K'logarath

K'logarath is an enchanted throwing axe +4 which returns to the hand of the wielder after it was thrown. The axe has -THACo bonus and +4 bonus to damage. This weapon also has the ability to knock down enemies and deal an additional 2d6 points of damage if they fail their save vs. death. It weighs only 1 lbs and it has a speed factor of 0. This item appears in Baldur's Gate II: Throne of Bhaal and this item will probably appear in Baldur's Gate II: Enhanced Edition.

It's a very powerful throwing axe in Baldur's Gate II. It can be bought from the smugglers in Amkethran.

In-game description
"The origins of this throwing axe are known only to denizens of the Underdark. What is known is that clans of duergar have gone to war simply to possess this artifact."