Beast boy was born with a rare illness called Sakutia and was cured by a serum from a green monkey and it turned his skin and hair green and gave him the ability to shape into any animal he wanted to.
Identity: Garfield Mark Logan
Powers: Agility, Animal attributes, Animal oriented powers, Durability, Empathy, Flight, Natural armor, Natural weapons, Shapeshifting, Size changing, Sub-mariner, Super speed, Super strength, and Wallcrawling
First appearance: Doom Patrol #99 (November, 1965)
Overall power score:6