Minecraft Wiki

This guide is a simplified overview of all the changes in The Update that Changed the World (Java Edition 1.7.x releases), which assumes at least some familiarity with the Horse Update (Java Edition 1.6.x releases).



Name Image Habitat Drops Note
Chicken Jockey Chicken Jockey Revision 1Chicken Zombie Villager JockeyChicken Zombie Pigman Jockey Revision 1
  • Chicken Jockey and Zombie Villager Jockey spawn in Overworld, Zombie Pigman Jockey spawns in the Nether

Chickens drop:

Baby zombies drop:

If killed by a charged creeper, it drops a zombie head.


Name Image Changed
Iron Golems Iron Golem JE1 BE1
  • Drop poppies instead of roses.
Creepers Creeper
  • Can be detonated using a flint and steel.
Zombies Zombie JE2 BE1
  • Reduced the lag that zombies created by pathfinding.
  • Can now spawn with and drop armor, bows and swords with the "Unbreaking" enchantment.
Witches Witch Revision 2
  • Now drink a potion of water breathing, when they are trapped underwater.
  • Can drop a potion of water breathing upon death, as a rare drop.
  • Have been added to the mix of low light-level hostile mobs, spawning anywhere where the light level is below 7, including at night in every biome and in caverns.
  • They have roughly the same spawn rate as endermen, and much like them they usually appear in groups of 2.
Spiders, Cave Spiders & Endermen Spider JE3 BE2Cave Spider JE1 BE1Enderman
  • Don't become hostile when attacking them in creative mode.



Name Image Obtaining Tool Required Uses
Stained Glass White Stained Glass JE2 BE2Orange Stained Glass JE2 BE2Magenta Stained Glass JE2 BE2Light Blue Stained Glass JE2 BE2Yellow Stained Glass JE2 BE2Lime Stained Glass JE2 BE2Pink Stained Glass JE2 BE2Gray Stained Glass JE2 BE2Light Gray Stained Glass JE2 BE2Cyan Stained Glass JE2 BE2Purple Stained Glass JE2 BE2Blue Stained Glass JE2 BE2Brown Stained Glass JE2 BE2Green Stained Glass JE2 BE2Red Stained Glass JE2 BE2Black Stained Glass JE2 BE2
Ingredients Crafting recipe
Glass +
Matching Dye

Any (only drops itself with Silk Touch.)

  • Can be crafted into stained glass panes using the same recipe as normal glass panes.
  • Can be used as decorative block.
Stained Glass Panes White Stained Glass Pane JE2 BE1Orange Stained Glass Pane JE2 BE1Magenta Stained Glass Pane JE2 BE1Light Blue Stained Glass Pane JE2 BE1Yellow Stained Glass Pane JE2 BE1Lime Stained Glass Pane JE2 BE1Pink Stained Glass Pane JE2 BE1Gray Stained Glass Pane JE2 BE1Light Gray Stained Glass Pane JE2 BE1Cyan Stained Glass Pane JE2 BE1Purple Stained Glass Pane JE2 BE1Blue Stained Glass Pane JE2 BE1Brown Stained Glass Pane JE2 BE1Green Stained Glass Pane JE2 BE1Red Stained Glass Pane JE2 BE1Black Stained Glass Pane JE2 BE1
Ingredients Crafting recipe
Matching Stained Glass
Any (only drops itself with Silk Touch.)
  • Can be used as decorative block.
Packed Ice Packed Ice JE1 BE2 Generates in Ice Spikes biomes. Pickaxe (only drops itself with Silk Touch)
  • Unlike normal ice, does not turn into water when broken, and does not melt when exposed to heat, and is an opaque solid block.
Red Sand Red Sand JE1 BE1 Generates in Mesa biomes. Shovel
  • Can be smelted into glass and crafted into TNT.
Podzol Podzol JE1 BE1 Generates in Mega Taiga biomes. Shovel (drops Dirt unless collected with Silk Touch)
  • Can have plants placed on it, and can be turned into farmland by a hoe.
Acacia and Dark Oak Logs Acacia Log Axis Y JE2 BE1Dark Oak Log Axis Y JE2 BE1 Found naturally as part of their corresponding tree types, which generate in Savanna and Roofed Forest biomes, respectively. Axe
  • Can be crafted into planks of the corresponding wood type.
Acacia and Dark Oak Wood Planks Acacia Planks JE1 BE1Dark Oak Planks JE1 BE1
Ingredients Crafting recipe
Acacia Log or
Dark Oak Log
  • Can be crafted into Stairs and Slabs.
Acacia and Dark Oak Stairs and Slabs Acacia Stairs (N) JE2 BE1Dark Oak Stairs (N) JE2 BE1

