diff --git a/nixos/programs/gamer.nix b/nixos/programs/gamer.nix
index e1ddbec..ffd64c0 100644
--- a/nixos/programs/gamer.nix
+++ b/nixos/programs/gamer.nix
@@ -1,4 +1,4 @@
-{...}: {
+{pkgs, ...}: {
   allowUnfreePkgNames = [
     "steam"
     "steam-unwrapped"
@@ -27,4 +27,15 @@
     capSysNice = true;
   };
   programs.gamemode.enable = true;
+  nixpkgs.config.permittedInsecurePackages = [
+    "mbedtls-2.28.10"
+  ];
+  services.xserver.desktopManager.retroarch = {
+    enable = true;
+    package = pkgs.retroarch.withCores (cores:
+      with cores; [
+        bsnes
+        beetle-psx-hw
+      ]);
+  };
 }
diff --git a/nixos/programs/personal.nix b/nixos/programs/personal.nix
index 2a937b6..40f5cbd 100644
--- a/nixos/programs/personal.nix
+++ b/nixos/programs/personal.nix
@@ -1,4 +1,4 @@
-{...}: {
+{pkgs, ...}: {
   i18n.supportedLocales = [
     "eo/UTF-8"
     "en_GB.UTF-8/UTF-8"
@@ -9,4 +9,8 @@
       enable = true;
     };
   };
+  environment.systemPackages = with pkgs; [
+    warpinator
+  ];
+  networking.firewall.allowedTCPPorts = [42000 42001];
 }