The CW has revealed a first-look poster for another upcoming episode of The Flash, which features none other than Candice Patton’s Iris West suiting up for some speedster action. Peep the full poster below!

“Team Flash confronts a new bus meta, Matthew AKA Melting Pot (guest star Leonardo Nam), with the ability to swap people’s DNA. During a battle with Team Flash, Harold transfers Barry’s (Grant Gustin) super speed to Iris (Candice Patton). Now, with a new threat unleashed on Central City, Barry must act as the team leader while Iris takes on the mantle of superhero speedster in order to defeat their new foe.”

The episode was directed by Harry Jierjian and written by Eric Wallace.

The Flash Stars:

Grant Gustin as Barry Allen/The Flash, Candice Patton as Iris West, Danielle Panabaker as Caitlin Snow, Carlos Valdes as Cisco Ramo, Tom Cavanagh as Dr. Harrison Wells, and Jesse L. Martin as Detective Joe West. New additions to the cast are Katee Sackhoff as the villain Amunet Black and Hartley Sawyer as Ralph Dibny, aka Elongated Man.