From Minecraft Wiki
Jump to: navigation, search

Java Edition



Release date

May 25, 2016

Snapshot for



Client (.json)

Protocol version


Data version


16w21a is the second snapshot released for 1.10.[1]

This version was previously removed from the launcher for some time, but was added back in September 2018.


NBT Tags
  • FallFlying
    • Allows mobs to use elytra when they fall
      • Mobs lose ability to fly after touching the ground


Bone blocks
  • No longer transparent.
Chorus fruit
  • Can now teleport riders from their mounts.
  • Can now equip shields onto entities.
Ender pearls
  • Can now teleport riders from their mounts.
End portals
  • Now replace any blocks inside the portal frame ring when activating.
Fishing Rod
  • Can now pull items to the player
Rails (all types)
  • Bounding box for ascending rails is a full block (formerly only 532 of a block tall).
Structure block
  • No longer emit light.
  • Added "Structure Integrity and Seed" to load mode (NBT tags integrity and seed respectively)
NBT Tags
  • IsVillager and VillagerProfession tags now removed fully, replaced by the ZombieType first added in 16w20a.
  • fallingdust now can be summoned, making use of the params argument like blockcrack and several other particles do.
    • example: /particle fallingdust ~ ~ ~ 0 0 0 0 1 0 @p 10 will summon a particle matching the color of lava (block 10)
  • Blacksmiths now generate with cobblestone in all biomes (rather than acacia logs in savannas and sandstone in deserts)
  • No longer despawn.


25 issues fixed
From released versions before 1.10
  • MC-10046 – Random destination routine has a small statistical tendency to move more north west (fix included)
  • MC-28424 – Untamed wolves and ocelots disappear
  • MC-82425 – Insertion tag (tell raw) won't work on servers
  • MC-84422 – No teleportation from any vehicle
  • MC-93642 – XPOrb texture turns gray right before reaching player
  • MC-93830 – Wolf tail height is not based on ratio of Health to maxHealth
  • MC-95910 – Unable to activate end portal with non-air blocks in the middle
  • MC-95973 – Adult Horse/Donkey Pathfinding Issue: 1 block elevations treated as 'non-traversable' terrain in certain configurations
  • MC-96131/execute detect command causing entities within a chunk to be scoreboard reset
  • MC-96269 – Skeletons, stray, witches, blazes, guardians and snowman can't shoot while in boats
  • MC-97201 – Elytra stops working on relog
  • MC-97526 – Signs, banners, skulls and chests are flashing when item spawner is nearby
  • MC-97602 – Shift+clicking shield from inventory to shield slot
  • MC-99945 – Cooked fish with numeric IDs not imported properly
  • MC-101001 – Fishing rod cannot pull items
From the previous development version
  • MC-101680 – Batching chunks
  • MC-102052 – Structure Blocks don't save properly
  • MC-102068fallingdust Particle doesn't seem to work
  • MC-102069 – Bone block is handled as a transparent block
  • MC-102085 – New Polar Bear mob got stuck in standing position.
  • MC-102091 – blocks hitbox/f3 crosshair issues
  • MC-102103 – Savanna village blacksmith buildings burn themselves down
  • MC-102125AreaEffectCloud with fallingdust particle crashes client "Exception while adding particle"
  • MC-102209 – Structure Blocks melt snow
  • MC-102238 – Surface-level Abandoned Mineshafts generate outside Mesa and its Variants


Video made by slicedlime: