Five Threats, Hunterpedia

The Five Threats (５()大(だい)厄(やく)災(さい)()()()()()(), Godai Yakusai—lit. "Five Great Calamities") are five different specimens that were obtained from the Dark Continent, during five different voyages in the past. At the end of each of the five successful voyages, as collateral damage, humanity brought back Five Threats: the botanical weapon Brion, the gaseous lifeform Ai, the two-tailed snake Hellbell, the human-keeping beast Pap, and the immortality sickness Zobae Disease. Deep in the underground

My analysis about the Five Great Calamities : r/HunterXHunter

Chapter 347, Hunterpedia

What is Ren in the Hunter x Hunter anime and why did it freak Killua out? - Quora

Episode 79 (2011), Hunterpedia

Top 5 Ranking of the Five Threats Which One is the Most Dangerous?

Hakoware Hunter X Hunter

Anime Like HUNTER×HUNTER: Greed Island

Top 5 Ranking of the Five Threats Which One is the Most Dangerous?

Chapter 267, Hunterpedia

In Hunter x Hunter, how can Hisoka kill all Phantom Troupe members when he couldn't defeat Chrollo before? - Quora

Five Threats, Hunterpedia

TEAM HXH vs. FIVE KAGES