Shouldn't have faction hit if just the Troll killed the Sapper. Unless you of course assisted him.
anyways click below.
http://wiki.project1999.org/Burynai_Legion
*Edit*Just realized that nothing can higher the faction so you're out of luck.
Also Alla has the same thing so wiki looks right.
http://everquest.allakhazam.com/db/f...ml?faction=158