Update 0.16.0

Update 0.16.0 (AKA The Boss Update) is an upcoming update for Minecraft Pocket Edition. It was slated for release on October 18, 2016, but was delayed. It will be released on October 21, 2016.

The Beta Builds for the Update have been released, and the final build was Build 5.

General

 * Custom Resource Packs
 * Commands
 * Currently, only 20 Commands available
 * Add-Ons
 * Loot Tables
 * Search Box in Creative Mode (Windows 10 only)
 * Version Exclusive:  Has a Magnifying Glass icon
 * Various new sounds

Blocks and Items

 * Prismarine
 * Prismarine Bricks
 * Dark Prismarine
 * Sea Lanterns
 * Prismarine Crystals
 * Prismarine Shards
 * Elder Guardian Spawn Egg
 * Guardian Spawn Egg
 * Nether Stars
 * Wet Sponge
 * Beacons
 * Version Exclusive:  Potion of Decay
 * Version Exclusive:  Arrow of Decay

Biomes

 * Deep Oceans

Generated Structures

 * Ocean Monuments

Mobs

 * The Wither
 * Version Exclusive:  Spawns Wither Skeletons when it reaches 50% Health.
 * Guardians
 * Elder Guardians

Status Effects

 * Mining Fatigue
 * Haste

Technical

 * New Settings Screen Layout
 * New Create World and Pause Game UI
 * Customized Buttons for In-Game Actions

Tweaks

 * Mining Fatigue status effect is now obtainable in Survival through Elder Guardians

Blocks and Items

 * Version Exclusive:  Maps show different colors according to different biomes.
 * Sponges now soak up water.
 * Sponges have updated texture.
 * Blocks of Iron, Gold, Emerald, and Diamonds can now be used to 'power' Beacons.
 * All types of Monster Eggs are now available in the creative inventory.