Mojang the continued development of "Minecraft". Within a year, the company grew to a size of twelve employees, with their second video game, "Scrolls", in development, as well as serving as the publisher of "Cobalt". In 2011, Napster founder and former Facebook president Sean Parker offered to invest in Mojang, but was declined. By March 2012, the company had accumulated revenues of over $80 million. In September 2012, Mojang began a partnership with United Nations Human Settlements Programme called "Block by Block", which entails having "Minecraft" players constructing sites in-game to use as a basis for assisted development of the village
Mojang initiative started in October 2011, "Mina Kvarter" (My Block), which gave young people in Swedish communities a tool to visualize how they wanted to change their part of town. According to Manneh, the project was a helpful way to visualize urban planning ideas without necessarily having a training in architecture. By 2016, 300 of the areas UN-Habitat plans to remodel will be recreated in "Minecraft". ZeniMax Media, the parent company of Bethesda Softworks, filed a lawsuit against Mojang on 27 September 2011, claiming that Mojang's planned trademark of the title, "Scrolls", infringed upon Bethesda's trademark of "The Elder Scrolls" series.