Also known as: ジャック・オー, ジャック・オー=ヴァレンタイン, Jack-O_Valentine, Jack-O
A playable character in the Guilty Gear series.
In Guilty Gear Xrd Revelator, Jack-O' has Red Eyes and predominantly White Hair, with red on the underside. In Guilty Gear Strive, Jack-O' has a Broken Halo, Green Eyes, and predominantly Red Hair, with white on the underside. The red part of her ankh pendant became green following her release as a playable character.