Guns of Icarus Online is a steampunk-themed multiplayer first-person shooter video game developed and published by Muse Games. It is a follow-up to Guns of Icarus, and was released on October 29, 2012. On December 23, 2011, Muse Games launched a Kickstarter project to raise $10,000 to partially fund the development of Guns of Icarus Online, and the company subsequently received $35,237 at the close of the bidding on 21 February 2012. Following the completion of their fundraising campaign, Muse Games co-developer Eric Chung announced that Guns of Icarus Online would enter closed beta on April 10, 2012.