Java Edition 18w19a

18w19a is the thirty-third snapshot released for 1.13.

Additions

 * General


 * New Buffet generation type: Caves
 * Similar to the Nether generation.


 * Gameplay


 * New effect called Dolphin's Grace
 * Makes the player swim faster.
 * Acquired by swimming near dolphins.

Changes

 * General
 * Due to changes in world generation, worlds from previous snapshots will no longer work
 * Improved the upgrade paths from old versions
 * Updated the credits list
 * New sounds for conduit and beacon
 * Changed names of several biomes:


 * Changed turtle egg inventory item texture
 * Experience orbs will now float up in water.
 * Heart of the Sea now generate in buried treasure chests (as stacks of 1).
 * Phantom spawn eggs now look more like the mob's updated texture.
 * Clownfish item renamed to "Tropical fish".
 * The "How Did We Get Here?" advancement now includes the Conduit Power status effect.


 * Commands
 * The output of the command can now be copied


 * Mobs
 * All undead mobs except for zombie horses now sink
 * Skeleton horses are now rideable underwater.
 * Phantoms now flap their wings smoother and faster
 * Parrots will now imitate phantoms and drowneds.
 * Phantoms will now drop experience.
 * If dolphins start drowning, they will now swim to the surface.


 * World generation
 * Sea grass now generates in underwater caves