Warner Bros. is once again offering exclusive key cards at nearly 40 participating hotels during Comic-Con 2016 (which is more than ever ebfore!). This year they are breaking out the WBTV DC Heroes and making nearly 40,000 room keys available in 6 different designs. Key cards will feature The Flash, Arrow, Gotham, Supergirl, DC’s Legends of Tomorrow, and Time After Time.

You can see all the key cards below.