Arrow, Flash, Supergirl and Legends crossover posters assemble team

The CW’s heroes stand united in these new crossover posters

As the countdown to the big Arrow, The Flash, Supergirl and Legends Of Tomorrow crossover on The CW and Sky1 gets lower, we’re getting more and more sneak previews of what to expect.

First up, we have the below piece of footage that shows the army facing off against the alien Dominators. As you can see, it doesn’t go too well for them:

However, all’s not lost. Also lending a hand are the assembled heroes of the CW-verse, as depicted in the following posters: The Flash playing host to Barry Allen (Grant Gustin) and Cisco Ramon (Carlos Valdes); Supergirl hosting Kara (Melissa Benoist) and the Martian Manhunter (David Harewood); Arrow showing Oliver Queen (Stephen Amell), Felicity Smoak (Emily Bett Rickards) and John Diggle (David Ramsey), and the Legends Of Tomorrow poster assembling Sara Lance (Caity Lotz), Ray Palmer (Brandon Routh), Mick Rory (Dominic Purcell) and Firestorm (Franz Drameh).

The Arrow, The Flash, Supergirl and Legends Of Tomorrow crossover episodes will air on Sky1 at a later date. For all the latest TV news, pick up the new issue of SciFiNow.