Years following the New 52 reboot and during the Infinite Frontier initiative, Georgia's character is revamped into an older professor, archaeologist, and estranged daughter of Thaddeus whose reputation is tarnished due to her father's obsession with magic in the scientific community and seeks to improve it at any cost.

Infamously evil, Doctor Sivana appeared in well over half of all of the Golden Age Captain Marvel comic stories, and in all of the first four stories, after having deduced Captain Marvel's dual identity as boy radio broadcaster Billy Batson early on.

He still makes many attempts at world domination, including a multi-issue storyline where he traveled across America, threatening to destroy entire cities unless he was acknowledged as Rightful Ruler of the Universe.

The modern Sivana, in addition to being a mad scientist, was also a powerful and influential tycoon, similar to Lex Luthor.

During his years away, struggling to tame the Venusian jungle, Sivana turned bitter and planned his revenge against the world that had shunned him.

Cap broke through the window of the building where Sivana was hiding and defeated the guards, binding them securely with tubing ripped from the radio-silencer.

[13] Sivana planned to kill Captain Marvel with a blast from his Atom-Smasher, but Cap leaped back out the window and escaped.

During the fight, Sivana's returning army angrily asked why Captain Marvel had defeated them in their war against America despite their highly advanced weaponry.

[14] Sivana appeared to have been killed by the Atom-Smasher blast, but he returned a short time later, having somehow learned Captain Marvel's identity.

Far from being pleased, Sivana was insulted by the prize and stated that only when he was crowned Ruler of the Universe would he consider himself properly honored.

There they attempted to steal technology to build a machine that would create a barrier around the Earth, thereby preventing the Marvels from calling down lightning.

Sivana also appeared along with Lex Luthor in the four-issue 2005 limited series Superman/Shazam: First Thunder by Judd Winick and Joshua Middleton, which depicts the first meeting between Superman and Captain Marvel.

In the 2006–2007 limited series 52, Sivana was abducted to Oolong Island, a tropical paradise run by Intergang, where he and many other DC Universe "mad scientists" are allowed to live a hedonistic lifestyle while creating the inventions of their wildest dreams as members of the Science Squad and pitting them against one another.

[4] Georgia and Thaddeus Jr. were reintroduced in 52 Week Twenty-Six (November 1, 2006), in which they appear alongside Beautia, Magnificus, and their mother Venus, who wants Sivana found and has a charity dinner with the Black Marvel family.

Sivana later captures Mind and mutates him into a "hyperfly", a colossal moth-like figure with the ability to travel across time and realities.

[23] Sivana joins with Lex Luthor in betraying Libra, after being made to watch one of his own daughters succumb to the Anti-Life Equation.

[27] After Doctor Sivana's alliance with Black Adam fails, he heads to the Rock of Eternity, but is stopped by a magical shield and encounters Mister Mind.

[28] Introduced as a well-built man of average height, using his magic-seeing eye causes Doctor Sivana to slowly wither to a form resembling his stooped, traditional Fawcett appearance.

[28] In the fifth installment of the Multiversity series, Thunderworld (December 2014), Thaddeus Sivana of Earth-5 (a world populated by traditional interpretations of Shazam!

He has his three offspring Thaddeus Jr, Georgia, and Magnificus storm the Marvel Family's Rock of Eternity and seize control of it, pitting themselves against their opponents, but soon finds he has been betrayed by the Legion of Sivanas and is defeated.

They invade Earth-42 and cull many of its heroes in Guidebook, and sell weapons sourced from alternate worlds to the Freedom Fighters of Earth-10 in Mastermen.

[30] In Doomsday Clock, Doctor Sivana is among the villains who attend the underground meeting held by Riddler to discuss the Superman Theory.

Seeking to elevate herself further, she began experimenting with merging magic and science in order to create magi-tech, turning to criminal methods to acquire test subjects.