Board Thread:Dark Souls II/@comment-98.233.13.32-20140330183015/@comment-12.31.219.227-20150416192230

you need at least 4 giant souls to do okay damage. but I think you need at least 1 giant soul to activate the fight. also I think he won't activate for you because you do so little damage to him, 5 giant souls are required to do normal damage.