Watch Arrow and The Flash Crossover – Legends of Yesterday – Trailer
Watch a glimpse of the crossover episodes of the Arrow and The Flash with the following trailer from The CW. The episodes which will be a 2 night part can be watched beginning December 1. The Flash, Arrow
and the rest of the super heroes from Central City and Startling City join forces as they face a new breed of evil that requires they unite to overcome this.
If you want to watch these episodes online, you can visit the following online TV series
sites: TVReap, Telepisodes, and WatchSeries1.