## What is it? Debug mode is a world type which generates a world containing all block data types in all states. It is very useful for developers and resource pack creators. It contains a total of 5274 unique block types and states. The gamemode is set to spectator by deafult. Breaking or placing blocks is impossible. ## How can I enter or create this world? On the 'create world' screen, hold <kbd>↑ Shift</kbd> and left click until 'Debug mode' appears. It should be after the customised world type. Note that debug mode is only available in 1.8 and above. [![clicking the world type button][1]][1] [Source][2] [1]: https://i.sstatic.net/jvfC3.gif [2]: https://minecraft.wiki/w/Debug_mode