to events or PvP combat. War Commander: Rogue Assault War Commander: Rogue Assault is a mobile-based massively multiplayer online real-time strategy game game. It takes place in a hypothetical post-apocalyptic World War III era. Players build and train their armies in an effort to take control of the remaining world with the help of their alliance. War Commander: Rogue Assault was released in December 2016 and developed with the help of Command & Conquer creator Louis Castle. War Commander: Rogue Assault is a free-to-play game available on both iOS and Android platforms. Siege: Apocalypse Siege Apocalypse is a free-to-play real-time strategy video game. It is a prequel to War Commander: Rogue Assault. Players enage in PVP battles with the objective to destroy the opponent's base. Players can earn and deploy units and tactics via collectible cards. Siege: Apocalypse was released in January 2022 and is available on iOS and Android platforms. Rise of Firstborn Rise of Firstborn is a free-to-play 4X strategy mobile game originally developed by Netmarble and published by Kixeye in 2021. The game was previously known as Iron Throne. Players collect heroes and build a kingdom where they can ally with other players in world PVP. Discontinued games Kixeye has developed multiple titles in its time that either made it to live and have since been shelved. This list includes the original tower defense game, Desktop Defender; a browser-based MOBA called Tome: Immortal Arena; and the game Backyard Monsters, which inspired much of the base-building RTS genre that followed. Backyard Monsters Development of Backyard Monsters started in 2009, but the game was not released until January 2010 as Desktop Creatures before being renamed by fan vote to Backyard Monsters. Backyard Monsters was released as a real-time strategy game on Facebook with "destruction and gore and mayhem", unlike other Facebook games at the time. In Backyard Monsters, players build a yard for their monsters, designed so that essential buildings are protected by defensive towers. If the player's yard is designed correctly, the defenses stop invading monsters who try to damage the buildings and loot resources. Backyard Monsters: Unleashed was a port to iOS released in October 2013. Executive producer David Scott said he designed the game to "be able to play a [real-time strategy] game in short sessions." An expansion for Backyard Monsters titled Inferno was released in January 2012 and in November 2012 a new world map