This article contains spoilers for the Hunter x Hunter manga. Hisoka didn't join the fight against the Chimera Ants due to ...
Hisoka poses a formidable threat to the Spiders ... The reason for joining this trip was to steal some pretty important treasures the Kakin national treasures. Those treasures are the Seed ...
That last part is due to the combination of varied power and skill sets with a lot of strategy and intelligence, which reached its natural peak with the Hisoka vs. Chrollo. Ever since the Hunter X ...