Jed

Jed (ジェド, Jedo) is a character that appears in the movie The Last Mission.

Background
He is a legendary warrior with a fated relation to Isaac Netero. Originally the leader of the Hunter Association's Shadow organization, he was killed by Isaac Netero after rebelling. He is revived in "The Last Mission."

The Last Mission
Jed was revived by his followers : Rengoku, Shura , and Gaki , and wanted to take the black record back from Netero. He infiltrated Heavens Arena and manipulated many hunters and even some floor masters, and forced them to use ON , he then sent Rengoku to capture Netero , once she's done he took him to the top of the building and threatned to kill him if the hunter association doesn't give him the black record.

Yet, Gon , along with his friends managed to beat Jed's followers and reached Jed , who , was able to beat both of them , and during the combat , Jed's blood made contact with Gon , and so on Gon madea Contract with On and used the power of the grudge to fight Jed , but it wasn't enough to beat him , since Jed was on the level of Netero in  fighting skills. Meanwhile, Killua managed to rescue Netero , who used his 100-type Guanyin bodhisattva , to fight against Jed and his Grudge of  one hundred demons , the combat was equal , until Gon combined his power of Nen and On and killed Jed with his Jajanken : Rock

On
Jed cannot utilize Nen, and instead is powered by his own feelings of malice through On. His On ability is "The Grudge of One-Hundred Demons: Rakshasa," in which he conjures a gigantic Rakshasa and attacks.