 Image & Form's portfolio diversified when it released its first iOS game, "Gyro the Sheepdog", in late 2009.Following onto this, Image & Form also released "Mariachi Hero", "Hugo Troll Race", and, in October 2011, "Anthill".Its most successful series of games, "SteamWorld", started with the release of "SteamWorld Tower Defense" on Nintendo DSi in 2010.