Todd Rice

"Obsidian" is a member of the Justice Society of America.

Biography
After the Legends forced Albert Einstein to reveal Mileva Maric as a ghost collaborator, Obsidian and the Justice Society of America intercepted them, wanting to bring them in for questioning.

Powers

 * Shadow creation: Obsidian can dematerialize into a shadow/smoke-like state, he can also use this as a weapon and envelope the sky in complete darkness.

Trivia

 * In the DC Comics universe, Obsidian is Todd Rice, the son of the Golden Age Green Lantern Alan Scott, and the twin brother of Jennifer-Lynn Hayden, the superheroine known as Jade. The twins were both members of Infinity Inc., the supergroup formed by the children and heirs of the JSA.