Comic-Con: New 'Arrow' Villain & Hero Confirmed For Season 3 At WBTV 'Gotham' Premiere, 'Flash' & 'Constantine' Screening (Video)

After being a presence in Arrow throughout the second season, villain Ra's al Ghul is finally going to appear in Season 3 as is the hero Wildcat, fans at Comic-Con's Warner Bros TV and DC Comics mega screening learned tonight. While his face was not identified, the criminal mastermind was seen in full costume and with a sword in a previously unseen preview clip. Following up on a Facebook hint by Arrow lead Stephen Amell of Ted "Wildcat" Grant joining the show, producer Marc Guggenheim tonight c...