Patrick "Eel" O'Brian is the fictional vigilante known as Plastic Man within the DC Universe. O'Brian gained powers after being exposed to a large amount of chemicals after trying to do a criminal heist after his partner is abandoned him. Afterwards Patrick decided to become a vigilante instead of criminal. He debuted in Police Comics #1 (August 1941), at first apart of Quality Comics from 1941 to 1956. However, DC acquired the rights to the character who has been a part of the DC Universe since 1966.