Mary Hamilton (Earth-1: Pre-Crisis)

"With one more saved life, one more cancer-free scan, one more smile because if we can do that every day, together, we can leave this world a better place than how we found it."

- Dr. Mary Hamilton, M.D.

Dr. Mary Hamilton, M.D. was a medical student and the owner of a secret clinic in Gotham City. After finding out about her step-sister's identity as the Batwoman, she joined her and became a member of the Bat Team.

Powers

 * Poison Ivy's Infection: Mary was kidnapped by Poison Ivy for hours and woke up on a bench in Gotham Park. She later showed extreme compassion on plants and suffered from itching on her forearm. The vine that tangled on Mary was soon brought to Renee Montoya, who was able to deduce that Poison Ivy had infected Mary.

Former Powers

 * Healing Blood:

Abilities

 * High-level Intellect:
 * Medical Knowledge: Mary is the owner of her clinic and a student of med school.

Former Equipment

 * Guns:
 * Laser Saw:

Trivia

 * Mary owns a Porsche car licensed 2R7-6W5.