'Supergirl' CW Crossover, 'Frequency' Teased in CW Trailers
Just this morning we learned that Supergirl’s move to The CW would of course bring about a massive four-way crossover with The Flash, Arrow and Legends of Tomorrow, and might our first teaser have already arrived? No, but The CW got real cute teasing Kara joining the ranks of our other DC heroes, also releasing the first trailer for Supernatural boss Jeremy Carver’s Frequency reboot.