It looks like there will be an new Black Canary on Arrow to replace the late Laurel Lance. Tina Boland, played by actress Juliana Harkavay, 1st appeared on last week episode. She makes her full debut this week. Unlike, Laurel lance who had to use a device built by Team Flash's Cisco to do sonic cries, Boland is a metahuman who produces a similar effect under her own power.