TrinityCore/TrinityCore — pull request #6791 by vlad852 (2012-06-13 16:08:22+00:00)
Title: Implement negative KillCredit

Now possible to show in creature's tooltip for quest that require some action on creature but don't kill it.
Eg. http://www.wowhead.com/quest=13549 use item...etc.
SQL and some example http://paste2.org/p/2052214