Use your creature or creatures to distract him that's what I did. I used them and sent them out and stayed on steps at edge of bow range and picked him off. he should draw his sword after the creatures attack him.
Windows 7 pro 64 bit EVGA X58 motherboard 6GB of OCZ DDR3 memory watercoooled i7 920 @ 3.8GHz (4+4 cores) EVGA (Nvidia) GTX 275 graphics Creative X-fi elite pro sound card.