Acacia Slab JE1 BE1Dark Oak Slab JE1 BE1

Ingredients Crafting recipe
Acacia Planks or
Dark Oak Planks
Ingredients Crafting recipe
Acacia Planks or
Dark Oak Planks
  • Can be used as building blocks.
Acacia and Dark Oak Leaves Oak Leaves JE3 BE4Oak Leaves JE3 BE4 Found naturally on their respective tree types. Shears
  • Have a chance to drop their respective sapling types.
  • Dark Oak Leaves also have a chance to drop an apple.
  • Both have the same texture as Oak Leaves during this version.
Acacia and Dark Oak Saplings Acacia Sapling JE1Dark Oak Sapling JE1 Drop from their respective leaf types. Any
  • Can be placed in flower pots.
  • Grows into their respective tree type if planted on dirt, given adequate space. (Dark Oak Saplings require a 2x2 square of saplings into order to grow into one tree.)
Poppy Poppy JE1 Generates in any biome. Any
  • Can be crafted into red dye.
  • Can be placed in flower pots.
  • Replaces the Rose.
Azure Bluet Azure Bluet JE1 Generates in Plains and Flower Forests. Any
  • Can be crafted into light gray dye.
  • Can be placed in flower pots.
Oxeye Daisy Oxeye Daisy JE1 Generates in Plains and Flower Forests. Any
  • Can be crafted into light gray dye.
  • Can be placed in flower pots.
Blue Orchid Blue Orchid JE1 Generates in Swamps. Any
  • Can be crafted into light blue dye.
  • Can be placed in flower pots.
Allium Allium JE1 Generates in Flower Forests. Any
  • Can be crafted into magenta dye.
  • Can be placed in flower pots.
Tulips Red Tulip JE1Orange Tulip JE1White Tulip JE1Pink Tulip JE1 Red, orange, white and pink tulips can be found in Plains and Flower Forest biomes. Any
  • Can be crafted into red, orange, light gray and pink dyes.
  • Can be placed in flower pots.
Rose Bush Rose Bush JE1 Generates in Forests, Birch Forests, Flower Forests and Roofed Forests. Any
  • Can be crafted into red dye.
  • Drops a duplicate of itself when right-clicked on by bone meal.
Peony Peony JE1 Generates in Forests, Birch Forests, Flower Forests and Roofed Forests. Any
  • Can be crafted into magenta dye.
  • Drops a duplicate of itself when right-clicked on by bone meal.
Lilac Lilac JE1 Generates in Forests, Birch Forests, Flower Forests and Roofed Forests. Any
  • Can be crafted into pink dye.
  • Drops a duplicate of itself when right-clicked on by bone meal.
Sunflower Sunflower JE1 BE1 Generates in Sunflower Plains. Any
  • Can be crafted into yellow dye.
  • Drops a duplicate of itself when right-clicked on by bone meal.
  • Always faces east (toward positive X).
Double Tallgrass Tall Grass JE1 Generates in numerous biomes, and can be created by applying bone meal to tall grass. Shears
  • Can be used decoratively.
  • Have a chance of dropping Wheat Seeds when broken without Shears.
Large Fern Large Fern JE1 Generates in numerous biomes, and can be created by applying bone meal to ferns. Shears
  • Can be used decoratively.
Infested variants of Mossy Stone Bricks, Cracked Stone Bricks and Chiseled Stone Bricks Mossy Stone Bricks JE1 BE1Cracked Stone Bricks JE1 BE1Chiseled Stone Bricks JE1 BE1 Generate in strongholds, and form when silverfish infest the respective normal block type. Pickaxe (drops nothing)
  • Spawn Silverfish when broken.
Grassless Dirt Dirt JE2 BE2 Generates naturally in certain Savanna biome variants and is obtainable only through commands. Shovel (drops normal dirt)
  • Has the same appearance as normal dirt, but grass and mycelium cannot grow on it.


