diff --git a/modules/home/steam.nix b/modules/home/steam.nix
index 4dcb71f..e92197e 100644
--- a/modules/home/steam.nix
+++ b/modules/home/steam.nix
@@ -7,6 +7,10 @@ in {
   };
 
   config = lib.mkIf cfg.enable {
+    # Steam is quite buggy and doesn't play too nicely with Impermanence:
+    #  1. We must use symlinks, rather than bind-mounts.
+    #  2. The symlinks *must not be present* during Steam's first launch
+    #     (i.e. when it installs itself).  Horrible bugs ensue.
     sydnix.impermanence.directories = [
       # Steam has a number of mysterious issues when its state directories are
       # symlinks.  Most bizarrely, I've experienced complementory issues;
@@ -14,6 +18,7 @@ in {
       # symlinks.  Thanks, Valve!
       #
       # https://github.com/ValveSoftware/steam-for-linux/issues/10552
+      # https://github.com/nix-community/impermanence/issues/165
       { directory = ".local/share/Steam"; method = "symlink"; }
       { directory = ".steam"; method = "symlink"; }
     ];
diff --git a/modules/home/tf2.nix b/modules/home/tf2.nix
new file mode 100644
index 0000000..4649403
--- /dev/null
+++ b/modules/home/tf2.nix
@@ -0,0 +1,24 @@
+{ config, lib, pkgs, ... }:
+
+let cfg = config.tf2;
+in {
+  options.tf2 = {
+    enable = lib.mkEnableOption "Team Fortress 2 configuration";
+    packages = lib.mkOption {
+      type = lib.types.listOf lib.types.package;
+      default = [];
+    };
+  };
+
+  config = lib.mkIf cfg.enable
+    (let gameDir = ".local/share/Steam/steamapps/common/Team Fortress 2";
+    in {
+      home.file."tf" = {
+        recursive = true;
+        source = pkgs.symlinkJoin {
+          name = "tf2-files";
+          paths = cfg.packages;
+        };
+      };
+    });
+}
diff --git a/modules/home/tf2/packages.nix b/modules/home/tf2/packages.nix
new file mode 100644
index 0000000..76a7585
--- /dev/null
+++ b/modules/home/tf2/packages.nix
@@ -0,0 +1,99 @@
+{ lib
+, runCommand
+, fetchFromGitHub
+, fetchurl
+, fetchzip
+, ... }:
+
+let
+  mkTf2Package =
+    { pname
+    , version ? null
+    , cfg ? []
+    , custom ? []
+    , env ? {}
+    }@args:
+    let name = "${pname}${lib.optionalString (version != null) "-${version}"}";
+    in runCommand name env ''
+      ${lib.toShellVar "cfgs" cfg}
+      ${lib.toShellVar "customs" custom}
+      set -xe
+      mkdir -p $out/cfg $out/custom
+
+      for i in "''${cfgs[@]}"; do
+        ln -s "$i" "$out/cfg/$(basename "$i")"
+      done
+
+      for i in "''${customs[@]}"; do
+        ln -s "$i" "$out/custom/$(basename "$i")"
+      done
+    '';
+
+  mkCfg = name: body:
+    runCommand name {} ''
+      ${lib.toShellVar "name" name}
+      mkdir -p $out/cfg "$(dirname "$out/cfg/$name")"
+      tee "$out/cfg/$name.cfg" << SUPER_UNIQUE_EOF
+      // Generated by tf2.nix
+
+      ${body}
+      SUPER_UNIQUE_EOF
+    '';
+
+  mkTf2PackageFromDir = path:
+    runCommand "tf2-dir" {} ''
+      cp -r "${path}" $out
+    '';
+
+  fetchFromGameBanana =
+    { id
+    , hash
+    }:
+    fetchzip {
