Machinima, a US-based YouTube video entertainment network and app publisher aimed at 18-34 year-old males and claiming to be “a network for the gamer lifestyle and beyond”, has closed an $18m series D financing led by Warner Bros. Entertainment. Also participating in this financing were Machinima’s other existing investors, MK Capital, Redpoint Ventures and Google Capital

In total, Machinima has now raised just over $67m.

Allen DeBevoise, chairman and CEO, Machinima said: “We are thrilled to be partnering…