Minecraft of the alpha version of the game expanded. Persson continued to update the game with releases distributed to users automatically. These updates included new items, new blocks, new mobs, survival mode, and changes to the game's behavior (e.g. how water flows). To back the development of "Minecraft", Persson set up a video game company, Mojang, with the money earned from the game. On 11 December 2010, Persson announced that "Minecraft" was entering its beta testing phase on 20 December 2010. He further stated that bug fixes and all updates leading up to and including the release would still be free.
Lego Minecraft with custom moulds for the character heads, tools and certain body parts (for example the Creeper, which consists of primarily a single moulded piece for its torso and legs). When asked about Lego Minecraft's beginnings, Mojang chief executive officer Carl Manneh stated that "it was one of the first things we talked about when we started Mojang." Mojang started the project on the Lego CUUSOO program, which required ten thousand signatures for the project to be approved. With the strong support of the "Minecraft" community, the signature objective was achieved within a matter of days, and the development of the