Height: 5'5"

Weight: 99 lbs

Blood type: O

Birthplace: unknown

Birthday: December 13th (decided by herself)

Eye color: green

Hobbies: thinking of new methods

Favorite thing: candy, memories, novel ideas

Dislikes: scientific ideas

Weapon: Iron pumpkin

Jack-O' Valentine is a recurring character in the Guilty Gear series. She is one of the three servants of That Man, alongside Raven and I-No. Her past is shrouded in mystery, and her own memories are vague. Because her awakening remains incomplete, she cannot function without her mask and candy.

(Source: Guilty Gear Wiki)