+      url = "https://gamebanana.com/dl/${id}";
+      extension = "zip";
+      inherit hash;
+    };
+
+  mastercomfig = import ./packages/mastercomfig.nix {
+    inherit mkTf2Package;
+    inherit fetchurl;
+  };
+in {
+  inherit mkTf2Package mastercomfig mkCfg mkTf2PackageFromDir;
+
+  huds.deerhud = mkTf2Package {
+    pname = "deerhud";
+    version = "78a24ef";
+    custom = [
+      (fetchFromGitHub {
+        name = "deerhud";
+        owner = "DeerUwU";
+        repo = "deerhud-tf2";
+        rev = "78a24effbc66bc78b4bb557228eaa0195db3270c";
+        hash = "sha256-uwKRilkEPHk1snjH/n9u32dMXr3cXjYN06cfthpZe7g=";
+      })
+    ];
+  };
+
+  loadouts-script = mkTf2Package rec {
+    pname = "tf2-loadouts-script";
+    version = "3.1";
+    custom = [
+      (fetchurl {
+        url = "https://github.com/jooonior/tf2-loadouts-script/releases/download/v${version}/loadouts.vpk";
+        hash = "sha256-qMDQe/lLZz5YdH6kvG7vNKHUxPvId4AMqu/hFqr/Sd8=";
+      })
+    ];
+  };
+
+  improved-crosshairs = mkTf2Package {
+    pname = "improved-crosshairs";
+    custom = [
+      (fetchFromGameBanana {
+        id = "1047153";
+        hash = "sha256-ULcSfxuiGY1YCE1zQ693183F7ZRC11tYhvDMJKyzL1A=";
+      })
+    ];
+  };
+}
diff --git a/modules/home/tf2/packages/mastercomfig.nix b/modules/home/tf2/packages/mastercomfig.nix
new file mode 100644
index 0000000..0aad377
--- /dev/null
+++ b/modules/home/tf2/packages/mastercomfig.nix
@@ -0,0 +1,116 @@
+{ fetchurl
+, mkTf2Package
+}:
+
+let
+  mastercomfigVersion = "9.10.3";
+
+  releasesUrl = version:
+    "https://github.com/mastercomfig/mastercomfig/releases/download/${version}";
+
+  fetchMastercomfig = { version, file, hash ? "" }:
+    fetchurl {
+      url = "${releasesUrl version}/${file}";
+      inherit hash;
+    };
+
+  mkMastercomfig =
+    type:
+    { name
+    , hash
+    , file ? "mastercomfig-${name}-${type}.vpk"
+    , version ? mastercomfigVersion
+    }:
+    mkTf2Package {
+      pname = "mastercomfig-${name}-${type}";
+      inherit version;
+      custom = [
+        (fetchMastercomfig {
+          inherit version file hash;
+        })
+      ];
+    };
+
+  mkMastercomfigAddon = mkMastercomfig "addon";
+  mkMastercomfigPreset = mkMastercomfig "preset";
+in {
+  addons.disable-pyroland = mkMastercomfigAddon {
+    name = "disable-pyroland";
+    hash = "sha256-cEFaXSXwlHwm7BnkSLmG4vAPYhL1O0XwNG0UpTnDFY8=";
+  };
+
+  addons.flat-mouse = mkMastercomfigAddon {
+    name = "flat-mouse";
+    hash = "sha256-v2Url+m8dzXIrs8mz5VZWRqwqSSaxyH7t2vDvT10cdg=";
+  };
+
+  presets.high = mkMastercomfigPreset {
+    name = "high";
+    hash = "sha256-704aEg1Gyl5vI6Y6VTmlUEiP70PjrF6/VlxsrkkepWs=";
+  };
+
+  presets.low = mkMastercomfigPreset {
+    name = "low";
+    hash = "sha256-CpIbjy1dzNCEa583DthygkIQ5aq7Wp2QOJGANC2IGNs=";
+  };
+
+  addons.lowmem = mkMastercomfigAddon {
+    name = "lowmem";
+    hash = "sha256-21iyJ4Zg+p5qES05FP2fMO7/p3YrrIkNp2GM2oEjT4E=";
+  };
+
+  presets.medium-high = mkMastercomfigPreset {
+    name = "medium-high";
