ARROW/THE FLASH 'Heroes Join Forces' Extended Trailer

Still from "Arrow" "Flash" crossover
Credit: The CW

The second annual Arrow / The Flash crossover is beginning to take shape, as the CW has released an extended trailer for the "Heroes Join Forces" event. Take a look at Vandal Savage with his knives out, and Hawkgirl finally spreading her wings.

The two-part crossover begins Tuesday, December 1 on CW's The Flash.

Similar content
Twitter activity