Try - Minecraft Command Science

en 1.8 /give Other

you will seee

The command

Note: Minify the command to avoid issues :)

/give @p diamond_sword 1 0 {
    display: {
        Name: "Nether Sword"
    },
    AttributeModifiers: [
        {
            AttributeName: "generic.maxHealth",
            Name: "generic.maxHealth",
            Amount: 20,
            Operation: 0,
            UUIDMost: 49174,
            UUIDLeast: 909919
        },
        {
            AttributeName: "generic.knockbackResistance",
            Name: "generic.knockbackResistance",
            Amount: 0,
            Operation: 0,
            UUIDMost: 60062,
            UUIDLeast: 249292
        },
        {
            AttributeName: "generic.attackDamage",
            Name: "generic.attackDamage",
            Amount: 9999999,
            Operation: 0,
            UUIDMost: 10979,
            UUIDLeast: 618575
        }
    ],
    ench: [
        {
            id: 19,
            lvl: 5
        },
        {
            id: 20,
            lvl: 5
        },
        {
            id: 48,
            lvl: 999999
        }
    ],
    HideFlags: 4
}

Created: Fri, 12 Feb 2016 18:46:04, Updated: Fri, 19 Feb 2016 20:24:11, Views: 6