Java Edition 18w21a

18w21a is the thirty-eighth snapshot released for 1.13.

Additions

 * NBT tag
 * Added the,  ,  ,  , and   NBT tags for dolphins.


 * Settings
 * New option in options.txt: mouseWheelSensitivity
 * Defaults to 1.0
 * Affects hotbar scroll speed

Changes

 * Mobs
 * Dolphins will now lead the player to treasures: when they are fed raw cod, they will swim to the nearest shipwreck or underwater ruins.
 * Mob yaw (left-right) head movement is now smooth.


 * Command format
 * The  NBT tag is now called , and no longer has number IDs in each compound.


 * General


 * Added (and fixed) colored tooltips for certains items:

Video
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