18w09a

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Minecraft 18w09a
18w09a.png
Edition

Java Edition

Type

Snapshot

Release date

March 1, 2018

Snapshot for

1.13

Download

Client (.json)
Server

Protocol version

363

Data version

1472

18w09a[1] is the twenty-third snapshot released for Java Edition 1.13, which added coral blocks and underwater ruins.

Additions[edit]

Blocks[edit]

Coral Block
  • Comes in 5 colors: blue, pink, purple, red, yellow
  • Turns into dead coral when placed out of the water.
    • Dead coral cannot be revived.
  • Only obtainable in the creative inventory.

World generation[edit]

Underwater ruins
  • Come in many different shapes and sizes.
  • Cold ruins can be found in cold and frozen ocean biomes regardless of depth.
  • Warm ruins can be found in warm, lukewarm, and deep lukewarm ocean biomes.
  • Can generate alone or as part of a big ruined village.
    • Can also generate out of the water, slightly underground or slightly above sea level.

Changes[edit]

Mobs[edit]

Phantoms
  • No longer spawn in the End.
  • Will now despawn during daytime.

Command format[edit]

Tags
  • Added the vanilla block and item tag minecraft:coral.
  • The minecraft:water_hacked tag now includes chests.

General[edit]

Optimizations
  • Optimized particle rendering slightly

Fixes[edit]

6 issues fixed
From released versions before 1.13
  • MC-118324 – One of magenta dye recipes is unlocked via getting Ink Sac
  • MC-118416 – Recipe for bowl not unlocked until bowl or mushrooms are obtained
From the 1.13 development versions
  • MC-125141 – Witch huts generated by new world generator don't spawn witches
  • MC-125451 – Crash when logging into multiplayer without logging into singleplayer first
From the previous development version
  • MC-126111 – Furnaces don't award recipes or experience when output is taken after a reload
  • MC-126150 – Furnaces don't account for multiple recipes with the same output when giving experience and smelting recipes

Video[edit]

Video made by slicedlime:

Trivia[edit]

  • Unlike most of the first-of-the-week snapshots, this was released on a Thursday instead of Wednesday, similar to the snapshots before 14w26a.

References[edit]

  1. "Minecraft Snapshot 18w09a" – Minecraft.net, March 1, 2018