+    hash = "sha256-pS1KcFxxB/oT9DcopZyu77nr4td6x2mDrEFVNOPmtws=";
+  };
+
+  presets.medium-low = mkMastercomfigPreset {
+    name = "medium-low";
+    hash = "sha256-P9Zk9IZVpX1hkAcdpNvKfzP2P+TDPNRwwv4I8uM+WU4=";
+  };
+
+  presets.medium = mkMastercomfigPreset {
+    name = "medium";
+    hash = "sha256-yEcxPkU/0vJn7vy3n2ViYdTCBV3O9gX57fMQQZYlm3I=";
+  };
+
+  addons.no-footsteps = mkMastercomfigAddon {
+    name = "no-footsteps";
+    hash = "sha256-7WIWwV2PnwRM79I7vOdfRggQi/NUS+6GHkAAyo8ap2I=";
+  };
+
+  addons.no-soundscapes = mkMastercomfigAddon {
+    name = "no-soundscapes";
+    hash = "sha256-Qp7QW9zZXpX7zrK+Fmpf428lU7Mc86sMn6+5Syhnxz0=";
+  };
+
+  addons.no-tutorial = mkMastercomfigAddon {
+    name = "no-tutorial";
+    hash = "sha256-sA3kN2iNe5bwh+954ef+sV0hjMdMZLs6IPgsHDi5oXE=";
+  };
+
+  presets.none = mkMastercomfigPreset {
+    name = "none";
+    hash = "sha256-FQ8o4fxUkIAqlFPZPULScwDBaQjc88NiO579IaFTikA=";
+  };
+
+  addons.null-canceling-movement = mkMastercomfigAddon {
+    name = "null-canceling-movement";
+    hash = "sha256-B3pHn80lMRN4q5hF/JSAdzDLTnyh7MNbYzMURrYmXxU=";
+  };
+
+  addons.transparent-viewmodels = mkMastercomfigAddon {
+    name = "transparent-viewmodels";
+    hash = "sha256-nsUBSsGHXM+xwecixZvhisbifLqkqSyF7kIkJFmq6ow=";
+  };
+
+  presets.ultra = mkMastercomfigPreset {
+    name = "ultra";
+    hash = "sha256-VfSFxRuZtYLuNrtX6X7BEMtL6wMbFyela7zbmZurlCw=";
+  };
+
+  presets.very-low = mkMastercomfigPreset {
+    name = "very-low";
+    hash = "sha256-faGnju5aPovl++kAh2HNkkroUoMz9/Fx6kSgb3IBRfg=";
+  };
+}
diff --git a/modules/home/users/crumb/emacs/modules/syd-lang.el b/modules/home/users/crumb/emacs/modules/syd-lang.el
index 5ee184c..da49460 100644
--- a/modules/home/users/crumb/emacs/modules/syd-lang.el
+++ b/modules/home/users/crumb/emacs/modules/syd-lang.el
@@ -10,4 +10,6 @@
 (require 'syd-lang-sql)
 (require 'syd-lang-idris2)
 
+(use-package tf2-conf-mode)
+
 (provide 'syd-lang)
diff --git a/modules/home/users/crumb/tf2.nix b/modules/home/users/crumb/tf2.nix
new file mode 100644
index 0000000..fa774c9
--- /dev/null
+++ b/modules/home/users/crumb/tf2.nix
@@ -0,0 +1,30 @@
+{ config, lib, pkgs, ... }:
+
+# Launch options: -novid -nojoy -nosteamcontroller -nohltv -particles 1 -precachefontchars -noquicktime -console -windowed -noborder
+
+let cfg = config.sydnix.users.crumb.tf2;
+in {
+  options.sydnix.users.crumb.tf2 = {
+    enable = lib.mkEnableOption "Madeleine's Team Fortress 2 config";
+  };
+
+  config = lib.mkIf cfg.enable
+    (let
+      tf2pkgs = pkgs.callPackage ../../tf2/packages.nix {};
+    in {
+      tf2 = {
+        enable = true;
+        packages = with tf2pkgs; [
+          mastercomfig.presets.medium-low
+          mastercomfig.addons.flat-mouse
+          mastercomfig.addons.no-tutorial
+          mastercomfig.addons.null-canceling-movement
+          improved-crosshairs
+          loadouts-script
+          huds.deerhud
+          (tf2pkgs.mkTf2PackageFromDir ./tf2/my-config)
+          (tf2pkgs.mkTf2PackageFromDir ./tf2/quake-hitsounds)
