en 1.12.2 /give Other items /give @p dragon_breath 1 0 { display: { Name: "dragon magic" }, AttributeModifiers: [ { AttributeName: "generic.maxHealth", Name: "generic.maxHealth", Amount: 200000, Operation: 0, UUIDMost: 19785, UUIDLeast: 353381 }, { AttributeName: "generic.knockbackResistance", Name: "generic.knockbackResistance", Amount: 20000, Operation: 0, UUIDMost: 89409, UUIDLeast: 359842 }, { AttributeName: "generic.attackDamage", Name: "generic.attackDamage", Amount: 100000000, Operation: 0, UUIDMost: 1269, UUIDLeast: 356693 } ]}