphon/mcsr/default.nix
@@ -0,0 +1,46 @@
+# credit to uku: https://git.uku3lig.net/uku/flake/src/branch/main/programs/mcsr
+{
+  lib,
+  pkgs,
+  config,
+  hjem,
+  ...
+}:
+
+let
+  ninjabrain-bot = pkgs.callPackage ./ninjabrain.nix { };
+  waywork = pkgs.callPackage ./waywork.nix { };
+  cfg = config.programs.waywall;
+in
+{
+  options = {
+    programs.waywall = {
+      width = lib.mkOption {
+        type = lib.types.int;
+        default = 1920;
+      };
+
+      height = lib.mkOption {
+        type = lib.types.int;
+        default = 1080;
+      };
+    };
+  };
+  
+  config = {
+    environment.systemPackages = [ pkgs.waywall ];
+    hjem.users.dea.files.".config/waywall/init.lua".text = ''
+      package.path = package.path .. ";${waywork}/?.lua"
+      local ninb_path = "${lib.getExe ninjabrain-bot}"
+      local resolution = { w = ${toString cfg.width}, h = ${toString cfg.height} }
+      local images = {
+        eye_overlay = "${./eye-overlay.png}",
+        thin = "${./yukata.jpg}",
+        wide = "${./yukata.jpg}",
+        tall = "${./yukata.jpg}",
+      }
+      -- end globals
+    ''
+    + builtins.readFile ./waywall.lua;
+  };
+}
diff --git a/hosts/sandalphon/mcsr/eye-overlay.png b/hosts/sandalphon/mcsr/eye-overlay.png
new file mode 100644
index 0000000..43547b0
Binary files /dev/null and b/hosts/sandalphon/mcsr/eye-overlay.png differ
diff --git a/hosts/sandalphon/mcsr/ninjabrain.nix b/hosts/sandalphon/mcsr/ninjabrain.nix
new file mode 100644
index 0000000..cfb94f6
--- /dev/null
+++ b/hosts/sandalphon/mcsr/ninjabrain.nix
@@ -0,0 +1,51 @@
+{
+  lib,
+  stdenvNoCC,
+  fetchurl,
+  libx11,
+  libxinerama,
+  libxkbcommon,
+  libxt,
+  makeWrapper,
+  temurin-bin-17,
+}:
+stdenvNoCC.mkDerivation (finalAttrs: {
+  pname = "ninjabrain-bot";
+  version = "1.5.1";
+
+  src = fetchurl {
+    url = "https://github.com/Ninjabrain1/Ninjabrain-Bot/releases/download/${finalAttrs.version}/Ninjabrain-Bot-${finalAttrs.version}.jar";
+    hash = "sha256-Rxu9A2EiTr69fLBUImRv+RLC2LmosawIDyDPIaRcrdw=";
+  };
+
+  nativeBuildInputs = [ makeWrapper ];
+
+  dontUnpack = true;
+
+  installPhase = ''
+    runHook preInstall
+
+    install -Dm644 $src $out/share/ninjabrain-bot/ninjabrain-bot.jar
+
+    makeWrapper ${lib.getExe temurin-bin-17} $out/bin/ninjabrain-bot \
+        --add-flags "-Dawt.useSystemAAFontSettings=on -jar $out/share/ninjabrain-bot/ninjabrain-bot.jar" \
+        --prefix LD_LIBRARY_PATH : ${
+          lib.makeLibraryPath [
+            libx11
+            libxinerama
+            libxkbcommon
+            libxt
+          ]
+        }
+
+    runHook postInstall
+  '';
+
+  meta = {
+    description = "Stronghold calculator for Minecraft speedrunning";
+    homepage = "https://github.com/Ninjabrain1/Ninjabrain-Bot";
+    license = lib.licenses.mit;
+    platforms = lib.platforms.linux;
+    mainProgram = "ninjabrain-bot";
+  };
+})
diff --git a/hosts/sandalphon/mcsr/waywall.lua b/hosts/sandalphon/mcsr/waywall.lua
new file mode 100644
index 0000000..a008826
--- /dev/null
+++ b/hosts/sandalphon/mcsr/waywall.lua
@@ -0,0 +1,152 @@
+local waywall = require("waywall")
+local helpers = require("waywall.helpers")
+
+local Scene = require("waywork.scene")
+local Modes = require("waywork.modes")
+local Keys = require("waywork.keys")
+local Processes = require("waywork.processes")
+
+local scene = Scene.SceneManager.new(waywall)
+local ModeManager = Modes.ModeManager.new(waywall)
+
+-- resolution is a magic global
+local thin_w = resolution.h * 0.28
+local tall_w = 384
+local tall_h = 16384
+
+local e_src_scale = thin_w < 640 and 1 or 2
+local e_scale = 10
+local e_w = 49 * e_src_scale
+local e_h = 9 * e_src_scale
+
+local eye_w = (resolution.w - tall_w) / 2
+local eye_h = (resolution.h * eye_w) / resolution.w
+local eye_dst = { x = 0, y = (resolution.h - eye_h) / 2, w = eye_w, h = eye_h }
+local mc_eye_w = 60
+local mc_eye_h = 580
