The attributes section for items made with MythicMobs handles the Minecraft attribute system. It makes it possible to apply different attributes given to the entity wearing/using the item depending on the slot.

Format

Item:
  Id: item_id
  Attributes:
    [Slot]:
      [Attribute]: [value] <operation> 

Attributes

These are all the available attributes that can be put on the item. You can use general placeholders like <random.#to#> or <random.float.#to#>.

AttackSpeed

Determines the recharge rate of a fully charged attack.

custom_item:
  Id: stick
  Attributes:
    MainHand:
      AttackSpeed: 0.1 MULTIPLY

Armor

Sets the amount of armor. 1 armor is equal to 0.5 armor plates. Vanilla caps the amount to 30.

custom_item:
  Id: diamond_chestplate
  Attributes:
    Chest:
      Armor: 2

ArmorToughness

Alters the damage reduction percentage of the armor attribute. MC wiki.

custom_item:
  Id: diamond_chestplate
  Attributes:
    Chest:
      ArmorToughness: 0.5

Damage

Sets the damage dealt by melee attacks. 1 damage equals to 0.5 hearts of damage dealt (without armor).

custom_item:
  Id: stick
  Attributes:
    All:
      Damage: 0.2 ADD_SCALAR

Health

The maximum health modifier the user can have when either holding or wearing the item. 1 health equals to 0.5 hearts.

custom_item:
  Id: diamond_chestplate
  Attributes:
    MainHand:
      Health: 2 ADD

Luck

Sets the amount of luck modifier of the item. This modifier affects the result of loot tables and also the mob drops.

custom_item:
  Id: stick
  Attributes:
    OffHand:
      Luck: -10 ADD

KnockbackResistance

Sets the horizontal scale knockback resisted from attacks.

custom_item:
  Id: diamond_chestplate
  Attributes:
    Chest:
      KnockbackResistance: 2 MULTIPLY_BASE

MovementSpeed

Sets the movement speed modifier of the item.

custom_item:
  Id: wooden_sword
  Attributes:
    All:
      MovementSpeed: -0.2 MULTIPLY_BASE

Slots

Slot	Description
All	Will apply the given attributes to all slots.
MainHand	Attributes will only apply if item is being held in the main hand.
OffHand	Attributes will only apply if item is being held in the off hand.
Head	Attributes will only apply if item is being worn on the head slot.
Chest	Attributes will only apply if item is being worn on the chest/torso slot.
Legs	Attributes will only apply if item is being worn on the legs slot.
Feet	Attributes will only apply if item is being worn on the feet slot.

Operations

Operation	Aliases	Description
ADD	0, ADD_NUMBER	Adds or subtracts the specified value to the base value.
MULTIPLY_BASE	1, ADD_SCALAR	Multiplies the base value with the sum of all the modifier's amount.
MULTIPLY	2, MULTIPLY_SCALAR	Similar to MULTIPLY_BASE but multiplies all the modifier's amount instead of adding all of them

See MC wiki on how the game calculates the value for all modifiers

Examples

This example item will grant +10 luck when the item is held in the main hand, but will grant +7 luck and +2 extra damage if the item is held in the offhand slot:

lucky_charms:
  Id: potato_item
  Display: 'Rotten Lucky Charm'
  Attributes:
    MainHand:
      Luck: 10
    OffHand:
      Luck: 7
      Damage: 2

This example item grants +2 extra health no matter which slot the item is being held, but will also grant +4% movement speed if the item is worn in the feet slot:

happy_feet:
  Id: leather_boots
  Display: 'Penguin Hide'
  Attributes:
    All:
      Health: 2
    Feet:
      MovementSpeed: 0.04

Each time this item is generated it will have a random damage value between 3 and 5 and a random speed bonus between 1% and 5% when worn in the main hand:

lucky_sword:
  Id: wood_sword
  Display: '<yellow>Lucky Sword</yellow>'
  Attributes:
    MainHand:
      Damage: 3-5
      MovementSpeed: 0.01-0.05 MULTIPLY_BASE