User blog comment:Iloriac/Arrow Season 4 issues/@comment-28835160-20151115012048

Like you said Dahrk is like Ra's. Ra's wasn't threatning until he pushed Ollie off the cliff. We just have to wait for Dahrk's moment. I think it is probably connected to whoever is in that grave. When he kills whoever is in that grave then we will see how threatning and evil he really is.