Nival is a Russian video game developer. According to some sources, it is one of the largest developers in the country. Nival's primary focus is on real-time strategy games. Its best-known products would probably be Etherlords, Blitzkrieg, and Silent Storm. The company also released the fifth game in the Heroes of Might and Magic series, a franchise owned by Ubisoft. Nival Interactive changed its name on July 6, 2009. Astrum Nival is the part of Astrum Online Entertainment that focuses on client-based free to play online games; Nival Group is the minor shareholder.