diff --git a/bundles/left4dead2/files/setup b/bundles/left4dead2/files/setup
index 03603b3..98213db 100644
--- a/bundles/left4dead2/files/setup
+++ b/bundles/left4dead2/files/setup
@@ -90,17 +90,31 @@ test -f /opt/l4d2/steam-workshop-download || \
     steam wget -4 https://git.sublimity.de/cronekorkn/steam-workshop-downloader/raw/branch/master/steam-workshop-download -P /opt/l4d2
 steam chmod +x /opt/l4d2/steam-workshop-download
 
-# -- OVERLAY PVE -- #
+# -- OVERLAY VANILLA -- #
 
-steam mkdir -p /opt/l4d2/overlays/pve
+steam mkdir -p /opt/l4d2/overlays/vanilla
 
 # server config
-steam mkdir -p /opt/l4d2/overlays/pve/left4dead2/cfg
-steam cat <<'EOF' > /opt/l4d2/overlays/pve/left4dead2/cfg/server.cfg
+steam mkdir -p /opt/l4d2/overlays/vanilla/left4dead2/cfg
+steam cat <<'EOF' > /opt/l4d2/overlays/vanilla/left4dead2/cfg/server.cfg
+motd_enabled 0
+
+EOF
+
+# admin system
+install_addon vanilla Ions_Vocalizer
+install_admin_system vanilla
+
+# -- OVERLAY TICKRATE -- #
+
+steam mkdir -p /opt/l4d2/overlays/tickrate
+
+# server config
+steam mkdir -p /opt/l4d2/overlays/tickrate/left4dead2/cfg
+steam cat <<'EOF' > /opt/l4d2/overlays/tickrate/left4dead2/cfg/server.cfg
 motd_enabled 0
 
 sv_steamgroup "38347879"
-#sv_steamgroup_exclusive 0
 
 # https://github.com/SirPlease/L4D2-Competitive-Rework/blob/7ecc3a32a5e2180d6607a40119ff2f3c072502a9/cfg/server.cfg#L58-L69
 sv_minrate 100000
@@ -113,15 +127,10 @@ nb_update_frequency 0.014
 net_splitpacket_maxrate 50000
 net_maxcleartime 0.0001
 fps_max 0
-
-#sv_cheats 1
-#sb_all_bot_game 1
 EOF
 
 # admin system
-install_addon pve Ions_Vocalizer
-install_admin_system pve
-install_tickrate_enabler pve
+install_tickrate_enabler tickrate
 
 # -- OVERLAY COMPETITIVE REWORK WIP -- #
 
diff --git a/bundles/left4dead2/files/start b/bundles/left4dead2/files/start
index 75f8ff3..b8008af 100644
--- a/bundles/left4dead2/files/start
+++ b/bundles/left4dead2/files/start
@@ -2,10 +2,41 @@
 
 set -xeuo pipefail
 
-name=$1
-overlay=$2
-port=$3
-params=$4
+name=""
+port=""
+configfile=""
+overlays=""
+arguments=""
+
+while [[ $# -gt 0 ]]; do
+  case "$1" in
+    -n|--name)
+      name="$2"; shift 2
+      ;;
+    -p|--port)
+      port="$2"; shift 2
+      ;;
+    -c|--config)
+      configfile="$2"; shift 2
+      ;;
+    -o|--overlay)
+      overlays="/opt/l4d2/overlays/$2:$overlays"; shift 2
+      ;;
+    --)
+      shift
+      arguments+="$@"
+      break
+      ;;
+    *)
+      echo "ERROR: unknown argument $1"; exit 1
+      ;;
+  esac
+done
+
+[[ -n "${name}" ]] || { echo "ERROR: -n/--name missing"; exit 1; }
+[[ -n "${port}" ]] || { echo "ERROR: -p/--port missing"; exit 1; }
+
+# -- HELPER FUNCTIONS -- #
 
 function steam() {
     # für systemd, damit es den prozess beenden kann
@@ -13,23 +44,33 @@ function steam() {
     export HOME=/opt/l4d2/steam
 }
 
+# -- TIDY UP -- #
+
 mountpoint -q "/opt/l4d2/servers/$name/merged" && umount "/opt/l4d2/servers/$name/merged"
 steam rm -rf "/opt/l4d2/servers/$name"
 
+# -- CREATE DIRECTORIES -- #
+
 steam mkdir -p \
   "/opt/l4d2/servers/$name" \
   "/opt/l4d2/servers/$name/work" \
   "/opt/l4d2/servers/$name/upper" \
   "/opt/l4d2/servers/$name/merged"
 
+# -- MOUNT OVERLAYFS -- #
+
 mount -t overlay overlay \
-  -o "lowerdir=/opt/l4d2/overlays/$overlay:/opt/l4d2/installation,upperdir=/opt/l4d2/servers/$name/upper,workdir=/opt/l4d2/servers/$name/work" \
+  -o "lowerdir=$overlays/opt/l4d2/installation,upperdir=/opt/l4d2/servers/$name/upper,workdir=/opt/l4d2/servers/$name/work" \
   "/opt/l4d2/servers/$name/merged"
 
