Op villager trades (a pice of dirt can go a long way)

en 1.13 /summon Villager Shops

i think it works

The command

Note: Minify the command to avoid issues :)

/summon Villager ~1 ~ ~ {
    Profession: 2,
    CustomName: "HI",
    CustomNameVisible: 1,
    Career: 1,
    CareerLevel: 42,
    CanPickUpLoot: 0,
    PersistenceRequired: 1,
    NoAI: 1,
    Silent: 1,
    Invulnerable: 1,
    Attributes: [
        {
            Name: "generic.knockbackResistance",
            Base: "1f"
        },
        {
            Name: "generic.movementSpeed",
            Base: "0f"
        },
        {
            Name: "generic.maxHealth",
            Base: 99999
        }
    ],
    Offers: {
        Recipes: [
            {
                buy: {
                    id: "dirt",
                    Count: 1
                },
                maxUses: 1e+46,
                sell: {
                    id: "end_portal",
                    Count: 1
                },
                rewardExp: false
            },
            {
                buy: {
                    id: "end_portal",
                    Count: 1
                },
                maxUses: 1e+28,
                sell: {
                    id: "portal",
                    Count: 1
                },
                rewardExp: false
            },
            {
                buy: {
                    id: "portal",
                    Count: 1
                },
                maxUses: 1e+31,
                sell: {
                    id: "water",
                    Count: 1
                },
                rewardExp: false
            },
            {
                buy: {
                    id: "flowing_water",
                    Count: 1
                },
                maxUses: 1e+31,
                sell: {
                    id: "flowing_lava",
                    Count: 1
                },
                rewardExp: false
            },
            {
                buy: {
                    id: "flowing_lava",
                    Count: 1
                },
                maxUses: 1e+38,
                sell: {
                    id: "piston_head",
                    Count: 1
                },
                rewardExp: false
            },
            {
                buy: {
                    id: "piston_head",
                    Count: 1
                },
                maxUses: 1e+38,
                sell: {
                    id: "piston",
                    Count: 1
                },
                rewardExp: false
            },
            {
                buy: {
                    id: "piston",
                    Count: 1
                },
                maxUses: 1e+38,
                sell: {
                    id: "mob_spawner",
                    Count: 1
                },
                rewardExp: false
            }
        ]
    }
}

Created: Tue, 29 Jan 2019 23:22:10, Updated: Tue, 29 Jan 2019 23:22:10, Views: 7