For example, he has represent multiple far-right figures, including Alex Jones, Mike Cernovich, and Chuck Johnson; and neo-Nazi, white supremacist Andrew Anglin.

Kristall.night claimed that a federal subpoena against the app Discord following the deadly rally would reveal her identity and expose her to potential harm through doxing.

Randazza argued that Anglin was not responsible for the subsequent harassment and death threats the woman received, as the personal information was protected as free speech.

This claim was rejected by U.S. District Court Judge Dana L. Christensen, who noted that Anglin was actively encouraging and participating in the plaintiff's harassment, and that calls to violence against a private individual are not protected speech.

In 2017, Randazza helped Supreme obtain a permit to bring a pony to protest a Hillary Clinton book signing.

[21] Randazza was set to represent Alex Jones, the founder of InfoWars, in a Connecticut Superior Court case in 2018 after the infamous conspiracy theorist was sued by six families of children killed in the 2012 Sandy Hook school shooting.

However, when Randazza filed a pro hac vice application to be added to the Sandy Hook case as an out-of-state lawyer, the judge denied it, citing "serious misconduct," namely the discipline arising from the dispute with Liberty Media Holdings noted below.

[27][28] Years before Matal v. Tam, Randazza wrote the notorious "Fuck" brief to try to obtain a trademark registration for a product using that term.

[34] On April 27, 2016, Randazza filed a friend of the court brief in the lawsuit by Paramount Pictures and CBS against Axanar Productions on behalf of the Language Creation Society.

[48] Ethan Chiel of Fusion called the brief "a joy to read" and remarked that it was "wonderful to see what is essentially (very serious) fun being had in demonstrating a point in a legal proceeding.

In August, the Los Angeles chapter of TST disaffiliated in protest, calling Randazza a "Twitter troll and an agent of the alt-right.

"[52][53][54] In November 2022, Randazza filed suit on behalf of Jordan Conradson, a reporter for The Gateway Pundit (along with the publisher TGP Communications, LLC), because Conradson was denied a press pass; although a preliminary injunction was denied by the lower court, the Ninth Circuit Court of Appeals granted the injunction because the denial violated the First Amendment—it was not "viewpoint neutral.

"[55] To the contrary, the Ninth Circuit found "that a predominant reason for the County denying Conradson a press pass was the viewpoint expressed in his writings.

"[55] Randazza is also defending The Gateway Pundit in claims brought by two Georgia election workers arising from statements regarding their role in counting the ballots at the State Farm Arena in November 2020.

[65] Arising from the same dispute, the State Bar of Nevada charged Randazza with alleged violations of Nevada Rules of Professional Conduct and Randazza entered into a Conditional Guilty Plea as to two allegations: 1.8 (Conflict of Interest: Current Clients: Specific Rules) & 5.6 (Restrictions on Right to Practice); all other claims were dismissed.