Name Image Changed
Wood Spruce Log Axis Y JE2 BE2Birch Log Axis Y JE2 BE2Jungle Log Axis Y JE2 BE2Acacia Log Axis Y JE2 BE1Dark Oak Log Axis Y JE2 BE1
  • Wooden logs have different textures for their top and bottom
    • Oak Wood remains the same, as if being the default.
Cauldrons Cauldron JE1
  • Cauldrons with water in them extinguish burning entities, taking away one water level each time.
Sugar canes Sugar Cane
  • Color/shade is affected by the biome color (similar to leaves, grass and vines).
Dead bushes Dead Bush JE1 BE1
  • Can be placed on hardened clay, stained clay, red sand and dirt.
Command blocks Impulse Command Block JE1
  • Show what command it ran recently in the GUI.
  • Extended character limit past the 10,000 mark.
Iron bars & glass panes Iron Bars (EW) JE1 BE1Glass Pane JE2 BE2
  • Connect to each other and glass blocks.
    • This includes panes of different colors.



Name Image Obtaining Uses
Pufferfish Pufferfish (item) JE2 BE1 Can be obtained from fishing.
  • Can be used for restoring hunger
    • Restores 1 (🍗) hunger.
    • If eaten, it inflicts
      • Poison IV (1:00)
      • Hunger III (0:15)
      • Nausea (0:15)
  • Used to brew a water breathing potion.
Clownfish Tropical Fish JE1 BE1 Can be obtained from fishing.
  • Can be eaten to restore 1 (🍗) hunger.
Raw Salmon Raw Salmon JE1 BE1 Can be obtained from fishing.
  • Restores 2 (🍗) hunger.
  • Can be cooked into Cooked Salmon.
Cooked Salmon Cooked Salmon JE1 BE1
Ingredients Smelting recipe
Raw Salmon +
Any fuel

  • Restores 6 (🍗🍗🍗) hunger.



Name Obtaining Effects
Potion of Water Breathing
Ingredients Brewing recipe
Pufferfish +
Awkward Potion

Non-mob entities[]


Name Image Creation Drops Note
Minecart with Command Block Minecart with Command Block JE1 Can be obtained only through commands.



Enchantment Max Level Applicable Items Notes
Lure III
  • Decreases the wait time for catching something.
Luck of the Sea III
  • Increases luck while fishing.



Name Image Generates Chests Mobs Description
Acacia Tree Acacia Tree JE1 BE1 Generate in Savanna biomes and when grown from Acacia saplings. No None
  • The most common trees in Savannas, and a source of Acacia wood.
Dark Oak Tree Dark Oak Tree JE1 BE1 Generate in Roofed Forest biomes and when grown from a square of 4 Dark Oak saplings. No None
  • The most common trees in Roofed Forests, and a source of Dark Oak wood.
Mega Spruce Tree Mega Spruce Tree Generate in Mega Taiga biomes and when grown from a square of 4 Spruce saplings. No None
  • The most common trees in Mega Taigas, and a source of Spruce wood.
Forest Rock Forest Rock JE1 BE1 Generate in Mega Taiga biomes. No None
Ice Spike Ice World Spikes JE1 BE1 Generate in Ice Spike biomes. No None
  • The most striking feature of Ice Spike biomes, and a source of Packed Ice blocks.


Gear (item)
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Name Image Description Structures
Mesa Badlands
  • Contains mountains composed of multiple types of colored hardened clay that are layered in a way that resembles sedimentary rock.
    • There are seven colors including normal, orange, red, yellow, white, light gray and brown.
  • The flat lands below the mountains are similar to a desert biome, but made of red sand instead of sand.
  • Dead bushes and cacti spawn in this biome.
  • Occasional dying forests spawn on top of the clay mountains.
Savanna Savanna
  • A flat and dry biome with a sparse covering of acacia trees, with plateaus and the occasional giant mountain.
  • Inhabited by horses, and villagers in villages identical to those in plains.
Jungle Edge Jungle Edge
  • A jungle variant with much sparser vegetation and only small jungle trees.
Sunflower Plains Sunflower Plains
  • Exactly the same as plains, but contains a large amount of sunflowers.
Flower Forest Flower Forest
  • Forest variant containing a dense ground covering of a wide variety of flowers.
  • Contains the exclusive Allium flower, along with every other flower type, except Blue Orchids and Sunflowers.
Roofed Forest Dark Forest Hills
  • A dense forest of Dark Oak Trees containing oak and birch trees and giant mushrooms.
  • The canopies of the trees form a mostly unbroken "roof" that blocks out sunlight.
  • Monsters are often able to spawn during the day due to the darkness.
Birch Forest Birch Forest
  • A forest made entirely of birch trees.
  • Has a variant with taller birch trees that cannot be grown from saplings.
Taiga Taiga
  • A forest of spruce trees with bluish grass.
    • The previous snowy version of the Taiga biome is now called the "Snowy Taiga" instead.
  • Contains a large amount of ferns.
Mega Taiga Mega Taiga Hills
  • A forest of giant 2x2 spruce trees, which tower above the regular spruce trees that grow between them.
  • Much of the ground is covered in podzol.
  • Mossy cobblestone "boulders" are scattered around in this biome.
  • Dead bushes, mushrooms and ferns cover the forest floor.
Gravelly Mountains Gravelly Mountains
  • An extreme hills variant with a surface largely composed of gravel.
Wooded Mountains 1.8 Biomes Mountain
  • An extreme hills variant with a much denser covering of trees.
Stone Shore Stone Shore
  • A beach biome with terrain made of stone, which often generates between extreme hills and oceans.
Ice Spikes Ice Spikes
  • A snowy biome covered in large pillars of packed ice blocks.
  • The surface is made out of snow blocks on top of dirt.
Deep Ocean Ocean b4 1.13
  • Is about ten blocks deeper than normal oceans; the maximum depth is in the low 30s.
  • Has a seafloor made entirely of gravel.
Biome Variants/Technical Biomes
  • Over 20 variants for new and existing biomes.
    • M – Biomes with an M variant are rarer than the normal version of that biome and contain some specific modification, such as taller trees or more water pools.
    • Plateau – Biomes with a plateau variant are like the hills technical biome, but flattened at the top.
    • Mesa (Bryce) – A rare variant of the mesa biome that works similar to ice spikes, with tall clay spikes generating from the sandy mesa floor.
    • Hills – More technical hills biomes have been added to fit with the new biomes.
    • Stone Beach – Generates between mountains and oceans to create rocky cliffs.


  • Each biome now has a "temperature" value. Biomes with similar temperature values are more likely to generate next to each other.
  • Biomes can be divided roughly into 4 categories based on how their temperature affects precipitation:
    • In hot biomes, it never rains.
    • In warm biomes, it rains at all altitudes.
    • In cool biomes, it rains at low altitudes and snows at high altitudes.
    • In snowy biomes, it snows at all altitudes.
  • Many existing biomes have been updated, and some have received slightly different variants where some key aspect of the generation is different:
Name Image Description Structures
Desert Desert Lakes
  • Added Desert Lakes, a Desert variant containing water lakes.
    • Similar to pre-1.6 Deserts.
Jungle Jungle
  • New variants include Modified Jungle, Jungle Edge, and Modified Jungle Edge.
  • Melons now generate in Jungles.
Swamp Swamp Hills
  • Added hilly variant.
  • Changed grass color.
  • Added Blue Orchids.
Forest Wooded Hills
  • Contain multiple new flowers.
Plains Plains
  • Contain multiple new flowers.
Extreme Hills Mountains
  • New terrain generation for Extreme Hills
  • Extreme Hills now have large amounts of exposed stone and gravel on their surface.
  • Now contain spruce trees.
  • New variants include Wooded Mountains and Gravel Mountains.
  • Stone Cliffs now generate between Mountains and Oceans.
Snowy Taiga Snowy Taiga Mountains
  • Renamed from "Taiga" to "Snowy Taiga".
  • Added mountainous variant.

World types[]


Name Image Description Structures
Amplified AmplifiedWorldMojang
  • It scales up all world generation rules, so it uses the entire world height.
    • Almost all biomes can generate huge mountains that can reach well above Y: 200.
      • Extreme Hills biomes frequently reach the world height limit at Y: 256.
      • Swampland and ocean biomes are unaffected by this world type.
  • Extremely resource intensive and requires powerful computer to run.
  • Ravines here can reach down to bedrock.
  • Contains numerous various landforms that are very rare or non-existent in default generation.
    • Some examples include floating islands, overhangs, large water and lava falls and huge indents.
  • Taiga biomes reach such altitudes that snow starts generating (about Y=130).
All structures

Music tracks[]

Note: these track previews have been shortened to 30 seconds on the wiki due to an agreement with the author to allow them on the wiki


Filename Gameplay Soundtrack Title Track Preview
creative1.ogg Creative mode "Biome Fest"
creative2.ogg Creative mode "Blind Spots"
creative3.ogg Creative mode "Haunt Muskie"
creative4.ogg Creative mode "Aria Math"
creative5.ogg Creative mode "Dreiton"
creative6.ogg Creative mode "Taswell"
nether1.ogg The Nether "Concrete Halls"
nether2.ogg The Nether "Dead Voxel"
nether3.ogg The Nether "Warmth"
nether4.ogg The Nether "Ballad of the Cats"
boss.ogg Ender Dragon battle "Boss"
end.ogg The End "The End"
menu1.ogg Main menu "Mutation"
menu2.ogg Main menu "Moog City 2"
menu3.ogg Main menu "Beginning 2"
menu4.ogg Main menu "Floating Trees"
credits.ogg End Poem "Alpha"



Icon Achievement In-game description Parent Actual requirements (if different) Resource location
Advancement-fancy-rawAdventuring TimeDiscover all biomes\Discover 17 of the 40 different biomesThe End?Visit these 36 biomes. Other biomes may also be visited, but are ignored for the achievement. Biomes are counted as visited even before The End? is achieved.[1]\Visit any 17 biomes. Does not have to be in a single world.exploreAllBiomes\
Advancement-plain-mini-rawThe Beginning?Spawn the WitherThe End.Be within a 100.9×100.9×103.5 cuboid centered on the Wither when it is spawned.spawnWither
Advancement-plain-mini-rawThe Beginning.Kill the WitherThe Beginning?Be within a 100.9×100.9×203.5 cuboid centered on the Wither when it drops the nether star.killWither
Advancement-fancy-rawBeaconatorCreate a full beaconThe Beginning.Be within a 20×20×14 cuboid centered on the pyramid when the beacon block realizes it is fully powered.fullBeacon
Advancement-plain-mini-rawRepopulationBreed two cows with wheatCow TipperBreed two cows or two mooshrooms.breedCow
Advancement-plain-mini-rawDiamonds to you!Throw diamonds at another playerDIAMONDS!Drop a diamond. Another player or a mob must then pick up this diamond.diamondsToYou