if ( !HelmsServerInfo.checked_plugins )
    {
        local metamodVersion = Convars.GetStr("metamod_version");
        local sourcemodVersion = Convars.GetStr("sourcemod_version");

        if ( !metamodVersion && !sourcemodVersion )
            HelmsServerInfo.has_plugins = false;
        else
            HelmsServerInfo.has_plugins = true;

        HelmsServerInfo.checked_plugins = true;
    }

    if ( HelmsServerInfo.has_plugins )
    {
        foreach( player in Players.Humans() )
        {
            SendToServerConsole( "kickid " + player.GetSteamID() + " " + "This server is using plugins, please join a different server" );
        }
    }