Mojang 2012, Mojang was co-developing a video game codenamed "Rex Kwon Do" alongside an undisclosed developer. Before the title had reached a significant stage of development, Mojang cancelled the collaboration, due to their lack of involvement and influence on the project. In March 2012, Persson revealed that he would be designing a space sandbox game. Although Mojang teased with an April Fools' Day website based around "Mars Effect" (citing the Bethesda lawsuit), it was confirmed that the game was indeed in development, albeit with a different name. On 4 April, Mojang revealed the game's title to be "0x10", set in the
Minecraft its release, the "Minecraft VR" mod was discontinued by its developer due to trademark complaints issued by Microsoft, and "Vivecraft" was endorsed by the community makers of the "Minecraft VR" modification due to its Rift support and being superior to the original "Minecraft VR" mod. Also available is a Gear VR version, titled "Minecraft: Gear VR Edition". Windows Mixed Reality support was added in 2017. The only officially supported VR versions of "Minecraft" are "Minecraft: Gear VR Edition" and "Minecraft" on Windows 10 for Oculus Rift and Windows Mixed Reality headsets. A wide variety of user-generated downloadable content for "Minecraft",