+local mc_eye_x = (tall_w - mc_eye_w) / 2
+local mc_eye_y = (tall_h - mc_eye_h) / 2
+
+-- https://arjuncgore.github.io/waywall-boat-eye-calc/
+-- https://github.com/Esensats/mcsr-calcsens
+local normal_sens = 13.117018998967824
+local tall_sens = 0.88486625532087
+
+for _, name in ipairs({ "wide", "thin", "tall" }) do
+	scene:register(name .. "_bg", {
+		kind = "image",
+		path = images[name],
+		options = {
+			dst = { x = 0, y = 0, w = resolution.w, h = resolution.h },
+			depth = -1,
+		},
+		groups = { name },
+	})
+end
+
+local left_middle = (resolution.w - thin_w) / 4
+scene:register("e_counter", {
+	kind = "mirror",
+	options = {
+		src = { x = 1 * e_src_scale, y = 37 * e_src_scale, w = e_w, h = e_h },
+		dst = { x = left_middle - (e_w * e_scale / 2), y = resolution.h / 10.8, w = e_w * e_scale, h = e_h * e_scale },
+		depth = 0,
+	},
+	groups = { "thin" },
+})
+
+scene:register("eye_measure", {
+	kind = "mirror",
+	options = {
+		src = { x = mc_eye_x, y = mc_eye_y, w = mc_eye_w, h = mc_eye_h },
+		dst = eye_dst,
+		depth = 0,
+	},
+	groups = { "tall" },
+})
+
+scene:register("eye_overlay", {
+	kind = "image",
+	path = images.eye_overlay,
+	options = { dst = eye_dst, depth = 1 },
+	groups = { "tall" },
+})
+
+function mode_guard()
+	return not waywall.get_key("F3") and waywall.state().screen == "inworld" and waywall.state().inworld == "unpaused"
+end
+
+ModeManager:define("thin", {
+	width = thin_w,
+	height = resolution.h,
+	on_enter = function()
+		scene:enable_group("thin", true)
+	end,
+	on_exit = function()
+		scene:enable_group("thin", false)
+	end,
+	toggle_guard = mode_guard,
+})
+
+ModeManager:define("wide", {
+	width = resolution.w,
+	height = resolution.h / 3.6,
+	on_enter = function()
+		scene:enable_group("wide", true)
+	end,
+	on_exit = function()
+		scene:enable_group("wide", false)
+	end,
+	toggle_guard = mode_guard,
+})
+
+ModeManager:define("tall", {
+	width = tall_w,
+	height = tall_h,
+	on_enter = function()
+		scene:enable_group("tall", true)
+		waywall.set_sensitivity(tall_sens)
+	end,
+	on_exit = function()
+		scene:enable_group("tall", false)
+		waywall.set_sensitivity(0)
+	end,
+	toggle_guard = mode_guard,
+})
+
+local ensure_ninjabrain = Processes.ensure_application(waywall, ninb_path)("ninjabrain.*\\.jar")
+waywall.listen("load", ensure_ninjabrain)
+
+local config = {
+	input = {
+		layout = "fr",
+		repeat_rate = 40,
+		repeat_delay = 300,
+
+		sensitivity = normal_sens,
+		confine_pointer = false,
+	},
+	theme = {
+		background = "#303030ff",
+		-- https://github.com/Smithay/smithay/issues/1894
+		ninb_anchor = "top",
+	},
+	actions = Keys.actions({
+		["Ctrl-Super-F"] = waywall.toggle_fullscreen,
+		["*-N"] = function()
+			return ModeManager:toggle("thin")
+		end,
+		["*-P"] = function()
+			return ModeManager:toggle("tall")
+		end,
+		["*-G"] = function()
+			return ModeManager:toggle("wide")
+		end,
+		["Ctrl-Shift-M"] = function()
+			ensure_ninjabrain()
+			helpers.toggle_floating()
+		end,
+	}),
+}
+
+return config
diff --git a/hosts/sandalphon/mcsr/waywork.nix b/hosts/sandalphon/mcsr/waywork.nix
new file mode 100644
index 0000000..6daa62b
--- /dev/null
+++ b/hosts/sandalphon/mcsr/waywork.nix
@@ -0,0 +1,24 @@
+{ stdenvNoCC, fetchFromGitHub }:
+stdenvNoCC.mkDerivation {
+  pname = "waywork";
+  version = "0-unstable-2025-11-29";
+
+  src = fetchFromGitHub {
+    owner = "Esensats";
+    repo = "waywork";
+    rev = "60ab89dfe32d894845a759a08cebd3d710262bcb";
+    hash = "sha256-XF+FgnLRnn0MydVN3Qthg/CwC8p5+8jo0QhlpPpaWMc=";
+  };
+
+  dontBuild = true;
+  dontCheck = true;
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out/waywork
+    cp *.lua $out/waywork
+
+    runHook postInstall
+  '';
+}
diff --git a/hosts/sandalphon/mcsr/yukata.jpg b/hosts/sandalphon/mcsr/yukata.jpg
new file mode 100755
index 0000000..a8f7aab
Binary files /dev/null and b/hosts/sandalphon/mcsr/yukata.jpg differ