Marcus (Earth-Prime)

"There's this quote from Plato that's always stuck with me. He said that plants grow their roots towards the earth, but people, we're heavenly plants, meaning that our roots, they grow upward, towards our heart. But those roots, they need to be cared for, tended, like any plant... Or your heart will break before it even has a chance to grow."

- Marcus to Caitlin Snow

Dr. Marcus is a botanist and the ex-boyfriend of Caitlin Snow.

Abilities

 * Botany: Marcus holds the title of Doctor and is an experienced botanist.

Trivia

 * According to Alex Danvers, Marcus assisted the DEO to develop an algorithm that worked at the speed of light. However, he was later said to be a botanist by . It is possible that Marcus' field of expertise shifted when the timeline was reset by The Flash.