Minecraft:Java Edition 18w21a

18w21a is the thirty-eighth Minecraft:snapshot for Minecraft:Java Edition 1.13 released on May 23, 2018<ref>Template:Snap</ref>.

Additions

Minecraft:NBT format

• Added the TreasurePosX, TreasurePosY, TreasurePosZ, GotFish, and CanFindTreasure tags for Minecraft:dolphins.

Settings

• New option in options.txt: mouseWheelSensitivity
  • Defaults to 1.0
  • Affects sensitivity of the Template:Mouse in-game

Changes

Mobs

• Minecraft:Dolphins now lead the player to treasures: when they are fed raw cod, they swim to the nearest Minecraft:shipwreck or Minecraft:underwater ruins if they can find one within their search radius.
• Mob yaw (left-right) head movement is now smooth.

NBT format

• The ench tag is now called Enchantments, and no longer has number IDs in each compound.

General

• Added (and fixed) item Minecraft:rarity colored tooltips for certain items:

Item	New rarity
Minecraft:Beacon	Rare
Minecraft:Chain command block	Epic
Minecraft:Command block	Epic
Minecraft:Conduit	Rare
Minecraft:Creeper head	Uncommon
Minecraft:Dragon egg	Epic
Minecraft:Dragon head	Uncommon
Minecraft:Dragon's breath	Uncommon
Minecraft:Elytra	Uncommon
Minecraft:Enchanted golden apple	Epic
Minecraft:Enchanted books	Uncommon
Enchanted items (excluding books)	Rare
Minecraft:End crystal	Rare
Minecraft:Bottle o' enchanting	Uncommon
Minecraft:Golden apple	Rare
Minecraft:Heart of the sea	Uncommon
Minecraft:Music discs	Rare
Minecraft:Nether star	Uncommon
Minecraft:Player head	Uncommon
Minecraft:Repeating command block	Epic
Minecraft:Skeleton skull	Uncommon
Minecraft:Structure block	Epic
Minecraft:Totem of undying	Uncommon
Minecraft:Wither skeleton skull	Uncommon
Minecraft:Zombie head	Uncommon
Attack speed (tools' info)	Dark green
Attack damage (tools' info)	Dark green

Trivia

• This snapshot was released on World Turtle Day.