SpartanHelm:
    type: item
    material: i@diamond_sword[unbreakable=true;nbt_attributes=generic.maxHealth/head/0/5|generic.movementSpeed/head/0/1|generic.knockbackResistance/head/0/0.8|generic.armor/head/0/10]
    display name: <&4><bold>Helm of Achilles
    lore:
    - <&7>A helm only to be worn
    - by the ancient vampire Achilles
    durability: 82