'Flash' Meets Black Siren (In Canada?) For First 'Invincible' Photos

While we wait, check out the latest trailer again below, and stay tuned for more on the final Flash Season 2 episodes.

Meanwhile, Wally (Keiynan Lonsdale) takes to the streets to help The Flash stop the meta-humans, which worries Joe (Jesse L. Martin).

Iris (Candice Patton) and Henry (guest star John Wesley Shipp) are concerned about Barry taking on Zoom.