[Jack's Mother]

Demons Bulma

[Jack's Father]

Zamasu

[Jack's God Fathers]

Sebas

Archon

[Backstory]: (Short)

When Grand Zeno was about to destroy Universe 13 for being a dark universe, before he did, he took Jack when he was a newly born away from Demons Bulma and Zamasu, as Archon, The Dark Omni King, he used his power to transfer some of himself as well as Demon Bulma, Zamasu, and Sebas into Jacks body, however, Zero with the help of Ozpin, Sirzechs and Michael, they has put a powerful seal onto Jack's body, sealing off the powers of Universe 13 from Jack unless the seal gets weaker or breaks.