Java Edition guides/Adventure Update

This guide is a simplified overview of all the changes in the Adventure Update ( Beta 1.8.x - 1.0.x releases), which assumes at least some familiarity with Beta 1.7.x releases.
== Mobs ==
=== New ===
Mooshroom 		
* Mushroom Islands	
* (when killed by a player or tamed wolf)	
* Use a bowl on it to get Mushroom Stew.
* Can be sheared, which drops red mushrooms and turns it into a normal cow.
* Otherwise functions identically to a cow.
Snow Golem 				
* Will attack hostile mobs by throwing snowballs at them.
* Is passive towards players.
Villager 		
* Villages	
* None	
Magma Cube 		
* The Nether	
*Large: (when killed by a player or tamed wolf)
*Medium: (when killed by a player or tamed wolf)
* Small: (when killed by a player or tamed wolf)	
* Come in 3 sizes.
* The 2 larger sizes split into multiple smaller versions when killed.
Blaze 		
* Nether Fortresses	
* (when killed by a player or tamed wolf)	
* There are spawners in nether fortresses.
* Can hover in the air.
* Launch fireballs that ignite any block, mob or player that is hit.
Cave Spider 		
* Mineshafts	
* (when killed by a player or tamed wolf)	
* There are spawners in mineshafts.
* Can poison players.
* Smaller than normal spiders, letting them fit through 1-block wide spaces.
Silverfish 		
* Strongholds	
* (when killed by a player or tamed wolf)	
* There are spawners in strongholds.
* Spawn when an infested block is broken.
Enderman 		
* Dark environments in The Overworld
* The End	
* (when killed by a player or tamed wolf)	
* If a player "stares" at it, it will attack the player.
* Have the ability to teleport, and will periodically do so while attacking.
* Will teleport away from projectiles and sunlight.
* is harmed when in contact with water.
Ender Dragon		
* The End	
*,000	
* The final boss of the game.
== Blocks ==
=== New ===
Monster Egg Blocks 		
* Creative mode inventory only.	
* Pickaxe (does not drop item)	
* When mined, a silverfish spawns that immediately attacks the player.
Stone Bricks 			
* Pickaxe	
*Building material
Mossy Stone BricksandCracked Stone Bricks		
* Generate in strongholds.	
* Pickaxe	
*Building material
Stone BrickSlabs and Stairs 			
* Pickaxe	
*Allows players to walk upwards without jumping.
BrickSlabs and Stairs 			
* Pickaxe	
*Allows players to walk upwards without jumping.
Fence Gate 			
* Axe	
* While closed, mobs and players cannot jump over it.
Glass Pane 			
* Pickaxe (only drops if Silk Touch is used)	
* Can be used as a transparent decorative block.
Iron Bars 			
* Pickaxe	
* Can be used as a transparent decorative block.
Cauldron 			
* Pickaxe	
* A decorative block that can store water.
Brewing Stand 			
* Pickaxe	
* Used to create potions
Enchantment Table 			
* Pickaxe	
* Used to enchant tools, weapons and armor
Melon 			
* Sword/Axe	
* Drops melon slices when broken.
Melon Stems andPumpkin Stems 		
*Created by planting the corresponding seeds on farmland.	
*Any	
*Mature stems randomly grow melons or pumpkins on adjacent farmland blocks.
Vines 		
* Generates on oak trees in swamps.	
* Shears	
* Can be placed on the side of any block that fills its whole cube and blocks entity movement.
Lily Pad 		
* Generates in the water in swamps.	
* Any tool	
* Can be used to stand on water.
Mycelium 		
* Generates instead of grass on the surface of mushroom biomes.	
* Shovel	
* Mushrooms can grow on this block regardless of light level.
Mushroom Block 		
