Update Aquatic

The Update Aquatic is the name for Java Edition version 1.13. It is also coming to the Bedrock Edition, with the first part being 1.4, containing the features that were adding in the various 1.2.x builds. All of these updates have been, or are set to be released in Q2 2018.

The official name for the update, the Update Aquatic, was revealed on November 18, 2017, during the MineCon Earth livestream, at which time it was to be released as 1.14.

Additions

 * New blocks:
 * Trapdoors, pressure plates, and buttons for the other 5 types of wood besides oak
 * 10 types of coral block, 5 types of corals, and 5 types of coral fans
 * Kelp
 * Dried kelp block
 * Sea grass
 * Sea pickles
 * Turtle eggs
 * Blue ice
 * Conduit
 * Bark blocks and stripped logs
 * Bubble columns, created by magma blocks or soul sand in water
 * Prismarine stairs and slabs
 * New items:
 * Trident
 * Scute
 * Turtle shell
 * Dried kelp
 * Phantom membrane
 * Heart of the sea
 * Nautilus shell
 * Potion of the Turtle Master
 * Arrow of the Turtle Master
 * Potion of Slow Falling
 * Arrow of Slow Falling
 * Debug stick
 * Buried treasure explorer map
 * Spawn eggs for turtles, phantoms, cod, salmon, puffer fish, tropical fish, and drowned
 * Fish buckets: cod, salmon, puffer fish, and tropical fish
 * New Status Effects:
 * Slow Falling
 * Conduit Power
 * New enchantments: Loyalty, Impaling, Riptide, and Channeling
 * New mobs:
 * Phantom
 * Dolphin
 * Turtles
 * Drowned
 * Fish mobs:
 * Cod, salmon, puffer fish, and 2,700 types of tropical fish
 * New generated structures:
 * Shipwrecks
 * Icebergs, which generate in frozen ocean biomes
 * Underwater ruins
 * Buried treasures
 * Underwater caves and ravines
 * Coral reefs
 * New biomes:
 * Warm, lukewarm, and cold variants of ocean and deep ocean biomes, as well as a deep frozen ocean biome
 * Divided the End up into separate biomes: Floating, Medium, High, and Barren islands.
 * World types:
 * Buffet mode
 * Data packs
 * Custom recipes.
 * Custom tags.
 * Item forms for mushroom blocks, bark blocks, and double slabs.
 * 3 new commands:, , and.
 * A command suggestion UI.
 * Changed pumpkin texture, and renamed the old texture to "carved pumpkin", available when a pumpkin is right-clicked with shears.
 * Water source blocks can now be placed inside of semi-transparent blocks such as stairs and slabs

Changes

 * Magma blocks generate in ocean biomes, causing downward bubble columns
 * Dropped items in water will now float towards the surface
 * Replaced and changed many commands
 * The flattening
 * New horse model
 * New water texture
 * Item frames can be placed on the floor and the ceiling
 * Squids now shoot ink when attacked
 * This feature was ported from Bedrock Edition
 * The player's oxygen no longer generates instantly when out of water
 * Changed underwater visibility
 * Maps can now be marked using banners
 * Named banners will show their names under that marker on the map
 * Shulker boxes can now be undyed using a cauldron