He has acquired 999 skills, mostly through consuming the skills of other players. This allowed him to come up with unpredictable combinations of skills from various classes, ranging from advanced magic spells to advanced sword attacks. The more skills he can employ, the more unpredictable he will be, which increases his chance of victory. Overall, he is an all round fighter capable of adapting to almost any given situation and relies on a combination of strategy, luck and combat skills.