This year’s epic Arrowverse crossover, “Elseworlds,” is less than a week away – and this looks to be the craziest collaboration between the shows yet, one that introduces several key new characters to the Arrowverse and sees Barry Allen and Oliver Queen trade superhero identities for a while.
The CW has debuted a new trailer and several new photos for this three-episode crossover, shedding a bit more light on a story that’s been shrouded in mystery up till now. Watch the trailer above, check out our slideshow of the images below, and then scroll down to see how many new plot details we’ve been able to glean.
Source: IGN.com All the Clues We've Found for the Next Arrowverse Crossover