Java Edition 1.14

1.14 is an upcoming major update with no set release date. The theme has not been revealed yet, but it will introduce many new stairs and slabs. It will update either taiga, savanna or desert biomes. The first biome to be updated will be decided on during MINECON Earth 2018. 1.14 will not overhaul combat.

Blocks

 * Stairs
 * More stairs will be added.
 * Slabs
 * More slabs will be added.

World generation

 * Biomes
 * Either taiga, savanna or desert biomes will be updated.
 * The first biome to be updated will be decided on during MINECON Earth 2018.
 * However, it is still unclear if the 2 biomes that won't be chosen will be updated in 1.14 or after it.