Mercy Graves

Mercedes "Mercy" Graves is the bodyguard and assistant of Lex Luthor and an employee of LexCorp.

Early life
Mercy Graves was hired by Lex Luthor when he assumed control of LexCor, becoming his personal assistant and bodyguard.

Starro Siege (2020)
When an alien starfish invaded Earth, Lex ordered Mercy to shut down the building as spores began raining down infecting people.

Personality
Mercy speaks very little unless ordered to, being fiercely loyal to Lex Luthor and very disciplined in her work.

Physical description
Mercy Graves in a tall, well-built woman with long black hair and brown eyes. Lex demands that she always wears a suit when working.

Abilities

 * Hand-to-hand combat: Mercy is presumably efficient at combat, enough for Lex to hire her to be a bodyguard.

Season 1

 * Starro Attacks!

Behind the scenes

 * In the comics, Mercy Graves is Lex Luthor's personal bodyguard and assistant, though she has also been an Amazon and briefly operated as the vigilante Vanilla. She debuted in Detective Comics #735 in 1999.