Java Edition 18w10a

18w10a is the twenty-fourth snapshot released for 1.13.

Blocks

 * Coral plant
 * Blue coral plant, pink coral plant, purple coral plant, red coral plant, and yellow coral plant.
 * Can only be placed underwater.

Items

 * Tropical fish bucket
 * Tropical fish spawn egg
 * Buried treasure exploration maps
 * Found in underwater ruins chests.
 * Leads the player to buried treasure.

Mobs

 * Tropical fish
 * Has 3072 different combinations of shape, color, and patterns.
 * Can be caught in a bucket. The fish variant is stored.
 * Found in warm and lukewarm oceans.
 * Drops clownfish.

World generation

 * Buried treasure
 * Has its own  loot table.
 * Buried treasure explorer maps can lead you to them.

General

 * Ability to put markers on maps.
 * Right click on a banner with a map to add it to the map.
 * Right click on the same banner again to remove it.
 * That map will show the base color of the banner at that spot.
 * Named banners will show their name on the map.
 * If a banner is destroyed, it will disappear when you get close while holding the map.
 * Uses the new  nbt for maps.
 * boolean for sounds.json.
 * When true, the game will load the sound file when loading the pack instead of when the sound is played. Defaults to.


 * Sounds
 * Underwater environment
 * Entering water makes a new sound.
 * Exiting water makes a new sound.
 * A looping sound has been added underwater
 * There are two additional sounds to this sound
 * One is rare, from it you can barely hear whales, jaw closing, and earth crack sounds.

Blocks

 * Kelp
 * Changed the texture slightly.
 * Coral
 * Changed the coral texture (except for dead coral).
 * Each color has a different texture

Items

 * Trident
 * Changed the trident's display model in the inventory.

Mobs

 * Phantom
 * Changed the phantom's model and texture.

Command format

 * Tags
 * Added the block and item tag.
 * The  block tag now includes coral plants.

General

 * Underwater visibility now changes per biome.