+        ];
+      };
+    });
+}
diff --git a/modules/home/users/crumb/tf2/my-config/cfg/overrides/autoexec.cfg b/modules/home/users/crumb/tf2/my-config/cfg/overrides/autoexec.cfg
new file mode 100644
index 0000000..0548c02
--- /dev/null
+++ b/modules/home/users/crumb/tf2/my-config/cfg/overrides/autoexec.cfg
@@ -0,0 +1,5 @@
+exec loadouts/load
+
+exec overrides/binds.cfg
+exec overrides/settings.cfg
+
diff --git a/modules/home/users/crumb/tf2/my-config/cfg/overrides/binds.cfg b/modules/home/users/crumb/tf2/my-config/cfg/overrides/binds.cfg
new file mode 100644
index 0000000..a0825f2
--- /dev/null
+++ b/modules/home/users/crumb/tf2/my-config/cfg/overrides/binds.cfg
@@ -0,0 +1,106 @@
+unbindall
+
+bind f5 loadouts.A
+bind f6 loadouts.B
+bind f7 loadouts.C
+bind f8 loadouts.D
+
+bind alt loadouts.resup
+
+// Quick-switch
+alias +melee "slot3"
+alias -melee "slot1"
+bind mouse4 +melee
+
+alias +secondary "slot2"
+alias -secondary "slot1"
+bind mouse5 +secondary
+
+// bhop
+bind "mwheelup" "+jump"
+bind "mwheeldown" "+jump"
+
+// q/e scroll
+bind q invprev
+bind e invnext
+
+// chat
+bind "t" "say"
+bind "y" "say_team"
+bind "p" "say_party"
+bind "v" "+voicerecord"
+
+// use null-movement script included w/ mastercomfig
+bind w +mf
+bind a +ml
+bind s +mb
+bind d +mr
+
+// Class keypad
+bind kp_end        "join_class scout"
+bind kp_downarrow  "join_class soldier"
+bind kp_pgdn       "join_class pyro"
+bind kp_leftarrow  "join_class demoman"
+bind kp_5          "join_class heavyweapons"
+bind kp_rightarrow "join_class engineer"
+bind kp_home       "join_class medic"
+bind kp_uparrow    "join_class sniper"
+bind kp_pgup       "join_class spy"
+
+// Crouch-jump
+alias +cj "+duck; +jump"
+alias -cj "-duck; -jump"
+bind space +cj
+
+bind "0" "slot10"
+bind "1" "slot1"
+bind "2" "slot2"
+bind "3" "slot3"
+bind "4" "slot4"
+bind "5" "slot5"
+bind "6" "slot6"
+bind "7" "slot7"
+bind "8" "slot8"
+bind "9" "slot9"
+bind "b" "scrapped"
+bind "c" "voice_menu_3"
+bind "f" "+inspect"
+bind "g" "+taunt"
+bind "h" "+quickswitch"
+bind "i" "showmapinfo"
+bind "j" "cl_trigger_first_notification"
+bind "k" "cl_decline_first_notification"
+bind "l" "dropitem"
+bind "m" "open_charinfo_direct"
+bind "n" "open_charinfo_backpack"
+bind "o" "+attack3"
+bind "r" "+reload"
+bind "u" "kill"
+bind "v" "+use_action_slot_item"
+bind "x" "voice_menu_2"
+bind "z" "voice_menu_1"
+bind "[" "callvote"
+bind "]" "toggle r_drawviewmodel"
+bind "'" "+moveup"
+bind "`" "toggleconsole"
+bind "," "changeclass"
+bind "." "changeteam"
+bind "/" "+movedown"
+bind "\" "save_replay"
+bind "-" "abuse_report_queue"
+bind "SPACE" "+jump"
+bind "TAB" "+showscores"
+bind "ESCAPE" "cancelselect"
+bind "INS" "show_quest_log"
+bind "END" "centerview"
+bind "PAUSE" "pause"
+bind "SHIFT" "+duck"
+bind "RSHIFT" "disguiseteam"
+bind "F3" "show_matchmaking"
+bind "F10" "quit prompt"
+bind "F11" "vr_reset_home_pos"
+bind "F12" "replay_togglereplaytips"
+bind "MOUSE1" "+attack"
+bind "MOUSE2" "+attack2"
+bind "MOUSE3" "+qsr_slot3_1"
+
