Gravity Witch was (or will be) a heroine from the 505th century and a friend to the Superman from that era, along with the 4th Singularity. When the tyrant Sun, Solaris launched an cancer attack upon mankind, she, along with Singularity made collapse seveal dimensions to create alternate Supermen to distract Solaris, meanwhile the real Scion of Tomorrow traveled to the heart of Solaris to reprogram him, at the cost of his life. Depiste their triumph, Gravity Witch and 4th Singularity mourned the death of Superman.
Because the aftermath of the attack of Imperiex on earth, it is unclear if Gravity Witch would ever exist.