* Can only found as part of huge mushroom structures.	
* Axe	
* Drops mushrooms of the same color.
* Not obtainable without commands in this version.
Nether Bricks 		
* Generates in nether fortresses.	
* Pickaxe	
*Building material
Nether Brick Stairs 		
* Generates in nether fortresses.	
* Pickaxe	
* Can be used as a building block.
Nether Brick Fence 		
* Generates in nether fortresses.	
* Pickaxe	
* Functions the same as normal fences.
Nether Wart Crops 		
* Can be found growing inside special rooms in nether fortresses.	
* Any tool	
* An essential ingredient in potions
End Portal Frame 		
* Found in stronghold portal rooms.	
* Indestructible	
* Putting an eye of ender into each portal frame block activates the end portal.
End Portal (block) 		
* Created when an end portal is activated.	
* Indestructible	
* Entities and players that touch this block are teleported to the end.
End Stone 		
* Generates in the end.	
* Pickaxe	
* One of the few materials not destroyed by the ender dragon.
Dragon Egg 		
* Obtained from defeating the ender dragon.	
* Any tool	
* The rarest item in the game, only one will naturally exist per world.
== Items ==
=== New ===
Music Disc 		
* Added multiple new discs that are only obtainable in creative mode.	
* Added the "Blocks", "Chirp", "Far", "Mall", "Mellohi", "Stal", "Strad", "Ward" and "11" music discs.
* Can be played in a Jukebox to produce music.
Raw Chicken 		
* Obtained by killing Chickens.	
* Restores and 1.2 saturation.
Cooked Chicken 			
* Restores and 7.2 saturation.
Raw Beef 		
* Obtained by killing Cows.	
* Restores and 1.8 saturation.
Steak 			
* Restores and 12.8 saturation.
Rotten Flesh 		
* Now drops from zombies and zombie pigmen.
* Replaces feathers and cooked porkchops as the drops of those mobs.
* Gives you the Hunger debuff.	
* Restores and 0.8 saturation.
Melon Slice 		
* Obtained by breaking Melons.	
* Restores and 1.2 saturation.
* Used to craft glistering melons.
Melon Seeds 		
* Found in mineshaft chests.	
* Melon seeds are used to grow melons.
Pumpkin Seeds 		
* Found in mineshaft chests.	
* Pumpkin seeds are used to grow pumpkins.
Ender Pearl 		
* Obtained by killing Endermen.	
* When thrown, will teleport the player wherever it lands.
* Used to craft the Eye of Ender.
Eye of Ender 			
* When thrown, flies in the direction of the stronghold.
* Used to activate the End Portal.
Blaze Rod 		
* Obtained by killing Blazes.	
* Used to craft brewing stands.
* Used to craft blaze powder.
Blaze Powder 			
* Used to craft strength potions.
* Used to craft the Eye of Ender.
Magma Cream 			
* Used to craft fire resistance potions.
Spider Eye 		
* Obtained by killing Spiders.	
* Used to craft poison potions.
* Used to craft fermented spider eyes.
Fermented Spider Eye			
* Used to reverse the effects of potions.
* Used to craft weakness potions.
Ghast Tear 		
* Obtained by killing Ghasts.	
* Used to craft regeneration potions.
Gold Nuggets 		
* Also drop from zombie pigmen.	
* Used to craft gold ingots.
* Used to craft glistering melons.
Glistering Melon 			
* Used to craft healing potions.
Nether Wart 		
* Found growing in special rooms inside Nether Fortresses.	
* Can be farmed on soul sand in The Nether.
* An essential ingredient in potions.
Glass Bottle 			
* Can be filled with water.
Water Bottle 		
* Obtained by using a glass bottle on water or a cauldron.	
* Can be used to create potions.
== Potions ==
=== New ===
		
