diff --git a/bot/src/bot_graphql/mutations/user_joined_game_server_mutation.py b/bot/src/bot_graphql/mutations/user_joined_game_server_mutation.py
index c2a3a3ec..4c4987fc 100644
--- a/bot/src/bot_graphql/mutations/user_joined_game_server_mutation.py
+++ b/bot/src/bot_graphql/mutations/user_joined_game_server_mutation.py
@@ -11,6 +11,7 @@ from flask import request
 from bot_api.configuration.authentication_settings import AuthenticationSettings
 from bot_core.configuration.feature_flags_enum import FeatureFlagsEnum
 from bot_core.configuration.feature_flags_settings import FeatureFlagsSettings
+from bot_core.service.permission_service import PermissionService
 from bot_data.abc.api_key_repository_abc import ApiKeyRepositoryABC
 from bot_data.abc.game_server_repository_abc import GameServerRepositoryABC
 from bot_data.abc.server_repository_abc import ServerRepositoryABC
@@ -24,7 +25,6 @@ from bot_data.model.server_config import ServerConfig
 from bot_data.model.user_joined_game_server import UserJoinedGameServer
 from bot_data.model.user_role_enum import UserRoleEnum
 from bot_graphql.abc.query_abc import QueryABC
-from bot_core.service.permission_service import PermissionService
 
 
 class UserJoinedGameServerMutation(QueryABC):
@@ -79,7 +79,10 @@ class UserJoinedGameServerMutation(QueryABC):
         )
 
     def resolve_user_joined(self, *_, input: dict):
-        game_ident = self._user_game_idents.get_user_game_ident_by_ident(input["ident"])
+        game_ident = self._user_game_idents.find_user_game_ident_by_ident(input["ident"])
+        if game_ident is None:
+            return
+
         user = game_ident.user
 
         settings: ServerConfig = self._config.get_configuration(f"ServerConfig_{user.server.discord_id}")
diff --git a/bot/src/modules/base/command/register_group.py b/bot/src/modules/base/command/register_group.py
index a598b31e..dea76ea9 100644
--- a/bot/src/modules/base/command/register_group.py
+++ b/bot/src/modules/base/command/register_group.py
@@ -9,6 +9,7 @@ from cpl_translation import TranslatePipe
 from discord import app_commands
 from discord.ext import commands
 from discord.ext.commands import Context
+from valve.steam.id import SteamID
 
 from bot_core.abc.client_utils_abc import ClientUtilsABC
 from bot_core.abc.message_service_abc import MessageServiceABC
@@ -50,6 +51,17 @@ class RegisterGroup(DiscordCommandABC):
 
         self._logger.trace(__name__, f"Loaded command service: {type(self).__name__}")
 
+    async def _game_server_autocomplete(
+        self, interaction: discord.Interaction, current: str
+    ) -> TList[app_commands.Choice[str]]:
+        server = self._servers.get_server_by_discord_id(interaction.guild.id)
+        game_servers = self._game_server.get_game_servers_by_server_id(server.id)
+
+        return [
+            app_commands.Choice(name=gs.name, value=gs.id)
+            for gs in self._client_utils.get_auto_complete_list(game_servers, current, lambda x: x.name)
+        ]
+
     @commands.hybrid_group()
     @commands.guild_only()
     async def register(self, ctx: Context):
@@ -101,10 +113,44 @@ class RegisterGroup(DiscordCommandABC):
     async def game_server_autocomplete(
         self, interaction: discord.Interaction, current: str
     ) -> TList[app_commands.Choice[str]]:
-        server = self._servers.get_server_by_discord_id(interaction.guild.id)
-        game_servers = self._game_server.get_game_servers_by_server_id(server.id)
+        return await self._game_server_autocomplete(interaction, current)
 
-        return [
-            app_commands.Choice(name=gs.name, value=gs.id)
-            for gs in self._client_utils.get_auto_complete_list(game_servers, current, lambda x: x.name)
-        ]
+    @register.command()
+    @commands.guild_only()
+    @CommandChecks.check_is_ready()
+    @CommandChecks.check_is_member_moderator()
+    async def gmod(self, ctx: Context, member: discord.Member, game_server: int, steam_url: str):
+        self._logger.debug(__name__, f"Received command register gmod {ctx}")
+
+        steam_id = None
+        try:
+            self._logger.debug(__name__, f"Try to get steam id for {id}")
+            steam_id = SteamID.from_community_url(steam_url)
+        except Exception as e:
+            self._logger.error(__name__, f"Get steam id for {steam_id} failed", e)
+            await self._message_service.send_interaction_msg(
+                ctx.interaction, self._t.transform("modules.base.register.not_found")
+            )
+
+        if steam_id is None:
+            return
+
+        server = self._servers.get_server_by_discord_id(ctx.guild.id)
+        user = self._users.get_user_by_discord_id_and_server_id(member.id, server.id)
+        gs = self._game_server.get_game_server_by_id(game_server)
+
+        game_ident = UserGameIdent(user, gs, steam_id)
+        self._user_game_ident.add_user_game_ident(game_ident)
+        self._db.save_changes()
+
+        await self._message_service.send_interaction_msg(
+            ctx.interaction, self._t.transform("modules.base.register.success")
+        )
+
+        self._logger.trace(__name__, f"Finished register gmod command")
+
+    @gmod.autocomplete("game_server")
+    async def game_server_autocomplete(
+        self, interaction: discord.Interaction, current: str
+    ) -> TList[app_commands.Choice[str]]:
+        return await self._game_server_autocomplete(interaction, current)