diff --git a/modules/home/users/crumb/tf2/my-config/cfg/overrides/demoman.cfg b/modules/home/users/crumb/tf2/my-config/cfg/overrides/demoman.cfg
new file mode 100644
index 0000000..da8fc3d
--- /dev/null
+++ b/modules/home/users/crumb/tf2/my-config/cfg/overrides/demoman.cfg
@@ -0,0 +1,8 @@
+exec overrides/binds
+bind space +jump
+
+alias +secondary "slot1"
+alias -secondary "slot2"
+
+loadouts.demoman
+
diff --git a/modules/home/users/crumb/tf2/my-config/cfg/overrides/engineer.cfg b/modules/home/users/crumb/tf2/my-config/cfg/overrides/engineer.cfg
new file mode 100644
index 0000000..6ec220d
--- /dev/null
+++ b/modules/home/users/crumb/tf2/my-config/cfg/overrides/engineer.cfg
@@ -0,0 +1,14 @@
+exec overrides/binds.cfg
+
+alias sentry "destroy 2 0; build 2 0;"
+alias dispenser "destroy 0 0; build 0 0;"
+alias tp_entrance "destroy 1 0; build 1 0;"
+alias tp_exit "destroy 1 1; build 1 1;"
+
+bind 4 dispenser
+bind mouse3 sentry
+bind 5 tp_entrance
+bind 6 tp_exit
+
+loadouts.engineer
+
diff --git a/modules/home/users/crumb/tf2/my-config/cfg/overrides/heavyweapons.cfg b/modules/home/users/crumb/tf2/my-config/cfg/overrides/heavyweapons.cfg
new file mode 100644
index 0000000..ac38ea1
--- /dev/null
+++ b/modules/home/users/crumb/tf2/my-config/cfg/overrides/heavyweapons.cfg
@@ -0,0 +1,2 @@
+exec overrides/binds.cfg
+loadouts.heavyweapons
diff --git a/modules/home/users/crumb/tf2/my-config/cfg/overrides/medic.cfg b/modules/home/users/crumb/tf2/my-config/cfg/overrides/medic.cfg
new file mode 100644
index 0000000..ef4f481
--- /dev/null
+++ b/modules/home/users/crumb/tf2/my-config/cfg/overrides/medic.cfg
@@ -0,0 +1,34 @@
+exec overrides/binds
+
+alias s1 "slot1; viewmodel_fov 70"
+alias s2 "slot2; viewmodel_fov 0"
+alias s3 "slot3; viewmodel_fov 70"
+
+bind 1 s1
+bind 2 s2
+bind 3 s3
+
+alias +uber "s2; +attack2; dropitem; say_team !!! bleaaaat we üsed !!!"
+alias -uber "-attack2"
+bind mouse2 +uber
+
+alias mask "voicemenu 0 1; say_team !!! masking (98%) !!!"
+bind q mask
+
+alias fake "voicemenu 1 7; say_team !!! faking . i love lying !!!"
+bind b fake
+
+// medic radar
+hud_medicautocallers 1
+alias autocall_default "hud_medicautocallersthreshold 60"
+alias autocall_all     "hud_medicautocallersthreshold 150"
+alias +radar "autocall_all"
+alias -radar "autocall_default"
+bind r "+radar"
+
+alias +secondary s1
+alias -secondary s2
+alias +melee s3
+alias -melee s2
+
+loadouts.medic
diff --git a/modules/home/users/crumb/tf2/my-config/cfg/overrides/pyro.cfg b/modules/home/users/crumb/tf2/my-config/cfg/overrides/pyro.cfg
new file mode 100644
index 0000000..aed4231
--- /dev/null
+++ b/modules/home/users/crumb/tf2/my-config/cfg/overrides/pyro.cfg
@@ -0,0 +1,20 @@
+exec overrides/binds.cfg
+
+alias s1 "slot1; viewmodel_fov 0"
+alias s2 "slot2; viewmodel_fov 70"
+alias s3 "slot3; viewmodel_fov 70"
+
+bind 1 s1
+bind 2 s2
+bind 3 s3
+
+alias +secondary s2
+alias -secondary s1
+alias +melee s3
+alias -melee s1
+
+bind mouse5 +secondary
+bind mouse4 +melee
+
+loadouts.pyro
+
