The CW has just dropped a trailer for it’s big superhero crossover event – mixing the characters of “DC’s Legends of Tomorrow”, “Supergirl”, “Arrow” and “The Flash” – before it all gets underway next week.
“Heroes and Aliens” will see both good and bad team up to bring down aliens (The Dominators) hellbent on destroying Earth.
The four-part miniseries begins Monday night on ”Supergirl”, and continues with Tuesday’s episode of ”The Flash”, Wednesday’s Arrow and Thursday’s ”DC’s Legends of Tomorrow”.