The hit Bleach anime is one of many "monster hunter" anime series that even inspired the likes of Jujutsu Kaisen and Demon Slayer. This means Bleach features some of the coolest monsters seen in anime in this case, Hollows. These are the restless souls of the dead that cannot move on to the waiting Soul Society, instead roaming the world eating innocent souls as apex predators. A Hollow forms when a restless soul has its Chain of Fate broken, mutating the soul into a monster with a sull mask and a round hole in its chest.

The early story arcs in Bleach established Hollows as serious threats, and by the Soul Society story arc, the anime had moved on to bigger and better threats. Still, even if regular Hollows stopped being so prominent and scary, they remain an essential part of Bleach's lore, and a handful of them stand out as the coolest,...