If the pages are php then you could use something like this:
http://www.modem-help.freeserve.co.u...-block.php.txt

Not really a player any more.

A waste of bandwidth.

Never heard of this one. Sounds like a maggot/scraper.

Can't remember seeing this as a legit spider user agent.

There's a pile more that should be in there. And also look into including a scraper/ bad bot trap to block scrapers.

Keep an eye on this forum:
Search Engine Spider Identification:

Block all Chinese/Korean nets if necessary. Only allow users from the markets that the site is meant to serve if you really want to control access.

Regards...jmcc