-# TODO: pass config file paht instead of expecting it here
-steam mv "/opt/l4d2/servers/$name/merged/left4dead2/cfg/server.cfg" "/opt/l4d2/servers/$name/merged/left4dead2/cfg/server_original.cfg"
-steam touch "/opt/l4d2/servers/$name/merged/left4dead2/cfg/server.cfg"
-echo "exec server_original.cfg" > "/opt/l4d2/servers/$name/merged/left4dead2/cfg/server.cfg"
-cat "/opt/l4d2/configs/$name.cfg" >> "/opt/l4d2/servers/$name/merged/left4dead2/cfg/server.cfg"
+# -- REPLACE SERVER.CFG -- #
 
-steam "/opt/l4d2/servers/$name/merged/srcds_run" -norestart -pidfile "/opt/l4d2/servers/$name/pid" -game left4dead2 -ip 0.0.0.0 -port "$port" +hostname "Crone_$name" $params +map c1m1_hotel
\ No newline at end of file
+if [[ -n "$configfile" ]]; then
+  cp "/opt/l4d2/servers/$name/merged/left4dead2/cfg/server.cfg" "/opt/l4d2/servers/$name/merged/left4dead2/cfg/server_original.cfg"
+  cp "$configfile" "/opt/l4d2/servers/$name/merged/left4dead2/cfg/server.cfg"
+  chown steam:steam "/opt/l4d2/servers/$name/merged/left4dead2/cfg/server.cfg"
+fi
+
+# -- RUN L4D2 -- #
+
+steam "/opt/l4d2/servers/$name/merged/srcds_run" -norestart -pidfile "/opt/l4d2/servers/$name/pid" -game left4dead2 -ip 0.0.0.0 -port "$port" +hostname "Crone_$name" +map c1m1_hotel $arguments
\ No newline at end of file
diff --git a/bundles/left4dead2/files/stop b/bundles/left4dead2/files/stop
new file mode 100644
index 0000000..e9542b9
--- /dev/null
+++ b/bundles/left4dead2/files/stop
@@ -0,0 +1,19 @@
+#!/bin/bash
+
+set -xeuo pipefail
+
+name=""
+
+while [[ $# -gt 0 ]]; do
+  case "$1" in
+    -n|--name)
+      name="$2"; shift 2
+      ;;
+    *)
+      echo "ERROR: unknown argument $1"; exit 1
+      ;;
+  esac
+done
+
+mountpoint -q "/opt/l4d2/servers/$name/merged" && umount "/opt/l4d2/servers/$name/merged"
+steam rm -rf "/opt/l4d2/servers/$name"
\ No newline at end of file
diff --git a/bundles/left4dead2/metadata.py b/bundles/left4dead2/metadata.py
index 9e9a99d..09698b8 100644
--- a/bundles/left4dead2/metadata.py
+++ b/bundles/left4dead2/metadata.py
@@ -46,12 +46,18 @@ def server_units(metadata):
 
     for name, config in metadata.get('left4dead2').items():
         assert match(r'^[A-z0-9-_-]+$', name)
-        assert config["overlay"] in {'pve', 'competitive_rework'}
         assert 27000 <= config["port"] <= 27100
 
-        params = config.get("params", "")
-        if config.get("tickrate"):
-            params = f"-tickrate {config['tickrate']} " + params
+        cmd = f'/opt/l4d2/start -n {name} -p {config["port"]}'
+
+        if 'config' in config:
+            cmd += f' -c /opt/l4d2/configs/{name}.cfg'
+
+        for overlay in config.get('overlays', []):
+            cmd += f' -o {overlay}'
+
+        if 'arguments' in config:
+            cmd += ' -- ' + ' '.join(config['arguments'])
 
         units[f'left4dead2-{name}.service'] = {
             'Unit': {
@@ -61,7 +67,8 @@ def server_units(metadata):
             },
             'Service': {
                 'Type': 'simple',
-                'ExecStart': f'/opt/l4d2/start "{name}" "{config["overlay"]}" "{config["port"]}" "{params}"',
+                'ExecStart': cmd,
+                'ExecStop': f'/opt/l4d2/stop -n {name}',
                 'Restart': 'on-failure',
                 'Nice': -10,
                 'CPUWeight': 200,
diff --git a/nodes/ovh.secondary.py b/nodes/ovh.secondary.py
index 334b91f..ed7a3f3 100644
--- a/nodes/ovh.secondary.py
+++ b/nodes/ovh.secondary.py
@@ -27,21 +27,21 @@
             },
         },
         'left4dead2': {
-            'server1': {
-                'overlay': 'pve',
+            'vanilla': {
                 'port': 27015,
-                'tickrate': '100',
+                'overlays': ['vanilla'],
             },
-            'server2': {
-                'overlay': 'pve',
+            'tick100': {
                 'port': 27016,
-                'tickrate': '100',
+                'overlays': ['vanilla', 'tickrate'],
+                'arguments': ['-tickrate 100'],
             },
             'server3_comp1': {
-                'overlay': 'competitive_rework',
                 'port': 27017,
-                'tickrate': '100',
+                'overlays': ['competitive_rework'],
+                'arguments': ['-tickrate 60'],
                 'config': [
+                    'exec server_original.cfg',
                     'sm_forcematch zonemod',
                     'hostname server3_comp1_test',
                     'motd_enabled 0',