Java Edition 15w44b

15w44b was released to make various items available in survival and to fix bugs and crashes.

Additions

 * Luck Attribute
 * NBT tag
 * base is 0 and can be modified using the luck and unluck effects


 * Status effects
 * New status effects: Luck and Unluck
 * Increases/Decreases fishing skill
 * Uncraftable Potion
 * Has no effect
 * Cannot be obtained in survival
 * Luck potion
 * Fishing skill is increased when drunk
 * Lasts 5 minutes
 * Also comes in splash and lingering potion forms as well as for tipped arrows ("Arrow of Luck").
 * Tipped Arrows
 * Now exist for empty bottles, water bottles, mundane potions, thick potions and awkward potions

Changes

 * End Crystal
 * Can now be crafted using an ender eye in the middle, a ghast tear on the bottom and 7 glass blocks on the remaining squares.
 * Are no longer dropped by undead horses.
 * End Rod
 * Can now be crafted using a popped chorus fruit in the bottom and a blaze rod on top.
 * Yields 4 per craft
 * Tipped Arrow
 * Can now be obtained in survival
 * Splashing down a lingering potion first, then shooting regular arrows through that cloud will give you a tipped arrow back.
 * This way you can get a max of 5 arrows per lingering potion (15 per dragon's breath).
 * For effects with duration, the duration is $1/8$ that of the corresponding potion.
 * Hay Bale
 * Falling onto a hay bale does only 20% of normal fall damage.


 * Entities
 * TippedArrow has been removed. Arrow is used instead.


 * NBT tags
 * Entity: Arrow
 * (string): Potion effect of the arrow
 * e.g.
 * (list): List of custom potion effects.
 * e.g.
 * Entity: AreaEffectCloud
 * (string): Potion effect of the AreaEffectCloud
 * e.g.