Soldiers Inc. is a 2013 free-to-play massively multiplayer online real-time strategy video game developed by Plarium Games for Facebook. The video game was made available to play on July 25, 2013. On November 10, 2015, a special time-limited Alien vs. Predator event was launched in the game, introducing a host of new Xenomorph and Yautja units, along with a campaign mode loosely inspired by the film Alien vs. Predator. The event lasted for 90 days, ending on February 8, 2016.