[s6e4] There Will Be Blood [ 2026 ]

Rosso's transformation into the villain is completed in a chilling hospital sequence where not even Barry can pull him back from the dark side. 🗺️ Nash Wells and The Monitor

: Desperate to cure his fatal HCLS, Rosso abandons his Hippocratic oath entirely. [S6E4] There Will Be Blood

While Team Flash grapples with grief, Dr. Ramsey Rosso (Sendhil Ramamurthy) officially crosses the point of no return. Rosso's transformation into the villain is completed in

: By utilizing dark matter and human blood to survive, he turns innocent victims into his own personal, zombie-like blood bank. zombie-like blood bank.