Introducing Barnabas "Barney" Brenton, a man whose life is a testament to resilience and redemption amidst the shadows of a dark and tumultuous past. Born into uncertainty and upheaval, Barney and his younger brother Jeremiah were unwitting participants in a clandestine program that sought to create super soldiers through the fusion of alien technology and the DNA of the legendary hero, The Guardian.

Subjected to rigorous experimentation, Barney and Jeremiah were the lone survivors of the program's harrowing trials, emerging from their ordeal with newfound powers and a profound sense of isolation. Sold into service to the US Government, they became instruments of coercion, deployed to quell dissent and silence opposition with ruthless efficiency.

However, Barney's world was shattered when a confrontation with Legion Leader resulted in his abrupt disappearance, leaving him stranded and disoriented in the heartland of America. Waking in a crater with no memory of his past, Barney stumbled upon a farmhouse where he was taken in by a compassionate stranger.

As Barney slowly pieced together the fragments of his fractured memory, he uncovered the sinister truth of his past - that he had been a pawn in a larger game of manipulation and control. Horrified by the atrocities he had unwittingly committed under the veil of mind control, Barney resolved to break free from the shackles of his past and forge a new path forward.

Embracing his true identity as PowerGuard, Barney vowed to use his formidable abilities for the betterment of mankind, standing as a beacon of hope in a world besieged by darkness. With the support of his newfound friends and allies, Barney embarked on a journey of redemption, determined to right the wrongs of his past and make amends for the sins committed in his name.

Armed with the strength of his convictions and a steadfast resolve to protect the innocent, PowerGuard emerged as a symbol of courage and justice, his unwavering commitment to righteousness serving as a guiding light in the tumultuous landscape of heroism. As he battles against the forces of tyranny and oppression, Barney Brenton stands as a testament to the power of redemption and the enduring strength of the human spirit.

For more in regards to Barney such as Age, Ethnicity, Etc. You can read here (HIGHLY ENCOURAGED)

-- https://refsheet.net/CharacterFirstComics/powerguard

Reference in regards to his voice --

SuperFly/Teenage Mutant Ninja Turtles: Mutant Mayhem