Duplicator (Legit, NOT A GLITCH)

en 1.8+ /summon Villager Shops

Moar Diamondz for meh

Moar Diamondz for u

The command

Note: Minify the command to avoid issues :)

/summon Villager ~1 ~ ~ {
    Profession: 1,
    CustomName: "Dupe Villager",
    CustomNameVisible: 1,
    Career: 1,
    CareerLevel: 42,
    CanPickUpLoot: 0,
    PersistenceRequired: 1,
    NoAI: 1,
    Silent: 1,
    Invulnerable: 1,
    Attributes: [
        {
            Name: "generic.maxHealth",
            Base: 99999
        }
    ],
    Offers: {
        Recipes: [
            {
                buy: {
                    id: "diamond",
                    Count: 1
                },
                maxUses: 9999999,
                sell: {
                    id: "diamond",
                    Count: 64
                },
                rewardExp: false
            },
            {
                buy: {
                    id: "barrier",
                    Count: 1
                },
                maxUses: 9999999,
                sell: {
                    id: "barrier",
                    Count: 1
                },
                rewardExp: false
            }
        ]
    }
}

Created: Sat, 02 Jan 2016 13:44:09, Updated: Tue, 17 Jan 2017 16:42:57, Views: 9