Jack

Jack(ジャック Jakku) is a pumpkin doll and Matilda Matisse's spirit ally.

About
Jack has the power to launch Knives out of his body.

History
Jack has made short appearances like Chuck and Ashcroft. He made an appearance in Reincarnation 1's title page. Then he was on Matilda Matisse's back when her, Kanna Bismarch, and Marion Phauna are arguing. He is also entertaining Matilda on the plane to America. He was with Matilda when they entered the Patch Village. He fought T-production in "Hana-Gumi". He also fights Tamamura Tamao and Tao Jun.

O.S. Jack: Pumpkin Dunkin
O.S. Jack


 * Shaman: Matilda Matisse
 * O.S. Type: Spirit Type
 * Spirit Ally: Jack
 * Medium used: Pumpkin Doll

Description:

Attacks


 * Trick or Treat: Jack runs toward the opponent, opens his chest and hopefully captures and shreds the opponent inside.
 * Slice and Dice: Used to break Horohoro's ice attack.
 * Halloween Twister:

Anime/Manga Difference
In the anime Jack was given a Massive oversoul that looked like a big scarecrow with a very large Pumpkin head. Matilda could not control the full power of the oversoul and lost control.

Trivia

 * Some fans have come to believe that Jack maybe is the actual spirit of the feared murderer, Jack the Ripper or least a form of him.