Danielle Mackey is a gamer, game reviewer, vlogger, known for her "Trade Chat" YouTube videos, which she produces under the name "Panser", and for her appearances on the reality TV shows The Tester and King of the Nerds.Since 2009 she works full-time hosting a YouTube show called TradeChat about video games like World Of Warcraft. As of March 2015, her YouTube channel had attracted 330,000 subscribers.