The character appeared as a recurring cast member on The CW television series third season of The Flash played by Tom Felton.

The character makes his cinematic debut in the DC Extended Universe film The Flash, played by Rudy Mancuso.

The character of Albert Desmond, created by John Broome and Carmine Infantino, first appeared in Showcase #13 (April 1958) as Mister Element.

He escapes jail, finds the Philosopher's Stone, and uses its power to transmute elements to restart his criminal career under a new identity – Doctor Alchemy.

Shortly after, a new Doctor Alchemy appears and is revealed to be his astral twin "Alvin" Desmond, with whom he shares a psychic link.

After escaping from prison, Engstrom donned his own Dr. Alchemy costume and set out to retrieve the microchip that had been taken from him by Miglian, calling himself the Alchemist.

Alexander Petrov is a criminologist working for the Keystone City Police Department who used an ice-based weapon created by Mister Element to commit crimes and further his career.