* None
		
* None
		
* None
		
* Instant Health
		
* Fire Resistance
		
* Regeneration
		
* Strength
		
* Swiftness
		
* Poison
		
* Weakness
		
* Instant Damage
		
* Slowness
== Effects ==
=== New ===
Speed 		Potions of Swiftness 	Increases Movement Speed
Slowness 		Potions of Slowness 	Decreases Movement Speed
Haste 		None 	Increases Mining Speed
Mining Fatigue 		None 	Decreases Mining Speed
Strength 		Potions of Strength 	Increases Attack Strength
Weakness 		Potions of Weakness 	Decreases Attack Strength
Jump Boost 		None 	Increases Jump Height
Nausea 		None 	Distorts the Screen
Regeneration 		Potions of Regeneration, Golden Apples	Health increases over time
Poison 		Potions of Poison 	Health decreases over time
Resistance 		None 	Decreases damage taken
Fire Resistance		Potions of Fire Resistance 	Provides immunity to fire and lava
Water Breathing		None 	Provides immunity to drowning
Invisibility 		None 	Makes the subject invisible
Blindness 		None 	Decreases Vision
Night Vision 		None 	Increases Vision
Hunger 		Rotten Flesh, Raw Chicken 	Increases hunger loss rate
Instant Health 		Potions of Healing 	Health increases immediately
Instant Damage 		Potions of Harming 	Health decreases immediately
== Non-mob entities ==
=== New ===
Experience Orbs		
* Can be obtained by gathering experience orbs from defeating mobs and players.		
* Adds to the player's total experience when collected.
End Crystal 		
* Generates on top of end pillars.		
* Creates a beam that heals the ender dragon.
== Structures ==
=== New ===
Village 		Plains 	Can generate blacksmith buildings with 1 chest 	Villagers 	
*Clusters of buildings made from oak wood and cobblestone connected by pathways.
Huge mushroom 		Mushroom biomes	No 	None 	
*The giant forms of mushrooms.
Ravine 		Underground 	No 	None 	
*long and tall cracks of air that carve a large empty space into the earth.
Mineshaft 		Underground 	Chests are randomy scattered throughout the structure 	Cave Spiders from spawners, other monsters from natural spawning 	
*Maze-like tunnel systems filled with wooden supports and minecart rails.
Nether Fortress 		The Nether 	No 	Blazes from spawners, magma cubes and zombie pigmen 	
*Huge elevated netherbrick fortresses that spawn in the nether.
Stronghold 		Underground 	Chests can be found in multiple different types of rooms	Silverfish from spawners and infested blocks, other monsters from natural spawning	
*Large subterranean fortresses made from stone bricks and other materials.
*Contain portals to the End.
Obsidian platform		The End 	No 	None 	
* Where players entering The End always spawn.
Obsidian Pillar 		The End 	No 	None 	
* Generate throughout the end's central island.
* Are capped by an End Crystal that heals the enderdragon.
Exit Portal 		The End 	No 	None 	
* The only way back to the Overworld without dying.
* Contains the Dragon Egg.
== Biomes ==
An entirely new terrain generator has been added, containing numerous new Biomes:
=== New ===
Forest 		
* Very similar to beta forests	
*Oak trees
*Birch trees
Plains 		
* Larger than before	
* Villages
Desert 		
* Larger than before	
* Cacti
Swamp 		
* A flat biome with vine-covered trees and large shallow lakes	
* Oak trees
Extreme Hills 		
* A biome with bluish grass and very tall mountains	
* Oak trees
Taiga 		
* A snowy forest with spruce trees	
* Spruce trees
Ice Plains 		
* Similar to plains, but snowy	
* Oak trees
Ice Mountains 		
* Similar to extreme hills, but snowy	
* Oak trees
River 		
* A long and thin canal of water	
Frozen River 		
* The snowy variant of rivers	
Ocean 		
* Replaces old oceans (generated structures).
* Deeper and vaster than before.
* Floor is now made up of sand, dirt, and clay.
* Clay is now more commonly found due to this.	
Frozen Ocean 		
* The snowy variant of oceans	
Mushroom Island 		
* A rare biome often found on islands in the ocean, covered in mycelium and giant mushrooms	
* Huge mushrooms
Mushroom Island Shore		
* The flat shores of mushroom islands	
* Huge mushrooms
The End 		
* A new dimension containing the ender dragon	
* Obsidian platform
* Obsidian pillar
* Exit portal
== Gameplay ==
=== New ===
Creative Mode	A new gamemode in which the player can fly, cannot take damage, can break any block instantly, and has an inventory containing an infinite supply of most blocks and items.
Flying 	A new ability available in creative mode, activated by double-tapping the jump key.
Sprinting 	Double-tapping the forward key allows you to move faster at the cost of losing hunger.
Hunger 	Food no longer instantly heals, but instead fills up a hunger bar. Sprinting and regenerating health drains hunger.
Experience 	Killing mobs gives you experience points which can be used in enchanting.
Enchanting 	Using an enchanting table you can spend experience points to apply enchantments to items.
Brewing 	Using a brewing stand you can brew ingredients into water bottles to create potions.
== Enchantments ==
=== New ===
Enchantment 	Max Level	Applicable Items	Notes
Unbreaking 	III 	 	
*Increases item durability.
Protection 	IV 	 	
*Decreases incoming damage.
Blast Protection 	IV 	 	
*Decreases incoming explosion damage.
Fire Protection 	IV 	 	
*Decreases incoming fire damage.
Projectile Protection	IV 	 	
*Decreases incoming projectile damage.
Aqua Affinity 	I 	 	
*Increases underwater mining rate.
Respiration 	III 	 	
*Increases underwater breathing time.
Feather Falling 	IV 	 	
*Decreases incoming fall damage.
Efficiency 	V 	 	
*Increases Mining Speed.
Fortune 	III 	 	
*Increases item drops from blocks.
Silk Touch 	I 	 	
*Allows certain blocks to drop themselves instead of their normal drops.
Sharpness 	V 	 	
*Increases damage.
Smite 	V 	 	
*Increases damage against undead mobs.
Bane of Arthropods 	V 	 	
*Increases damage against arthropod mobs.
Fire Aspect 	II 	 	
*Lights enemies on fire.
Knockback 	II 	 	
*Increases knockback.
Looting 	III 	 	
*Increases item drops from mobs.
== Achievements ==
=== New ===
ja:ガイド/Java Edition/アドベンチャー・アップデート
ru:Руководства по Java Edition/Adventure Update
uk:Керівництво по Java Edition/Adventure Update
zh:Java版指南/冒险更新