diff --git a/modules/home/users/crumb/tf2/my-config/cfg/overrides/scout.cfg b/modules/home/users/crumb/tf2/my-config/cfg/overrides/scout.cfg
new file mode 100644
index 0000000..0161a1f
--- /dev/null
+++ b/modules/home/users/crumb/tf2/my-config/cfg/overrides/scout.cfg
@@ -0,0 +1,2 @@
+exec overrides/binds
+loadouts.scout
diff --git a/modules/home/users/crumb/tf2/my-config/cfg/overrides/settings.cfg b/modules/home/users/crumb/tf2/my-config/cfg/overrides/settings.cfg
new file mode 100644
index 0000000..0ff4992
--- /dev/null
+++ b/modules/home/users/crumb/tf2/my-config/cfg/overrides/settings.cfg
@@ -0,0 +1,13 @@
+fov_desired 90
+
+// Viewmodels
+cl_flipviewmodels 1
+viewmodel_fov 70
+
+// Crosshair
+cl_crosshair_file  ""
+cl_crosshair_scale 40
+cl_crosshair_red 251
+cl_crosshair_green 130
+cl_crosshair_blue 175
+
diff --git a/modules/home/users/crumb/tf2/my-config/cfg/overrides/sniper.cfg b/modules/home/users/crumb/tf2/my-config/cfg/overrides/sniper.cfg
new file mode 100644
index 0000000..b119fae
--- /dev/null
+++ b/modules/home/users/crumb/tf2/my-config/cfg/overrides/sniper.cfg
@@ -0,0 +1,4 @@
+exec overrides/binds.cfg
+
+loadouts.sniper
+
diff --git a/modules/home/users/crumb/tf2/my-config/cfg/overrides/soldier.cfg b/modules/home/users/crumb/tf2/my-config/cfg/overrides/soldier.cfg
new file mode 100644
index 0000000..a4a9072
--- /dev/null
+++ b/modules/home/users/crumb/tf2/my-config/cfg/overrides/soldier.cfg
@@ -0,0 +1,6 @@
+exec overrides/binds.cfg
+
+bind space +jump
+
+loadouts.soldier
+
diff --git a/modules/home/users/crumb/tf2/my-config/cfg/overrides/spy.cfg b/modules/home/users/crumb/tf2/my-config/cfg/overrides/spy.cfg
new file mode 100644
index 0000000..c7e6802
--- /dev/null
+++ b/modules/home/users/crumb/tf2/my-config/cfg/overrides/spy.cfg
@@ -0,0 +1,16 @@
+exec overrides/binds
+
+bind b "disguise 1 1"
+bind 4 "lastdisguise"
+
+alias +secondary "slot1"
+alias -secondary "slot3"
+
+alias +melee "slot4"
+alias -melee "slot3"
+
+// remove disguise
+bind c "disguise 8 -2"
+
+loadouts.spy
+
diff --git a/modules/home/users/crumb/tf2/quake-hitsounds/custom/quake-hitsounds/sound/ui/hitsound.wav b/modules/home/users/crumb/tf2/quake-hitsounds/custom/quake-hitsounds/sound/ui/hitsound.wav
new file mode 100644
index 0000000..1c624d8
Binary files /dev/null and b/modules/home/users/crumb/tf2/quake-hitsounds/custom/quake-hitsounds/sound/ui/hitsound.wav differ
diff --git a/modules/home/users/crumb/tf2/quake-hitsounds/custom/quake-hitsounds/sound/ui/killsound.wav b/modules/home/users/crumb/tf2/quake-hitsounds/custom/quake-hitsounds/sound/ui/killsound.wav
new file mode 100644
index 0000000..d84a7a8
Binary files /dev/null and b/modules/home/users/crumb/tf2/quake-hitsounds/custom/quake-hitsounds/sound/ui/killsound.wav differ
diff --git a/users/crumb/default.nix b/users/crumb/default.nix
index 97a4eed..f2e5bba 100755
--- a/users/crumb/default.nix
+++ b/users/crumb/default.nix
@@ -46,6 +46,7 @@
         discord.enable = true;
         ghostty.enable = true;
         readline.enable = true;
+        tf2.enable = true;
       };
       steam.enable = true;
     };