In West Icecrown, There's a sub-zone called "The Fleshwerks", that has mobs named "Risen Soldier's". These mobs have about 3.5k HP, Don't hit as hard as regular mobs and drop between 20-50s...As a Paladin I can AoE down a group of these in about 20 seconds and they respawn instantly.
Map Position of the Mobs:
http://img602.imageshack.us/i/wowscr...910131215.jpg/
View of the mobs:
http://img269.imageshack.us/img269/9...1910131211.jpg