Hello,
not sure if it's a real achievement, but we managed to kill Halfus 10 with one tank one healer.
The main difficulties were the berserk, and the amount of damage on the tank with 2 drakes alive (dps gear was mandatory).
Vidéo : www.youtube.com/watch?v=NTp1g4rdBT0
Log : http://www.worldoflogs.com/reports/r...?s=2744&e=3146
Also Omnitron, but very easy : http://www.youtube.com/watch?v=UWGYr...eature=related