I don't think you need to watch Arrow and Flash to...

I don't think you need to watch Arrow and Flash to appreciate what it is Legends has to offer. The beauty of this show - and they do this on Flash, and they did this on Arrow - is that we do spend time on character. We do spend time on backstory. We do take a moment in between the sci-fi special effects to tell you who these people are, so that when something happens to them, you actually care.